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may

dierent

from

the

value

set

for

the

output.

these

two

gures

are

not

the

same

indicated

the

Tus:OPERation

Attenuator

you

have

the

optional

attenuator

installed,

the

value

returned

for

the

power

dependent

whether

you

are

power

attenuation

mode

(see

\[:SOURce]:POW

er:A

enuation:A

UTO?").

you

are

power

mode

the

value

returned

the

output

power

you

are

attenuation

mode

the

value

returned

the

laser

output

power

and

you

must

also

use

the

attenuation

value

calculate

the

output

power

(see

\[:SOURce]:POW

er:A

enuation?").

you

specify

MIN ,

DEF ,

MAX

with

the

query

will

return,

respectively

the

minimum,

default,

maximum

amplitude

level.

Example

OUTPUT

724;":POW:UNIT

DBM"

OUTPUT

724;":POW?

MAX"

ENTER

724;A$

OUTPUT

724;":POW

",A$

[:SOURce]:PO

er:UNIT

Syntax

[:SOURce ]:POWer:UNIT

<wsp>

DBM j DBMW jWatt

Description

This

command

sets

the

power

units

Set

the

units

dBm

sending

DBM

DBMW .

Set

the

units

watts

sending

W .

The

default

units

are

dBm.

[:SOURce]:PO

er:UNIT?

Syntax

[:SOURce ]:POWer:UNIT?

Description

The

query

returns

the

units

currently

being

used.

The

response

either

for

dBm

dBmW

for

atts

Example

OUTPUT

724;":POW:UNIT

DBM"

OUTPUT

724;":POW:UNIT?"

ENTER

724;A$

5-26

Remote

Commands

Содержание 8167A

Страница 1: ...s Guide HP 8167A 8D 8E 8F Tunable Laser Source SERIAL NUMBERS This guide applies to the 8167A 8168D 8168E and 8168F tunable laser sources ABCDE HP Part No 08168 91021 Printed in Germany Second Edition E0197 ...

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Страница 3: ...t its software and rmware designated by HP for use with an instrument will execute its programming instructions when properly installed on that instrument HP does not warrant that the operation of the instrument software or rmware will be uninterrupted or error free Limitation of Warranty The foregoing warranty shall not apply to defects resulting from improper or inadequate maintenance by Buyer B...

Страница 4: ......

Страница 5: ...as been impaired the instrument must be made inoperative and be secured against any unintended operation Make sure that only fuses with the required rated current and of the speci ed type normal blow time delay etc are used for replacement The use of repaired fuses and the short circuiting of fuseholders must be avoided Adjustments described in the manual are performed with power supplied to the i...

Страница 6: ...ion to a procedure practice or the like which if not correctly performed or adhered to could result in injury or loss of life Do not proceed beyond a WARNING sign until the indicated conditions are fully understood and met Caution The CAUTION sign denotes a hazard It calls attention to an operating procedure practice or the like which if not correctly performed or adhered to could result in damage...

Страница 7: ...r InGaAsP InGaAsP InGaAsP InGaAsP Laser Class According to 21 1 1 1 IIIb CFR 1040 10 USA According to 3A 3A 3A 3A IEC 825 1 Non USA EN 60825 1 Europe Permissible Output Power CW 1 6mW 1 6mW 1 6mW 9 9mW Beam Diameter 9 m 9 m 9 m 9 m Numerical Aperture 0 1 0 1 0 1 0 1 Wavelength 1280 1330nm 1490 1565nm 1475 1575nm 1450 1590nm Note USA The laser safety warning labels are xed on the instrument except ...

Страница 8: ... A sheet of laser safety warning labels are included with the instrument You MUST stick the labels in the local language onto the outside of the instrument in a position where they are clearly visible to anyone using the instrument You MUST return instruments with malfunctioning laser boxes to an HP Service Center for repair and calibration viii ...

Страница 9: ... laser when there is no ber attached to the optical output connector The optical output connector is at the bottom right of the instrument front panel The laser is enabled by pressing the gray button beside the optical output connector on the front panel The laser is enabled when the green LED on the front panel of the instrument is lit Warning Under no circumstances look into the end of an optica...

Страница 10: ...nl ange 1280 1330nm 1490 1565nm 1470 1575nm 1450 1590nm Hinweis Ein Blatt mit Laser Warnaufklebern ist jedem Ger at beigef ugt Die Aufkleber m ussen in der Landessprache f ur den Anwender gut sichtbar an der Au enseite des Ger ates angebracht werden Ger ate mit defekten Laser m ussen zur Reparatur oder zur Kalibration an ein HP Service B uro geschickt werden Das Ger at hat eine eingebaute Sicherhe...

Страница 11: ...Frontplatte Mit dem danebenliegenden grauen Druckschalter wird der Laser ein bzw ausgeschaltet Bei eingeschaltetem Laser leuchtet eine gr une LED an der Frontplatte des Einschubes Warnung Wenn der Laser eingeschaltet ist darf unter keinen Umst anden in das Ende des optischen Kabels oder in den Laserausgang am Ger at geschaut werden Der Laserstrahl ist f ur das menschliche Auge unsichtbar kann aber...

Страница 12: ...565nm 1475 1575nm 1450 1590nm Remarque Les etiquettes de s ecurit e sont incluses dans l appareil Il est obligatoire de coller une etiquette en langage local a l exterieur de l appareil de telle sorte qu elle soit parfaitement visible par l utilisateur Il est recommand e de xer l etiquette de s ecurit e sur la partie inf erieure gauche de la face avant de l appereil En cas de mauvais fonctionnemen...

Страница 13: ...n x ee sur le connecteur Le connecteur de sortie optique est situ e au bas de la face avant de l appareil La mise en service du laser s e ectue par la pression du bouton gris situ e a cot e de la sortie optique au bas de la face avant de l appareil L illumination de la LED verte indique que le laser est en activit e Attention Ne tentez en aucun cas de regarder l extr emit e de la bre optique attac...

Страница 14: ...e of general information for using the HP IB a command reference and some programming examples Chapters 4 5 and 6 Additional Information This is supporting information of a non operational nature This contains installation information accessories speci cations function tests cleaning procedures and error codes Appendices A through G Attenuator Some information in this manual applies only to the tu...

Страница 15: ...the Wavelength 1 9 Setting the Modulated Power 1 9 Measuring a Wavelength Characteristic 1 11 Setting Up the Wavelength Sweep 1 11 Performing the Wavelength Characteristic Measurement 1 12 2 Setting Wavelength and Power Setting the Wavelength 2 2 Setting the Wavelength Directly 2 2 Setting a Relative Wavelength 2 3 Changing the Base Wavelength 2 3 Performing a Wavelength Sweep 2 4 Setting the Wave...

Страница 16: ...ties 3 2 Switching the Instrument into Stand By 3 3 Increasing the Lifetime of the Display 3 3 Setting the HP IB Address 3 4 Setting the Modulation Output 3 4 Getting Information about the Instrument 3 4 Setting the Date and Time 3 4 Performing a Selftest 3 5 Auxiliary Functions 3 6 Viewing the Power as a Function of Wavelength 3 6 Setting the Peak Power 3 7 Passive Component Test PACT 3 7 Automat...

Страница 17: ...vice Request 5 6 CLS 5 7 ESE 5 7 ESE 5 8 ESR 5 8 IDN 5 9 OPC 5 10 OPC 5 10 OPT 5 10 RCL 5 11 RST 5 11 SAV 5 12 SRE 5 12 SRE 5 13 STB 5 13 TST 5 14 WAI 5 16 DISPlay Commands 5 16 DISPlay ENABle 5 16 DISPlay ENABle 5 16 LOCK Commands 5 17 LOCK 5 17 LOCK 5 17 OUTPut Commands 5 17 OUTPut STATe 5 17 OUTPut STATe 5 18 SOURce Commands 5 18 SOURce AM INTernal FREQuency 5 18 SOURce AM INTernal FREQuency 5 ...

Страница 18: ...gth REFerence DISPlay 5 28 SOURce WAVElength FREQuency 5 28 SOURce WAVElength FREQuency 5 28 STATus Commands 5 29 STATus OPERation CONDition 5 30 STATus OPERation ENABle 5 31 STATus OPERation ENABle 5 31 STATus OPERation EVENt 5 31 STATus OPERation NTRansition 5 32 STATus OPERation NTRansition 5 32 STATus OPERation PTRansition 5 32 STATus OPERation PTRansition 5 32 STATus QUEStionable CONDition 5 ...

Страница 19: ...le 5 Increased Tuning Linearity 6 12 A Installation Safety Considerations A 1 Initial Inspection A 1 AC Line Power Supply Requirements A 2 Line Power Cable A 2 Changing the Battery A 4 Changing the Fuse A 4 Operating and Storage Environment A 6 Temperature A 6 Humidity A 6 Instrument Positioning and Cooling A 6 Switching on the Tunable Laser Source A 7 Self test A 7 Initializing A 7 Stabilizing A ...

Страница 20: ...rformance Characteristics C 7 Characteristics C 7 Operating Modes C 7 Internal Modulation C 7 External modulation C 7 Coherence Control C 7 General C 7 Polarization maintaining ber C 7 HP IB Interface C 8 Passive Component Test Software C 8 Laser Class C 8 Environmental C 8 Listed options C 9 Other Speci cations C 9 Declaration of Conformity C 10 D Performance Tests Introduction D 1 Equipment Requ...

Страница 21: ... Interfaces E 7 Cleaning Bare Fiber Adapters E 8 Cleaning Bare Fiber Ends E 8 Cleaning Lenses E 9 Cleaning Large Area Lenses and Mirrors E 10 Cleaning Fixed Connector Interfaces E 11 Cleaning Optical Glass Plates E 11 Cleaning Physical Contact Interfaces E 11 Cleaning Recessed Lens Interfaces E 12 Cleaning Fragile Optical Devices E 12 Cleaning Metal Filters or Attenuator Gratings E 13 F Error Mess...

Страница 22: ...G Backdating Initial Safety Information for the Tunable Laser Source G 1 Earlier models G 1 Speci cations G 2 Performance Speci cations G 2 Supplementary Performance Characteristics G 2 Index Contents 8 ...

Страница 23: ...ive Wavelength 2 3 2 4 Setting Up for a Wavelength Sweep 2 4 2 5 The Parameters for a Wavelength Sweep 2 5 2 6 Performing a Manual Sweep 2 7 2 7 Setting the Output Power of a CW Signal 2 8 2 8 The Modulated Signal 2 11 2 9 Setting the Output Power of an Internally Modulated Signal 2 11 2 10 External Modulation and Output Power 2 12 2 11 Setting the Output Power of an Externally Modulated Signal 2 ...

Страница 24: ...nti cation A 2 A 2 Rear Panel Markings A 4 A 3 Releasing the Fuse Holder A 5 A 4 The Fuse Holder A 5 A 5 Correct Positioning of the Tunable Laser Source A 7 A 6 PMF Output A 10 A 7 HP IB Connector A 11 B 1 Tunable Laser Source Options Overview B 2 B 2 Tunable Laser Source Option 021 Con guration B 3 B 3 Tunable Laser Source Option 022 Con guration B 5 B 4 Tunable Laser Source Option 023 Con gurati...

Страница 25: ...its and Allowed Mnemonics 5 1 5 2 Common Command Summary 5 2 5 3 Command List 5 3 5 4 Reset State Default Setting 5 12 5 5 Speci ed Wavelength range 5 27 6 1 Program Description Increased Tuning Linearity 6 16 A 1 Temperature A 6 Contents 11 ...

Страница 26: ......

Страница 27: ...ngth is not xed The Hewlett Packard tunable laser sources also allow you to set the output power and to choose between continuous wave or modulated output power Note The single greatest factor a ecting the performance of the tunable laser source as with all ber optic measurements is the cleanliness of the connectors Ensure that your connectors are always clean For cleaning instructions see Appendi...

Страница 28: ...power to save the wavelength and output power setting to check or change the system con guration to test the instrument to switch o the laser and display to change the HP IB Address to select whether the internal modulation signal is available at the Modulation Output constantly or only when the power is being output or to get information about the instrument and the software revision to get help ...

Страница 29: ...ed the laser is switched o immediately and cannot be switched on until it is closed again Starting the 8168F When you turn on the 8168F the instrument is locked This is to prevent unauthorized persons from using this Laser Safety Class IIIb instrument The Starting screen for the 8168F is shown below Figure 1 2 Starting Screen for the 8168F If you have not set a new password you also see the messag...

Страница 30: ...nter the correct password the instrument is unlocked and you see the following screen Figure 1 4 Secure Screen Press NNNNNNNNNNNNNN Exit or any of the function keys to view the main screen Getting Help Press 4HELP5 to get help When you press this key the rst help screen is displayed this is either the last screen that was used or the screen with the limit values for the parameters 1 4 Getting Star...

Страница 31: ...ion Press NNNNNNNNNNNNNNNNN Close to close the help topics menu without selecting a topic Many of the help texts are longer than one screen You move between screens of information using NNNNN and NNNNN Changing the Value of a Parameter What follows is a description of the various methods of changing the value of parameters on the tunable laser source Examples in which actual parameter values are c...

Страница 32: ... 4 5 4 5 or turn the Modify Knob slightly If you start with Modify Knob the cursor moves to the digit that was most recently changed If no digit was changed before or if you started with another key the cursor moves to the position of the most signi cant digit of the parameter 2 If you want to move the cursor and select another digit to edit use 4 5 and 4 5 3 Enter the new value for the digit at t...

Страница 33: ...ess 455 on the numeric keypad to change the tenths digit Press 4ENTER5 to end the editing 1542 500nm P 200 W Setting a Parameter to its Default Value There is a default softkey that you can use to set a parameter to its default value 1 Press 4EDIT5 2 Press NNNNNNNNNNNNNNNNNNNNNNN Default If You Make a Mistake If you make a mistake while you are editing a parameter you can cancel the editing and ge...

Страница 34: ...lso need a connector interface for the multimeter for example an HP 81000AI and a patchcord if you are using the HP 81000AI then a Diamond HMS 10 HP HRL to Diamond HMS 10 HP patchcord HP 81109AC These same procedures are repeated in Example 3 Measuring the Power of a Modulated Signal in Chapter 6 and Example 4 Measuring a Wavelength Characteristic in Chapter 6 where they are performed using the HP...

Страница 35: ...ed immediately to the next step Setting the Wavelength 5 On the tunable laser source a Press 4WAVELENGTH5 b Make sure that you are setting the wavelength directly Press NNNNNNNNNNNNNNNNNNNN nm GHz if necessary until there is only one parameter shown on the left side of the display c Press 4EDIT5 and then NNNNNNNNNNNNNNNNNNNNNNN Default to set the wavelength to 1540 000nm 6 On the multimeter set th...

Страница 36: ...s NNNNNNNNNNNNNNNNN W dBm to change the units e Type 500 on the keypad and press 4ENTER5 8 On the multimeter make sure that Watts are selected and that the instrument is autoranging 4dBm W5 W 4Auto5 AUTO 9 On the tunable laser source a Press NNNNNNNNNNNNNN Freq b Type in 100 on the keypad c Make sure that the units are set to kHz If necessary press NNNNNNNNNNNNNNNNNNNN Hz kHz to change the units d...

Страница 37: ...highest power level possible that is available over the full sweep range 11 On the laser source press NNNNNNNNNNNNNNNNNNNN Mod CW to return the laser source to CW operation Setting Up the Wavelength Sweep 12 On the laser source a Press 4WAVELENGTH5 and then NNNNNNNNNNNNNNNNNNNNNNN Sweep b Type in 1535 on the keypad and press 4ENTER5 to set the start wavelength for the sweep c Type in 1545 on the k...

Страница 38: ...he second 5 Performing the Wavelength Characteristic Measurement 15 Make sure that the laser source is still active 16 On the laser source press NNNNNNNNNNNNNNNNNNNN Manual 17 Read the value for the power at 1535nm on the multimeter 18 Repeat the following steps at each wavelength in the sweep range a On the laser source press NNNNNNNNNNNNNN Next b On the multimeter increment press 4 5 c Read the ...

Страница 39: ...2 Setting Wavelength and Power This chapter describes how to set the wavelength and the power of the output A Summary of the Wavelength and Output Power Hard and Softkeys Setting Wavelength and Power 2 1 ...

Страница 40: ...th and an o set in the frequency domain or You can set a range of wavelengths for the instrument to sweep Press 4WAVELENGTH5 to select the wavelength parameter Use NNNNNNNNNNNNNNNNNNNN nm GHz to select how you set the wavelength Use NNNNNNNNNNNNNNNNNNNNNNN Sweep to perform a wavelength sweep Setting the Wavelength Directly You can set the wavelength directly if the display looks like this Figure 2...

Страница 41: ...eedback lasers You can set a relative wavelength if the display looks like this Figure 2 3 Setting a Relative Wavelength Press 4WAVELENGTH5 and NNNNNNNNNNNNNNNNNNNN nm GHz as necessary to get to this display The output wavelength is set from the base wavelength 0 and the frequency o set df The formula for calculating the output wavelength is c 0 df c 0 where c is the speed of light in a vacuum 2 9...

Страница 42: ...NNNNNN 0 The base wavelength is now set 6 Calculate the value for df df c 0 c 0 2 998E8 1507 500E 0 9 0 2 998E8 1540 000E 09 4196 980GHz 7 Type in the value for df 4197 0 on the numeric keypad and press 4ENTER5 8 Because of inaccuracies in the value taken for the speed of light this gives a value of 1507 499nm Use the Modify Knob to edit the value for df to get 1507 5nm Performing a Wavelength Swe...

Страница 43: ...eters for a Wavelength Sweep You move from one parameter to the next using NNNNN and NNNNN the Modify Knob or 4ENTER5 Only three of the parameters can be displayed at a time you scroll the other parameters onto the display See Changing the Value of a Parameter in Chapter 1 if you need details on how to edit parameters Setting the Maximum Power for the Sweep Range NNNNNNNNNNNNNNNNNNNNNN Pmax P sets...

Страница 44: ...he highest power level available at all wavelengths 1 Press 4WAVELENGTH5 and then NNNNNNNNNNNNNNNNNNNNNNN Sweep 2 Make sure you are at the start parameter 3 Type in 1495 and then 4ENTER5 to set the start wavelength 4 Type in 1555 and then 4ENTER5 to set the stop wavelength 5 Type in 1 and then 4ENTER5 to set the step size 6 Type in 0 5 and then 4ENTER5 to set the dwell time 7 Type in 3 and then 4E...

Страница 45: ...ove on to the next wavelength step Press NNNNNNNNNNNNNN Prev to move back to the previous wavelength step Press NNNNNNNNNNNNNN Cont to continue with an automatic sweep from the current wavelength Press NNNNNNNNNNNNNN Stop to end the sweep Setting Wavelength and Power 2 7 ...

Страница 46: ...do not a ect the values set in the other Press 4OUTPUT POWER5 to select the output power parameter Use NNNNNNNNNNNNNNNNNNNN Mod CW to choose CW modulated or coherence control Attenuator If you have the optional attenuator installed use NNNNNNNNNNNNNNNNNNNNNNN PowMode to choose between Power Mode specifying the output power and Attenuation Mode specifying the laser power and attenuation Setting the...

Страница 47: ...o select the attenuation parameter Press NNNNNNNNNNNNNN Pref to select the laser output power What is Excessive Power An EXCESSIVE message indicates that the value you have set for the output power is larger than the laser diode is capable of producing at this wavelength The instrument sets the output power as high as possible it is this actual output power that is shown as part of the EXCESSIVE m...

Страница 48: ...f the tunable laser source without the attenuator is due to the insertion loss of the attenuator This value is only proportional to the output power if the attenuation remains constant Here the attenuator adds a constant o set to the voltage level Example To set the power to 10dBm 1 Press 4OUTPUT POWER5 2 Press NNNNNNNNNNNNNNNNNNNN Mod CW and NNNNNNNN CW if necessary so that the display looks as s...

Страница 49: ... and NNNNNNNNNNN Int as necessary to get to this display See Changing the Value of a Parameter in Chapter 1 if you need details on how to edit parameters You can change the units by pressing NNNNNNNNNNNNNNNNN W dBm The notes above about excessive power and the analog output apply also to the power of a modulated signal Setting the Frequency of a Modulated Signal You can also set the frequency of a...

Страница 50: ...er a change of wavelength Or the modulation signal is output all the time This is set by the 4System5 NNNNNNNNNNNNNNNNNNNN MODOUT parameter see Setting the Modulation Output in Chapter 3 Example Set the frequency of the modulated output to 300Hz 1 Press 4OUTPUT POWER5 2 Press NNNNNNNNNNNNNNNNNNNN Mod CW and NNNNNNNNNNN Int if necessary so that the display looks as shown in Figure 2 9 3 Press NNNNN...

Страница 51: ...NNN W dBm The notes above about excessive power and the analog output apply also to the power of a modulated signal The Modulation Input The Modulation Input on the front panel is where you input your modulating signal Using Coherence Control Enabling the coherence control increases the linewidth of the optical output signal to between 50 and 500MHz typically This drastically reduces interference ...

Страница 52: ...og output apply also to the power of a coherence controlled signal The Coherence Control Uncal Power At any particular wavelength coherence control is only available with the speci ed linewidth above a level known as the Coherence Control Uncalibrated Power and below the Maximum Power level that is in the area between the two curves in the diagram The message CC UNCAL indicates that the laser powe...

Страница 53: ...u access to the instrument settings displays These displays look as follows Figure 3 1 User Setting Number 1 There are seven settings Attenuator When you have the optional attenuator installed then the setting also includes the laser output power Pref the attenuation Att and the power mode PowMode or AttMode the Actual Setting which is the setting being used by the instrument the Default Setting a...

Страница 54: ...NNNNNNNNNNN Default to reset the Actual Setting to default values Press NNNNNNNNNNNNNNNNNNNN Recall to recall the Default Setting or the currently displayed user setting for use as the Actual Setting overwriting the Actual Setting Press NNNNNNNNNNNNNNNNN Store to store the Actual Setting to the currently displayed user setting overwriting the user setting Using the System Utilities Press 4SYSTEM5 ...

Страница 55: ...ore they have been divided into two sections You change from one section to the other by pressing the NNNNNNNNNNNNNN More Softkey Switching the Instrument into Stand By Increasing the Lifetime of the Display Normally the display is on at all times If you want to switch o the display and the laser but keep the instrument running for example to prevent Other Functions 3 3 ...

Страница 56: ...get to this softkey The two possible values are FRQ RDY where the modulation signal is combined with the laser ready signal so that the output is kept low when there is no optical signal being output for example while the laser is settling after a change of wavelength and FRQ where the modulation signal is output all the time Getting Information about the Instrument Press NNNNNNNNNNNNNN Info for i...

Страница 57: ...led P1 Board indicates the test of the rst microprocessor board P2 Board indicates the test of the second microprocessor board Cal Data is the test of the calibration data which is stored in the instrument HW Interface tests the hardware interface ADC is the test of the analog to digital converter Laser Board tests the laser driver board Motor 1 tests the rst of the two motors used to control the ...

Страница 58: ... the instrument lock 8168F only Figure 3 5 Auxiliary Functions 8167A 8168D E Figure 3 6 Auxiliary Functions 8168F Viewing the Power as a Function of Wavelength Press NNNNNNNNNNNNNNNNNNNNNNN Pmax to get the graph of the maximum power as a function of the wavelength This graph is drawn from the calibration data for the instrument You can view the graph for the continuous wave power as a function of ...

Страница 59: ... separate manual 08168 91051 Automatic Realignment Press NNNNNNNNNNNNNNNNNNNNNNN Realign to request automatic realignment This realigns the laser cavity after Laser Protection You should use Automatic Realignment if you have already tried reactivating the laser and reducing the power and this has been unsuccessful You should not use Automatic Realignment when the laser is stabilizing Automatic Rea...

Страница 60: ...NNNNNNNNNNNNNN Exit softkey Realignment OK the laser cavity has been realigned successfully with laser protection occurring for at most 1 wavelength point over the tuning range No improvement the laser cavity has been realigned but laser protection has occurred for more than 1 wavelength point over the tuning range It is still safe to continue Realignment impossible contact service the laser cavit...

Страница 61: ...NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN default pwd 8168 please change it If you see this message your password is still 8168 the default To prevent unauthorized persons using the instrument you should change the password see below The Secure screen o ers you the following facilities NNNNNNNNNNNNNN Lock lock the instrument NNNNNNNNNNNNNNNNNNNNNNN ChngPwd change the password NNN...

Страница 62: ... Secure screen see below When you enter the correct password you see the following screen Figure 3 10 Secure screen instrument is locked The laser is switched o as soon as the instrument is locked Press NNNNNNNNNNNNNNNNNNNN Unlock to unlock the instrument You get the following screen Figure 3 11 Secure Unlock Instrument screen Enter the correct password to return to the Secure screen Figure 3 8 3 ...

Страница 63: ...gure password using the DATA keys If you have not changed the password before the default is 8168 When you enter the password correctly you get the following screen Figure 3 13 Secure Change Password Enter new password Enter a new 4 gure password You will be asked to verify this number Figure 3 14 Secure Change Password Enter new password again Other Functions 3 11 ...

Страница 64: ...you return to the Secure screen Figure 3 8 This new password is used to lock the instrument see above and you must enter it when you turn on the machine see Starting the 8168F in Chapter 1 If you forget your password please contact Hewlett Packard 3 12 Other Functions ...

Страница 65: ... IB conforms to IEEE standard 488 1978 ANSI standard MC 1 1 and IEC recommendation 625 1 If you are not familiar with the HP IB then refer to the following books Hewlett Packard Company Tutorial Description of Hewlett Packard Interface Bus 1987 The International Institute of Electrical and Electronics Engineers IEEE Standard 488 1 1987 IEEE Standard Digital Interface for Programmable Instrumentati...

Страница 66: ...e The tunable laser source interfaces to the HP IB as de ned by the IEEE Standards 488 1 and 488 2 The table shows the interface functional subset that the tunable laser source implements Table 4 1 HP IB Capabilities Mnemonic Function SH1 Complete source handshake capability AH1 Complete acceptor handshake capability T6 Basic talker serial poll unaddressed to talk if addressed to listen L4 Basic l...

Страница 67: ...and Transmits Messages The tunable laser source exchanges messages using an input and an output queue Error messages are kept in a separate error queue How the Input Queue Works The input queue is a FIFO queue rst in rst out Incoming bytes are stored in the input queue as follows 1 Receiving a byte a Clears the output queue b Clears Bit 7 MSB 2 No modi cation is made inside strings or binary block...

Страница 68: ...ource transmits any data from the output queue when a controller addresses the instrument as a talker Each response message ends with a carriage return CR 0D16 and a LF 0A16 with EOI TRUE If no query is received or if the query has an error the output queue remains empty The Message Available bit MAV bit 4 is set in the Status Byte register whenever there is data in the output queue The Error Queu...

Страница 69: ...hort Form and Long Form The instrument accepts messages in short or long forms For example the message STATUS OPERATION ENABLE 768 is in long form the short form of this message is STAT OPER ENAB 768 In this manual the messages are written in a combination of upper and lower case Upper case characters are used for the short form of the message For example the above command would be written STATus ...

Страница 70: ...mat 67 8E 9 wsp is a white space Other kinds of data are described as required The characters between square brackets show optional information that you can include with the message The bar j shows an either or choice of data for example ajb means either a or b but not both simultaneously Extra spaces are ignored they can be inserted to improve readability 4 6 Remote Operation ...

Страница 71: ... characters can also be given but they are optional Units The units and all the allowed mnemonics are given in the table below Table 5 1 Units and Allowed Mnemonics Unit Default Allowed Mnemonics deciBel 1mW DBM DBM DBMW Hertz HZ HZ KHZ MAHZ GHZ THZ meter M PM NM UM MM M Watt Watt PW NW UW MW W Where units are speci ed with a command only the Default is shown by the full range of mnemonics can be ...

Страница 72: ...vent Status Register Query IDN string Identi cation Query OPC Operation Complete Command OPC value Operation Complete Query OPT string Options Query RCL location 0 5 Recall Instrument Setting RST Reset Command SAV location 1 5 Save Instrument Setting SRE value 0 255 Service Request Enable Command SRE value 0 255 Service Request Enable Query STB value 0 255 Read Status Byte Query TST value 0 65535 ...

Страница 73: ...2jEXTj0j1j2 0 SOURce 0j1j2 STATe OFFjONj0j1 0 STATe 0j1 SOURce MODout FRQjFRQ RDYj0j1 SOURce MODout 0j1 SOURce POWer ATTenuation value jMINjDEFjMAX DB 40 0dBmy 0 0dBmy 0 0dBm ATTenuation value DB MINjDEFjMAX value DB AUTO OFFjONj0j1 0 AUTO 0j1 DARK OFFjONj0j1 0 DARK 0j1 LEVel IMMediate AMPlitude value jMINjDEFjMAX DBM 10dBmy 4dBmy 7 0dBm W 100 Wy 398 Wy 200 W Attenuator Option DBM 50dBmy 5 5dBmy 7...

Страница 74: ... HP 8168F 1450nmy 1590nmy 1540nm CWj FIXED value M MINjDEFjMAX value M REFerence value DISPlay FREQuency value FREQuency value STATus OPERation EVENt value CONDition value ENABle value ENABle value NTRansition value NTRansition value PTRansition value PTRansition value QUEStionable EVENt value CONDition value ENABle value ENABle value NTRansition value NTRansition value PTRansition value PTRansiti...

Страница 75: ...trument The Common Commands The IEEE 488 2 standard has a list of reserved commands called common commands These are the commands that start with an asterisk Some of these commands must be implemented by any instrument using the standard others are optional The tunable laser source implements all the necessary commands and some optional ones This chapter describes the implemented commands Common S...

Страница 76: ...when you read them SRQ The Service Request A service request SRQ occurs when a bit in the Status Byte register goes from 0 1 AND the corresponding bit in the Service Request Enable Mask is set The Request Service RQS bit is set to 1 at the same time that the SRQ is caused This bit can only be reset by reading it by a serial poll The RQS bit is 5 6 Remote Commands ...

Страница 77: ...canceled If the CLS command occurs directly after a program message terminator the output queue and MAV bit 4 in the status byte register are cleared and if condition bits 2 0 of the status byte register are zero MSS bit 6 of the status byte register is also zero Example OUTPUT 724 CLS ESE Syntax ESE wsp value 0 value 255 De nition The ESE command sets bits in the standard event status enable regi...

Страница 78: ...vent Status Enable Register ESE The standard event status enable query returns the contents of the standard event status enable register Example OUTPUT 724 ESE 21 OUTPUT 724 ESE ENTER 724 A ESR Syntax ESR De nition The standard event status register query returns the contents of the standard event status register The register is cleared after being read 0 contents 255 5 8 Remote Commands ...

Страница 79: ... Example OUTPUT 724 ESR ENTER 724 A IDN Syntax IDN De nition The identi cation query commands the instrument to identify itself over the interface Response HEWLETT PACKARD HP8167A mmmmmmmmmm n n n HEWLETT PACKARD manufacturer HP8167A or HP8168D or HP8168E or HP8168F instrument model number mmmmmmmmmm serial number not supplied n n n rmware revision level Example DIM A 100 OUTPUT 724 IDN ENTER 724 ...

Страница 80: ...ue Example OUTPUT 724 CLS ESE 1 SRE 32 OUTPUT 724 OPC OUTPUT 724 CLS ESE 1 SRE 32 OUTPUT 724 OPC ENTER 724 A OPT Syntax OPT De nition This query returns a string with the options installed in the tunable laser source If the Passive Component Test software is available the rst position in the option string is Passive Component Test If it is not available the rst position returns 0 If the optional a...

Страница 81: ...xample OUTPUT 724 RCL 3 RST Syntax RST De nition The reset setting default setting stored in ROM is made the actual setting Instrument state the instrument is placed in the idle state awaiting a command The following are not changed HP IB interface state Instrument interface address Output queue Service request enable register SRE Standard event status enable register ESE The commands and paramete...

Страница 82: ...tax SAV wsp location 1 location 5 De nition The instrument setting is stored in RAM You can store settings in locations 1 5 The scope of the saved setting is identical with the scope of the standard setting described in RST Example OUTPUT 724 SAV 3 SRE Syntax SRE wsp value 0 value 255 De nition The service request enable command sets bits in the service request enable register that enable the corr...

Страница 83: ...0 0 Not used 0 The Service Request Enable Register Note Bit 6 cannot be masked SRE The service request enable query returns the contents of the service request enable register Example OUTPUT 724 SRE 48 OUTPUT 724 SRE ENTER 724 A STB Syntax STB De nition The read status byte query returns the contents of the status byte register 0 contents 255 Remote Commands 5 13 ...

Страница 84: ...sed 0 1 Not used 0 0 Not used 0 The Status Byte Register Example OUTPUT 724 STB ENTER 724 A TST Syntax TST De nition The self test query commands the instrument to perform a self test and place the results of the test in the output queue Returned value 0 value 65535 This value is the sum of the results for the individual tests 5 14 Remote Commands ...

Страница 85: ...rface A value of zero indicates no errors If the self test fails the results are also put in the error queue It is recommended that you read self test results from the error queue Explanations for the non zero results of the self test are given in Appendix F No further commands are allowed while the test is running The instrument is returned to the setting that was active at the time the self test...

Страница 86: ...ntax DISPlay ENABle wsp OFFjONj0j1 Description This command enables or disables the front panel display Set the state to OFF or 0 to switch the display o set the state to ON or 1 to switch the display on The default is for the display to be on DISPlay ENABle Syntax DISPlay ENABle Description The query returns the current state of the display A returned value of 0 indicates that the display is o A ...

Страница 87: ...s the current state of the lock A returned value of 0 indicates that the lock is o A returned value of 1 indicates that the lock is on Example OUTPUT 724 LOCK ON 8168 OUTPUT 724 LOCK ENTER 724 A OUTPut Commands OUTPut STATe Syntax OUTPut STATe wsp OFFjONj0j1 Description This command switches the laser current o and on Laser light emerges only when the current is on Set the state to OFF or 0 to swi...

Страница 88: ...nal FREQuency wsp value jMINjDEFjMAX Description This command sets the frequency of the amplitude modulation of the laser output The frequency can be set in the range 250Hz to 300kHz You can set to the minimum default or maximum programmable values by sending MIN DEF or MAX respectively instead of the value The default units are HZ though KHZ MAHZ GHZ THZ can alternatively be speci ed The resoluti...

Страница 89: ...odulation set the source to INT2 or 1 to select coherence control or set the source to EXT or 2 to select external modulation The default is for internal modulation to be selected Modulation Input When external modulation is selected the signal is modulated according to the signal applied to the modulation input on the front panel of the instrument The maximum signal that can be applied is 5Vpp wh...

Страница 90: ...al measuring equipment to the tunable laser source To allow for your possible synchronization requirements there are two ways in which the signal can be output Either the signal is combined with the laser ready signal so that the output is kept low when there is no optical signal being output for example while the laser is settling after a change of wavelength Or the modulation signal is output al...

Страница 91: ... is no optical signal being output for example while the laser is settling after a change of wavelength SOURCE MODOUT Note This command does not con rm to the SCPI standard Syntax SOURCE MODOUT Description This queries the mode of the modulation output The two possible values are 0 where the modulation signal is output all the time and 1 where the modulation signal is combined with the laser ready...

Страница 92: ... access to this resolution you can specify the attenuation to two decimal places with the HP IB command You need to be in the Attenuation Mode see SOURce POWer ATTenuation AUTO for this value to have an a ect The output power is a combination of this value and the laser output power see SOURce POWer LEVel IMMediate AMPlitude In this respect this command does not con rm to the SCPI standard The SCP...

Страница 93: ...nuator Syntax SOURce POWer ATTenuation AUTO wsp OFFjONj0j1 Description This command selects Power or Attenuation Mode In Power Mode you specify the output power In Attenuation Mode you must specify both the laser output power and the attenuation level Use ON or 1 to select Power Mode Use OFF or 0 to select Attenuation Mode SOURce POWer ATTenuation AUTO Attenuator Syntax SOURce POWer ATTenuation AU...

Страница 94: ...ntage of doing this is that you avoid the laser rise time This command is available in Attenuation Mode Only SOURce POWer ATTenuation DARK Note This command does not con rm to the SCPI standard Attenuator Syntax SOURce POWer ATTenuation DARK 0j1 Description This query returns whether the attenuator is in the dark position where all light is blocked by the laser or not If the attenuator is in the d...

Страница 95: ... attenuation see SOURce POWer ATTenuation The values for the output power that you set in the Power Mode and the laser output power that you set in the Attenuation Mode are stored and used independently Note The instrument may not be able to output a signal with the maximum programmable power it will output a signal with the maximum power Use the SOURce POWer LEVel IMMediate AMPlitude query to nd ...

Страница 96: ...alculate the output power see SOURce POWer ATTenuation If you specify MIN DEF or MAX with the query it will return respectively the minimum default or maximum amplitude level Example OUTPUT 724 POW UNIT DBM OUTPUT 724 POW MAX ENTER 724 A OUTPUT 724 POW A SOURce POWer UNIT Syntax SOURce POWer UNIT wsp DBMjDBMWjWatt Description This command sets the power units Set the units to dBm by sending DBM or...

Страница 97: ...nm 1540nm The programmable range is larger than this The programmable range is set individually for each instrument when it is calibrated during production You can set the wavelength to the maximum default or minimum wavelength by sending MIN DEF or MAX respectively instead of the value The default units are M though PM NM UM MM can alternatively be speci ed SOURce WAVElength CWj FIXED Syntax SOUR...

Страница 98: ...ngth 0 Example OUTPUT 724 WAVE REF DISP SOURce WAVElength FREQuency Syntax SOURce WAVElength FREQuency wsp value Description This command sets the frequency di erence used to calculate a relative wavelength The output wavelength is made up of the reference wavelength and this frequency di erence The default units for the frequency are Hertz The output wavelength is set from the base wavelength 0 a...

Страница 99: ...ondition register goes from 0 to 1 The power up condition for this register is for all the bits to be disabled A negative transition register NTRansition which when enabled puts a 1 into the event register when the corresponding bit in the condition register goes from 1 to 0 The power up condition for this register is for all the bits to be disabled The event register EVENt which contains the outp...

Страница 100: ...tion Syntax STATus OPERation CONDition Description This query reads the contents of the OPERation CONDition register Only two bits of the condition register are used Bit 8 which is 1 when the output power that you set exceeds what the laser is capable of producing Bit 9 which is 1 while the instrument is performing its power up initialization Example OUTPUT 724 STAT OPER COND ENTER 724 A 5 30 Remo...

Страница 101: ...ster Example OUTPUT 724 STAT OPER ENAB 768 OUTPUT 724 STAT OPER ENAB ENTER 724 A STATus OPERation EVENt Syntax STATus OPERation EVENt Description This query reads the contents of the OPERation EVENt register Only two bits of the event register are used whether these bits contain information depends on the transition register con guration Bit 8 which can re ect the excessive state when the output p...

Страница 102: ...ansition register Example OUTPUT 724 STAT OPER NTR 768 OUTPUT 724 STAT OPER NTR ENTER 724 A STATus OPERation PTRansition Syntax STATus OPERation PTRansition wsp value Description This command sets the bits in the PTRansition register Setting a bit in this register enables a positive transition 0 1 in the corresponding bit in the CONDition register to set the bit in the EVENt register STATus OPERat...

Страница 103: ...hen the output has been switched o to protect the laser diode Example OUTPUT 724 STAT QUES COND ENTER 724 A STATus QUEStionable ENABle Syntax STATus QUEStionable ENABle wsp value Description This command sets the bits in the ENABle register that enable the contents of the EVENt register to a ect the Status Byte STB Setting a bit in this register to 1 enables the corresponding bit in the EVENt regi...

Страница 104: ...tabilizing Bit 10 which can re ect that the output has been switched o to protect the laser diode Example OUTPUT 724 STAT QUES PTR 1536 OUTPUT 724 STAT QUES COND ENTER 724 A STATus QUEStionable NTRansition Syntax STATus QUEStionable NTRansition wsp value Description This command sets the bits in the NTRansition register Setting a bit in this register enables a negative transition 1 0 in the corres...

Страница 105: ...onable PTRansition Description This query returns the current contents of the QUEStionable PTRansition register Example OUTPUT 724 STAT QUES PTR 1536 OUTPUT 724 STAT QUES PTR ENTER 724 A STATus PRESet Syntax STATus PRESet Description This command presets all the enable registers and transition lters for both the OPERation and QUEStionable nodes All the bits in the ENABle registers are set to 0 All...

Страница 106: ...e month and DD is the day Example OUTPUT 724 STAT DAT 93 3 15 SYSTem ERRor Syntax SYSTem ERRor Description This query returns the next error from the error queue see The Error Queue in Chapter 4 Each error has the error code and a short description of the error separated by a comma for example 0 No error Error codes are numbers in the range 32768 and 32767 Negative error numbers are de ned by the ...

Страница 107: ...hour MM is the minute and SS is the seconds Example OUTPUT 724 SYST TIM 16 15 00 TRACe Commands TRACe CATalog Syntax TRACe CATalog Description This query returns a string with a list of the traces stored in the instrument At the moment this is only CC_UNCAL Note The trace for the maximum power trace is not available using TRACe commands because of the large number of data points Use the POWer MAX ...

Страница 108: ... commas The values are grouped into data points Each data point has an x value and a y value The x values are given in meters the y values are given in Watts Example OUTPUT 724 TRAC CC_UNCAL ENTER 724 A Other Commands WAVEACT Syntax WAVEACT wsp value where value is the wavelength If no units are speci ed value is taken to be in meters Description This command allows the Tunable Laser Source to adj...

Страница 109: ...length is at the lower wavelength limit of say 1480 000 nm Calling WAVEACT with a di erent value would cause the wavelength to be corrected to be outside the valid range So after WAVEACT 1480 009 the Tunable Laser Source will attempt to set a new wavelength of 1479 991 nm which is outside the wavelength limits Note It is advisable not to call WAVEACT with modulation or coherence control on WAVEACT...

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Страница 111: ...ge System used on HP 9000 Series 200 300 computers Example 5 also gives an equivalent listing in C These programming examples do not cover the full command set for the instrument They are intended only as an introduction to the method of programming the instrument The programming examples use the HP IB Programming Examples 6 1 ...

Страница 112: ...nable laser source The rst 7 is to access the HP IB card in the controller the 24 is the HP IB address of the tunable laser source 120 DIM String 50 130 140 CLEAR SCREEN 150 PRINT TABXY 5 10 Programming Example 1 Simple Communications 160 170 Send an IDN query to the TLS and get the TLS Identification 180 190 OUTPUT Tls IDN 200 ENTER Tls String 210 PRINT TABXY 10 12 Identification String The IDN q...

Страница 113: ... a useful self learning tool 60 70 80 90 Declarations and initializations 100 110 INTEGER Value Bit Quot Xpos Ypos 120 DIM Inp 100 130 DIM A 300 140 Tls 724 150 ON INTR 7 GOSUB Pmm_srq 160 170 Mask the registers 180 190 OUTPUT Tls SRE 248 ESE 255 The SRE 248 command enables bits 7 Operation Status Summary 5 ESB 4 MAV and 3 Questionable Status Summary in the status byte bit 6 SRQ cannot be disabled...

Страница 114: ...art the program loop and enable the interrupt for the errors 450 460 Ende 0 470 GOSUB Pmm_srq 480 ENABLE INTR 7 2 490 500 The Central Loop 510 520 REPEAT 530 INPUT Command Inp 540 GOSUB Pmm_srq 550 OUTPUT Tls Inp 560 PRINT TABXY 21 16 570 PRINT TABXY 21 16 Inp 580 WAIT 1 0 590 UNTIL Ende 1 600 GOTO 1380 610 620 630 Pmm_srq Interrupt Handling Subroutine to display the status and the 640 error and o...

Страница 115: ...20 930 IF Z 0 THEN 940 IF Bit 16 THEN 950 ENTER Tls A 960 PRINT TABXY 21 18 A 970 END IF 980 END IF 990 1000 If the bit is not set then display 0 1010 1020 ELSE 1030 PRINT TABXY Xpos Ypos 0 1040 END IF 1050 1060 Set up for the next iteration 1070 1080 Bit Bit DIV 2 1090 Xpos Xpos 4 1100 UNTIL Bit 0 1110 1120 Now that the status byte is displayed get the Standard Events 1130 Status Register 1140 11...

Страница 116: ... 1270 ENTER Tls Value A The SYSTEM ERROR query gets the number of the last error in the error queue 1280 IF Value 0 THEN PRINT TABXY 21 17 Value A 1290 UNTIL Value 0 1300 1310 Clear the Status structure and reenable the interrupt before returning 1320 1330 OUTPUT Tls CLS 1340 ENABLE INTR 7 1350 1360 RETURN 1370 1380 END 6 6 Programming Examples ...

Страница 117: ... channel A To perform the sample session as described here you also need a connector interface for the multimeter for example an HP 81000AI and a patchcord if you are using the HP 81000AI then a Diamond HMS 10 HP HRL to Diamond HMS 10 HP patchcord HP 81109AC Setting Up the Equipment 1 Make sure that all your connectors and connector interfaces are clean 2 Make sure that the Optical Output on the l...

Страница 118: ...instruments are properly warmed up before using the source or making any measurements In this case because the measurements are not critical it is acceptable to proceed immediately to the next step Listing 10 20 30 Programming Example 3 40 50 Measuring the Power of a Modulated Signal 60 70 80 90 Definitions and Initializations 100 110 Tls 724 120 Mm 722 130 140 Wavel 1 540E 6 150 Oppwr 5 00E 4 160...

Страница 119: ...UTPUT Tls wavelength Wavel 290 OUTPUT Mm sense1 power wavelength Wavel 300 310 Set the modulated power on the TLS 320 330 OUTPUT Tls power unit W power Oppwr 340 OUTPUT Tls am state on internal frequency Opfrq 350 360 Switch on the optical output of the TLS 370 Read the value from the multimeter and display it 380 390 OUTPUT Tls output on 400 WAIT 3 Let everything settle before making a reading 41...

Страница 120: ...ializations 100 110 Tls 724 120 Mm 722 130 140 Startw 1 535E 6 150 Stopw 1 545E 6 160 Stepw 1 E 9 170 180 Initialize the two instruments 190 200 OUTPUT Tls power unit W am state off 210 OUTPUT Mm sense1 power unit W atime 1s range auto on 220 230 CLEAR SCREEN 240 PRINT TABXY 2 2 Programming Example 4 Measuring a Wavelength Characteristic 250 PRINT 260 PRINT 270 280 Find the maximum power for the f...

Страница 121: ... way because these are oating point numbers and they may not ful ll an end condition exactly 410 OUTPUT Tls power Maxpower 420 430 Switch on the laser source 440 450 OUTPUT Tls output on 460 WAIT 2 470 480 Measure the power over the range 490 500 Wavel Startw 510 REPEAT 520 OUTPUT Tls Wavelength Wavel 530 OUTPUT Mm sense1 power wavelength Wavel 540 WAIT 1 550 OUTPUT Mm read1 power 560 ENTER Mm A 5...

Страница 122: ...up Figure 6 2 Measurement setup for Increased Tuning Linearity The tunable laser source and wavelength meter are initialized The TLS is then programmed to the rst wavelength of the sweep for example 1550 000 nm The actual wavelength is read from the wavelength meter which might be 1550 018 nm The di erence between the measured and programmed values is 6 12 Programming Examples ...

Страница 123: ...l the di erence is reduced to the allowed tolerance Once the correct wavelength is achieved the receiver can be read This process is repeated for each wavelength in the sweep Figure 6 3 Figure 6 3 Flow chart describing Increased Tuning Linearity program In this example the allowed wavelength di erence is 1 pm that is the minimum achievable on the TLS This will typically take several cycles through...

Страница 124: ...used Basic Listing 1 This program first sets the targeted wavelength 2 It then enters in a loop until the Targeted wavelength 3 is close enough to the targeted one 4 This program uses the HP 86120A multi wavelength meter 10 COM Elevat Start_wl Stop_wl Step_wl Allow_diff Numb_tries 20 COM Target_wl Current_wl Diff_wl Loop_count 30 40 50 Start_wl 1550 60 Stop_wl 1555 70 Step_wl 001 80 Allow_diff 001...

Страница 125: ... 420 OUTPUT Mwm MEAS SCAL POW WAV 430 ENTER Mwm Current_wl 440 Diff_wl Current_wl Target_wl 450 PRINT Current Current_wl 1 0E 9 Diff PROUND Diff_wl 1 E 9 4 460 EXIT IF ABS Diff_wl Allow_diff 0005 1 0E 9 OR Loop_count Numb_tries 470 OUTPUT Tls WAVEACT Current_wl 480 Loop_count Loop_count 1 490 END LOOP 500 510 Read the receiver at this point 520 530 NEXT I 540 550 END Programming Examples 6 15 ...

Страница 126: ...have nished tuning before being read by the Mwm The Tls will not respond to OPC operation complete until it is settled 390 Reset the correction loop counter 410 The start of the wavelength correction loop The loop ends at line 490 420 This triggers a single wavelength measurement on the Mwm 430 Enter the measured wavelength in the variable Current wl 440 Calculate the wavelength di erence between ...

Страница 127: ...ol Library used commands iopen open an instrument like fopen iclose close an instrument like fclose iprintf send a message to an instrument like fprintf iscanf get a message from an instrument like fscanf ipromptf a combination of iprintf and iscanf the type INST is an instrument handle like FILE o to compile we use the command cc Aa o set_wave set_wave c lsicl lm include stdlib h include stdio h ...

Страница 128: ...le diffWvlMax 1 5e 12 1 5 pm iprintf laserSource WAVE lg n theWvl set the wavelength iprintf laserSource OUTP ON n turn the laser on for trialCnt 0 trialCnt trialMax trialCnt actWvl GetWavelength waveMeter read the wavelength if fabs actWvl theWvl diffWvlMax break if near enough break iprintf laserSource WAVEACT lg n actWvl tell the laser source the actual wavelength iclose laserSource close the i...

Страница 129: ... 5 Increased Tuning Linearity With this cryptic command we get the wavelength from an ADVANTEST TQ8325 wavelength meter ipromptf theInstrument H0D0M0A1E n lf actualWvl return actualWvl Programming Examples 6 19 ...

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Страница 131: ...e instrument and manual including the red safety page for safety markings and instructions You must follow these to ensure safe operation and to maintain the instrument in safe condition Initial Inspection Inspect the shipping container for damage If there is damage to the container or cushioning you should keep them until you have checked the contents of the shipment for completeness and veri ed ...

Страница 132: ...quency in the range from 50 to 60Hz The maximum power consumption is 360VA with all options installed Line Power Cable According to international safety standards this instrument has a three wire power cable When connected to an appropriate AC power receptacle this cable earths the instrument cabinet The type of power cable shipped with each instrument depends on the country of destination Refer t...

Страница 133: ...onnected to a protective conductor You can do this by using the power cord supplied with the instrument Do not interrupt the protective earth connection The following work should be carried out by a quali ed electrician All local electrical codes must be strictly observed If the plug on the cable does not t the power outlet or if the cable is to be attached to a terminal block cut the cable at the...

Страница 134: ... same or an equivalent type HP part number 1420 0298 Discard used batteries according to local regulations Changing the Fuse There are two fuses in this instrument Both of the fuses are T4 0A 250V time lag HP Part No 2110 0014 The fuse holder is at the rear of the instrument below the line power connector To change a fuse 1 Release the fuse holder use the blade of a at headed screwdriver to depres...

Страница 135: ...older 2 Pull the fuse holder out of the instrument Figure A 4 The Fuse Holder 3 Check and change the fuses as necessary 4 Place the fuse holder back in the instrument and push it until the catch clicks back into place Installation A 5 ...

Страница 136: ...rating temperature for the tunable laser source are given in the table below Table A 1 Temperature Operating Range Storage Range Speci ed 10 C to 35 C 40 C to 70 C Humidity The operating humidity for the tunable laser source is 15 to 95 from 10 C to 35 C Instrument Positioning and Cooling The tunable laser source has a cooling fan mounted internally Mount or position the instrument upright and hor...

Страница 137: ...e self test as described in Performing a Selftest in Chapter 3 Initializing Initializing takes a minute or two During this time the instrument performs a self test The rst test is of the memory while this is being done all the elements on the display are turned on If the instrument fails the memory test this display will start blinking After this the rest of the self test is performed The test bei...

Страница 138: ... maximum power that is available Note If the value is simultaneously too low for the coherence control if you are also using this the AVAILABLE is shortened to AVA Stabilizing during Operation The instrument will maintain the heat chamber within the operating limits 54 C 56 C if you are using the instrument in a normal laboratory environment If you are using the tunable laser source in either an e...

Страница 139: ...oltage level and the output power is not calibrated but is approximately 1mV for each 1 W Caution The maximum external voltages that can be applied to the outputs of this instrument are 610V Optical Output Caution If the optical termination on your instrument is angled you can only use cables with angled connectors with the instrument See Connector Interfaces and Other Accessories in Appendix B fo...

Страница 140: ... linear network The limitations imposed on this network are as follows The total cable length cannot exceed 20 meters The maximum cable length per device is 2 meters No more than 15 devices may be interconnected on one bus Connector The following gure shows the connector and pin assignments Connector Part Number 1251 0293 A 10 Installation ...

Страница 141: ... on top of the other Hand tighten the connector lock screws Do not use a screwdriver HP IB Logic Levels The tunable laser source HP IB lines use standard TTL logic as follows True Low digital ground or 0Vdc to 0 4Vdc False High open or 2 5Vdc to 5Vdc All HP IB lines have LOW assertion states High states are held at 3 0Vdc by pull ups within the instrument When a line functions as an input it requi...

Страница 142: ...shipping carton and packing material may be reusable but the Hewlett Packard Sales Service O ce will provide information and recommendation on materials to be used if the original packing is no longer available or reusable General instructions for repackaging are as follows 1 Wrap instrument in heavy paper or plastic 2 Use strong shipping container A double wall carton made of 350 pound test mater...

Страница 143: ...1280nm to 1330nm HP 8167A Tunable Laser Source 1490nm to 1565nm HP 8168D Tunable Laser Source 1470nm to 1580nm HP 8168E Tunable Laser Source 1450nm to 1590nm HP 8168F Handle Kit Option 1CN Rack Kit Option 1CM Additional Operating and Option 0B2 Programming Manual Accessories B 1 ...

Страница 144: ...ion maintaining ber Panda type for straight or angled connector types depending on the connector option selected cannot be combined with option 003 or 023 Option 007 is availablr for all models Connector Interfaces and Other Accessories The tunable laser source is supplied with one of three connector interface options Option 021 with a straight contact connector Option 022 with an angled contact c...

Страница 145: ...1 Straight Contact Connector If you want to use straight connectors such as FC PC Diamond HMS 10 DIN Biconic SC ST or D4 to connect to the instrument you must 1 attach your connector interface see the list of connector interfaces below to the interface adapter 2 then connect your cable Figure B 2 Tunable Laser Source Option 021 Con guration Accessories B 3 ...

Страница 146: ...0FI SC HP 81000KI ST HP 81000VI Option 022 Angled Contact Connector If you want to use angled contact connectors such as FC APC Diamond HRL 10 DIN or SC APC to connect to the instrument you must 1 attach your connector interface see the list of connector interfaces below to the interface adapter 2 then connect your cable B 4 Accessories ...

Страница 147: ...P 81000FI SC APC HP 81000KI Option 023 Diamond HMS 10 HRL Angled Non Contact Connector The instrument as it is delivered with this option can only be used with cables with Diamond HMS 10 HP HRL angled connectors To connect angled connectors such as FC APC DIN 47256 4108 Radiall and so on use the appropriate patchcord Accessories B 5 ...

Страница 148: ... interfaces below to the interface adapter 3 then connect your cable Figure B 4 Tunable Laser Source Option 023 Con guration Cables with Angled Connectors Description Model No Diamond HMS 10 HP HRL Bare Fiber HP 81102BC Diamond HMS 10 HP HRL Diamond HMS 10 HP HRL HP 81102AC Diamond HMS 10 HP HRL Diamond HMS 10 HP HP 81109AC Diamond HMS 10 HP HRL DIN 47256 4108 HP 81102SC Diamond HMS 10 HP HRL FC A...

Страница 149: ...es and Adapters The HP IB connector is compatible with the connectors on the following cables and adapters HP IB Cable 10833A 1 m 3 3 ft HP IB Cable 10833B 2 m 6 6 ft HP IB Cable 10833C 4 m 13 2 ft HP IB Cable 10833D 0 5 m 1 6 ft HP IB Adapter 10834A 2 3 cm extender Accessories B 7 ...

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Страница 151: ...erature within operating temperature range coherence control o Measurement with heterodyning technique the output of the laser under test is mixed with another laser of the same type on a wide bandwidth photodetector The electrical noise spectrum of the photodetector current is measured with HP lightwave signal analyzer Maximum speci ed output power The maximum output power speci ed at a speci c w...

Страница 152: ...ons uninterrupted line voltage constant power setting temperature within 61 K Measurement with optical power meter Power linearity When changing the power level and measuring the di erences between actual and displayed power levels the power linearity is 6 half the span between the maximum and the minimum value of all di erences Conditions uninterrupted TLS line voltage constant wavelength and pow...

Страница 153: ...heterodyning method Source spontaneous emission The ratio of spontaneous emission power in 0 1 nm bandwidth to signal power within a 62 nm window around the signal wavelength at maximum speci ed output power expressed in dB per 0 1 nm Conditions at maximum speci ed output power temperature within operating temperature range coherence control o Measurement with optical spectrum analyzer at 0 1 nm r...

Страница 154: ... warranted performance They are measured at the end of a 2m long patchcord and are valid for the output power and the wavelength ranges stated below Supplementary performance characteristics describe the instrument s non warranted typical performance C 4 Speci cations ...

Страница 155: ...ssion Ratio typ3 40dB 1280 1330nm at 7dBm n a 40dB 1500 1570nm at 0dBm 50dB 1475 1575nm at 1dBm Source Spontaneous Emission4 40dB 0 1nm 40dB 0 1nm 45dB 0 1nm 55dB 0 1nm 1500 1565nm 1500 1570nm 1520 1570nm 35dB 0 1nm 35dB 0 1nm 45dB 0 1nm 1490 1565nm 1475 1575nm 1475 1575nm 35dB 0 1nm 1450 1590nm Relative Intensity Noise RIN typ 145dB Hz Linewidth typ 100kHz coherence control o E ective Linewidth t...

Страница 156: ...10dBm 7dBm with 0038 50dBm n a 50dBm 47dBm Power Linearity 60 1dB 60 1dB10 with 0038 60 3dB n a 60 3dB 60 3dB10 Power Stability over 1 hour 60 03dB typ 60 01dB Power Repeatability typ 60 04dB 60 04dB10 Power Flatness 60 1dB 60 2dB 60 1dB 60 1dB10 versus Wavelength typ 60 1dB 1475 1575nm 60 2dB10 1450 1590nm with 0038 60 2dB n a 60 2dB 60 2dB10 1475 1575nm 60 3dB10 1450 1590nm 6 Applicable for CW o...

Страница 157: ...uency 200kHz to 20MHz at 3dB optical bandwidth typ Modulation depth max typ 615 Coherence Control E ective linewidth of 50 to 500Mhz typ 30 500MHz typ for HP 8168D For measurements on components with 2m long patchcords and connectors with 14dB return loss the e ective linewidth results in a typical power stability of 60 025dB 60 1dB for HP8168D over 1 minute by drastically reducing interference e ...

Страница 158: ...A 21 CFR 1040 10 Class 3A according to IEC 825 1 1993 HP 8168F Class IIIb according to FDA 21 CFR 1040 10 Class 3A according to IEC 825 1 1993 Analog output provides output voltage proportional to optical output power except 003 Recalibration period 1 year 2 years for models with a Serial Number of 3426G00176 and over Warm up time typically 1 hour can be used with reduced power in this phase Envir...

Страница 159: ... angled non contact output connector Other Speci cations Acoustic Noise Emission For ambient temperature up to 30 C Lp 40 2dB A Lw 4 8 Bel Typical operator position normal operation Data are results from type tests per ISO 7779 EN 27779 Ger auschemissionswerte Bei einer Umgebungstemperatur bis 30 C Lp 40 2dB A Lw 4 8 Bel am Arbeitsplatz normaler Betrieb Die Angabe ist das Ergebnis einer Typpr ufun...

Страница 160: ...lass B EN 50082 1 1992 IEC 801 2 1991 ESD 4kV cd 8kV ad IEC 801 3 1992 Radiated Immunity 3 V m IEC 801 4 1988 Fast Transients 0 5 kV 1 kV Supplementary Information The product herewith complies with the requirements of the Low Voltage Directive 73 23 EEC and the EMC Directive 89 336 EEC The system also conforms to other standards not listed here If you need information on conformance to a particul...

Страница 161: ...sts can be performed without access to the interior of the instrument The performance tests refer speci cally to tests using the Diamond HMS 10 HP connector Equipment Required The equipment required for the performance test is listed in the table below Any equipment which satis es the critical speci cations of the equipment given in the table may be substituted for the recommended models Performan...

Страница 162: ...ly HP 81533B Optical Head Interface Module 1 1 1 HP 81525A Optical Head 1 1 1 or 81524A Optical and 81001FF 10dB lter 1 1 1 HP 81000AA Diamond HMS 10 Connector 1 1 1 1 replaces older model HP71450A 009 Test Record Results of the performance test may be tabulated on the Test Record provided at the end of the test procedures It is recommended that you ll out the Test Record and refer to it while doi...

Страница 163: ...as additional information Any changes in the speci cations due to manufacturing changes design or traceability to the National Institute of Standards and Technology NIST will be covered in a manual change supplement or revised manual Such speci cations supercede any that were previously published General Make sure that all ber connectors are clean Turn the instruments on enable the laser and allow...

Страница 164: ...D Figure D 1 Test Setup for the Wavelength Tests D 4 Performance Tests ...

Страница 165: ...t 5 Increase wavelength setting on TLS by the steps shown in the test report 6 Repeat list item 4 and list item 5 up to HP 8167A 1330nm HP 8168D 1565nm HP 8168E 1575nm HP 8168F 1590nm 7 Repeat list item 3 to list item 6 another 4 times 8 From each of the repetitions of the measurements pick the maximum and minimum deviations and note these values in the test report 9 Pick the largest Maximum Devia...

Страница 166: ...A 1330nm HP 8168D 1565nm HP 8168E 1575nm HP 8168F 1575nm 3 Set the TLS to any wavelength in its range and note it in the test record 4 Set the TLS back to the wavelength setup in list item 3 and wait a few seconds 5 Measure the wavelength with the Wavelength Meter and note the result in test record 6 Repeat list item 3 to list item 5 with di erent wavelength settings on the TLS 4 times 7 Set the w...

Страница 167: ... the instruments to warm up until STABILIZING is no longer on the display Maximum Output Power Note Absolute Power Accuracy is not speci ed The result of the measurement below is greatly in uenced by the quality and the matching of the used interconnections 1 Set up the equipment as shown HP 8167A 68D E as shown in Figure D 2 HP 8168F as shown in Figure D 3 Performance Tests D 7 ...

Страница 168: ...D Figure D 2 Test Setup for the Maximum Output Power Test except HP 8168F D 8 Performance Tests ...

Страница 169: ...Test HP 8168F only Note Instead of the HP81525A an HP81524A can be used in conjunction with an HP81001FF 10dB lter In this case an HP81010BL lens is recommended 2 Set the Power Meter a Select Auto Range b Select averaging time 500ms Performance Tests D 9 ...

Страница 170: ...e value at this wavelength the display will probably show excessive P x yy W 4 Measure the output power with the 8153A and note the result for this wavelength in the test report 5 Increase the wavelength on the TLS as shown in the test report 6 Increase the wavelength on the 8153A by the same amount that you have increased the wavelength the TLS 7 Repeat list item 4 to list item 6 until the end of...

Страница 171: ...D Figure D 4 Test Setup for the Power Tests except Maximum Output Power 2 Set the TLS a Set the wavelength to HP 8167A 1310nm HP 8168D E F 1540nm b Set the power to Performance Tests D 11 ...

Страница 172: ...o the next value listed in the test report and measure the power again Note the displayed value on the Power Meter as Relative Power of actual setting 8 Calculate the Power Linearity at current setting as Relative Power of current setting Power Reduction from start condition 9 Repeat list item 7 to list item 8 for all power levels listed the test report 10 Check the calculated values of the Power ...

Страница 173: ...B 0 01dB 6 5dBm 1 47dB 1 5dB 0 03dB 7 0dBm 2 03dB 2 0dB 0 03dB 7 5dBm 2 52dB 2 5dB 0 02dB 8 0dBm 2 94dB 3 0dB 0 06dB 8 5dBm 3 52dB 3 5dB 0 02dB 9 0dBm 4 03dB 4 0dB 0 03dB 9 5dBm 4 54dB 4 5dB 0 04dB 10 0dBm 4 98dB 5 0dB 0 02dB Maximum Power Linearity at current setting 0 06dB Minimum Power Linearity at current setting 0 05dB Final Power Linearity Max Power Linearity Min Power Linearity 0 11dBpp Spe...

Страница 174: ...Power Meter a Select Auto Range b Select averaging time 500ms c Select display in dB d Set the wavelength to HP 8167A 1280nm HP 8168D 1500nm HP 8168E 1500nm HP 8168F 1475nm e Set 4DISP REF5 4 Increase the wavelength on the TLS and on the Power Meter by the steps listed in the test record Measure the output power Note the result in the test record 5 repeat list item 4 for the wavelength settings gi...

Страница 175: ...8168F 1dBm 1dBm 1dBm 1dBm 0dBm c Deactivate the laser output 3 Set the Power Meter a Zero the 8153A b Select Auto Range c Select averaging time 500ms d Select display in dB e Set the wavelength to HP 8167A 1310nm HP 8168D E F 1540nm f Set 8153A to Logging T Total 1 hour i Press 4Menu5 ii Press 4Record5 to get STABILITY iii Press 4Edit5 to get T_TOTAL and modify the display until it shows 01 00 00 ...

Страница 176: ...ext5 to get MINIMUM Note the value in the test record d Press 4Edit5 and 4Mode5 to return to normal operation 7 Calculate the Stability as the di erence between the maximum and the minimum 8 Set the TLS to low output power 003 8167A 10dBm 50dBm 8168D 10 dBm n a 8168E 10dBm 50dBm 8168F 7dBm 47dBm 9 Repeat list item 5 to list item 7 and note the results in the test report Source Spontaneous Emission...

Страница 177: ...D Figure D 5 Test Setup for the Source Spontaneous Emission Test Performance Tests D 17 ...

Страница 178: ...power to high power 023 003 023 003 8167A 4dBm 5dBm 5 5dBm 6 5dBm 8168D E F as stated in the test report 4 On the spectrum analyzer set the Marker to the highest peak and select delta Marker HIGHEST PEAK DELTA 5 Using the MODIFY knob move the second marker to the highest peak of the displayed side modes and note the delta between the 2 markers in the test report 6 Repeat list item 4 to list item 5...

Страница 179: ...P 8167A Page 1 of 11 Test Facility Report No Date Customer Tested By Model HP 8167A Tunable Laser Source Serial No Ambient temperature C Options Relative humidity Firmware Rev Line frequency Hz Special Notes Performance Tests D 19 ...

Страница 180: ...ptical Spectrum Analyzer HP 71452B 3b Optical Spectrum Analyzer HP 70950A 3c OSA Display HP 70004A 4 Wavelength Meter 5a Connector Interface 22 HP 81000AI 5b Connector Interface 021 HP 81000AI 6 Connector Interface 022 HP 81000SI 7 Universal Through Adapter 021 022 HP 81000UM 8a High Return Loss Cable HP 81109AC 8b High Return Loss Cable 021 HP 81109AC 9 High Return Loss Cable HP 81102SC 10 11 12 ...

Страница 181: ... Measured meas set value Deviation Deviation 1 1280 000nm nm nm 1290 000nm nm nm 1300 000nm nm nm 1310 000nm nm nm 1320 000nm nm nm 1330 000nm nm nm nm nm 2 1280 000nm nm nm 1290 000nm nm nm 1300 000nm nm nm 1310 000nm nm nm 1320 000nm nm nm 1330 000nm nm nm nm nm 3 1280 000nm nm nm 1290 000nm nm nm 1300 000nm nm nm 1310 000nm nm nm 1320 000nm nm nm 1330 000nm nm nm nm nm Performance Tests D 21 ...

Страница 182: ...n 4 1280 000nm nm nm 1290 000nm nm nm 1300 000nm nm nm 1310 000nm nm nm 1320 000nm nm nm 1330 000nm nm nm nm nm 5 1280 000nm nm nm 1290 000nm nm nm 1300 000nm nm nm 1310 000nm nm nm 1320 000nm nm nm 1330 000nm nm nm nm nm Largest Maximum Deviation nm Smallest Minimum Deviation nm Relative Wavelength Accuracy Largest Maximum Deviation Smallest Minimum Deviation nm Speci cation 0 07nm Measurement Un...

Страница 183: ...atability Measurement Description Min Spec Result Max Spec Uncertainty 1330 000nm REF 60 002nm from nm to REF 1329 965nm nm 1330 035nm from nm to REF 1329 965nm nm 1330 035nm from nm to REF 1329 965nm nm 1330 035nm from nm to REF 1329 965nm nm 1330 035nm from nm to REF 1329 965nm nm 1330 035nm Performance Tests D 23 ...

Страница 184: ...imum Spec Result Uncertainty 007 60 30dB option std 023 003 023 003 circle the appropriate 1280nm 4 0dBm 5 0dBm 5 5dBm 6 5dBm dBm 1290nm 4 0dBm 5 0dBm 5 5dBm 6 5dBm dBm 1300nm 4 0dBm 5 0dBm 5 5dBm 6 5dBm dBm 1310nm 4 0dBm 5 0dBm 5 5dBm 6 5dBm dBm 1320nm 4 0dBm 5 0dBm 5 5dBm 6 5dBm dBm 1330nm 4 0dBm 5 0dBm 5 5dBm 6 5dBm dBm D 24 Performance Tests ...

Страница 185: ...start 5 0dBm REF 0 0dB 0 00dB 5 5dBm dB 0 5dB dB 6 0dBm dB 1 0dB dB 6 5dBm dB 1 5dB dB 7 0dBm dB 2 0dB dB 7 5dBm dB 2 5dB dB 8 0dBm dB 3 0dB dB 8 5dBm dB 3 5dB dB 9 0dBm dB 4 0dB dB 9 5dBm dB 4 5dB dB 10 0dBm dB 5 0dB dB Maximum Power Linearity at current setting dB Minimum Power Linearity at current setting dB Final Power Linearity Max Power Linearity Min Power Linearity dBpp Speci cation 0 2dBpp...

Страница 186: ... start 6 5dBm REF 0 0dB 0 00dB 10 0dBm dB 3 5dB dB 15 0dBm dB 8 5dB dB 20 0dBm dB 13 5dB dB 25 0dBm dB 18 5dB dB 30 0dBm dB 23 5dB dB 35 0dBm dB 28 5dB dB 40 0dBm dB 33 5dB dB 45 0dBm dB 38 5dB dB 50 0dBm dB 43 5dB dB Maximum Power Linearity at current setting dB Minimum Power Linearity at current setting dB Final Power Linearity Max Power Linearity Min Power Linearity dBpp Speci cation 0 6dBpp Me...

Страница 187: ...atness versus Wavelength Wavelength Deviation 1280nm 0 00 start value REF 1290nm dB 1300nm dB 1310nm dB 1320nm dB 1330nm dB Maximum deviation dB Minimum deviation dB Flatness Maximum Minimum deviation dBpp Speci cation 0 2dBpp without 003 0 4dBpp with 003 Measurement Uncertainty 60 07dB Performance Tests D 27 ...

Страница 188: ...te Power Stability High power Low power Maximum deviation dB Maximum deviation dB Minimum deviation dB Minimum deviation dB Power Stability Power Stability Max Min deviation dBpp Max Min deviation dBpp Speci cation 0 06dBpp Speci cation 0 06dBpp Measurement Uncertainty 60 02dB D 28 Performance Tests ...

Страница 189: ...odel HP 8167A Tunable Laser Source Report No Date Source Spontaneous Emission Measurement Wavelength Maximum Result Uncertainty Spec 61 20dB 1280nm 40dB dB 1290nm 40dB dB 1300nm 40dB dB 1310nm 40dB dB 1320nm 40dB dB 1330nm 40dB dB Performance Tests D 29 ...

Страница 190: ...P 8168D Page 1 of 11 Test Facility Report No Date Customer Tested By Model HP 8168D Tunable Laser Source Serial No Ambient temperature C Options Relative humidity Firmware Rev Line frequency Hz Special Notes D 30 Performance Tests ...

Страница 191: ...ptical Spectrum Analyzer HP 71452B 3b Optical Spectrum Analyzer HP 70950A 3c OSA Display HP 70004A 4 Wavelength Meter 5a Connector Interface 22 HP 81000AI 5b Connector Interface 021 HP 81000AI 6 Connector Interface 022 HP 81000SI 7 Universal Through Adapter 021 022 HP 81000UM 8a High Return Loss Cable HP 81109AC 8b High Return Loss Cable 021 HP 81109AC 9 High Return Loss Cable HP 81102SC 10 11 12 ...

Страница 192: ...ting Measured meas set value Deviation Deviation 1 1490 000nm nm nm 1500 000nm nm nm 1510 000nm nm nm 1520 000nm nm nm 1530 000nm nm nm 1540 000nm nm nm 1550 000nm nm nm 1560 000nm nm nm 1565 000nm nm nm nm nm 2 1490 000nm nm nm 1500 000nm nm nm 1510 000nm nm nm 1520 000nm nm nm 1530 000nm nm nm 1540 000nm nm nm 1550 000nm nm nm 1560 000nm nm nm 1565 000nm nm nm nm nm D 32 Performance Tests ...

Страница 193: ...ting Measured meas set value Deviation Deviation 3 1490 000nm nm nm 1500 000nm nm nm 1510 000nm nm nm 1520 000nm nm nm 1530 000nm nm nm 1540 000nm nm nm 1550 000nm nm nm 1560 000nm nm nm 1565 000nm nm nm nm nm 4 1490 000nm nm nm 1500 000nm nm nm 1510 000nm nm nm 1520 000nm nm nm 1530 000nm nm nm 1540 000nm nm nm 1550 000nm nm nm 1560 000nm nm nm 1565 000nm nm nm nm nm Performance Tests D 33 ...

Страница 194: ...s set value Deviation Deviation 5 1490 000nm nm nm 1500 000nm nm nm 1510 000nm nm nm 1520 000nm nm nm 1530 000nm nm nm 1540 000nm nm nm 1550 000nm nm nm 1560 000nm nm nm 1565 000nm nm nm nm nm Largest Maximum Deviation nm Smallest Minimum Deviation nm Relative Wavelength Accuracy Largest Maximum Deviation Smallest Minimum Deviation nm Speci cation 0 2nm Measurement Uncertainty 60 01nm D 34 Perform...

Страница 195: ...atability Measurement Description Min Spec Result Max Spec Uncertainty 1565 000nm REF 60 002nm from nm to REF 1564 965nm nm 1565 035nm from nm to REF 1564 965nm nm 1565 035nm from nm to REF 1564 965nm nm 1565 035nm from nm to REF 1564 965nm nm 1565 035nm from nm to REF 1564 965nm nm 1565 035nm Performance Tests D 35 ...

Страница 196: ...elength Minimum Spec Result Uncertainty 60 30dB option std 007 circle the appropriate 1490nm 10 0dBm 11 0dBm dBm 1500nm 4 0dBm 5 0dBm dBm 1510nm 4 0dBm 5 0dBm dBm 1520nm 4 0dBm 5 0dBm dBm 1530nm 4 0dBm 5 0dBm dBm 1540nm 4 0dBm 5 0dBm dBm 1550nm 4 0dBm 5 0dBm dBm 1560nm 4 0dBm 5 0dBm dBm 1565nm 4 0dBm 5 0dBm dBm D 36 Performance Tests ...

Страница 197: ...dBm REF 0 0dB 0 00dB 5 5dBm dB 0 5dB dB 6 0dBm dB 1 0dB dB 6 5dBm dB 1 5dB dB 7 0dBm dB 2 0dB dB 7 5dBm dB 2 5dB dB 8 0dBm dB 3 0dB dB 8 5dBm dB 3 5dB dB 9 0dBm dB 4 0dB dB 9 5dBm dB 4 5dB dB 10 0dBm dB 5 0dB dB Maximum Power Linearity at current setting dB Minimum Power Linearity at current setting dB Final Power Linearity Max Power Linearity Min Power Linearity dBpp Speci cation 0 2dBpp Measurem...

Страница 198: ...ss versus Wavelength Wavelength Deviation 1500nm 0 00 start value REF 1510nm dB 1520nm dB 1530nm dB 1540nm dB 1550nm dB 1560nm dB 1565nm dB Maximum deviation dB Minimum deviation dB Flatness Maximum Minimum deviation dBpp Speci cation 0 4dBpp 0 2dBpp typical Measurement Uncertainty 60 07dB D 38 Performance Tests ...

Страница 199: ...te Power Stability High power Low power Maximum deviation dB Maximum deviation dB Minimum deviation dB Minimum deviation dB Power Stability Power Stability Max Min deviation dBpp Max Min deviation dBpp Speci cation 0 06dBpp Speci cation 0 06dBpp Measurement Uncertainty 60 02dB Performance Tests D 39 ...

Страница 200: ...ximum Result Uncertainty Power Spec option 007 61 20dB circle the appropriate 1490nm 10 0dBm 11 0dBm 35dB dB 1500nm 4 0dBm 5 0dBm 40dB dB 1510nm 4 0dBm 5 0dBm 40dB dB 1520nm 4 0dBm 5 0dBm 40dB dB 1530nm 4 0dBm 5 0dBm 40dB dB 1540nm 4 0dBm 5 0dBm 40dB dB 1550nm 4 0dBm 5 0dBm 40dB dB 1560nm 4 0dBm 5 0dBm 40dB dB 1565nm 4 0dBm 5 0dBm 40dB dB D 40 Performance Tests ...

Страница 201: ...P 8168E Page 1 of 12 Test Facility Report No Date Customer Tested By Model HP 8168E Tunable Laser Source Serial No Ambient temperature C Options Relative humidity Firmware Rev Line frequency Hz Special Notes Performance Tests D 41 ...

Страница 202: ...m Analyzer HP 70950A 3c OSA Display HP 70004A 4 Wavelength Meter 5a Connector Interface 22 HP 81000AI 5b Connector Interface 021 HP 81000AI 6 Connector Interface 022 HP 81000SI 7 Universal Through Adapter 021 022 HP 81000UM 8a High Return Loss Cable HP 81109AC 8b High Return Loss Cable 021 HP 81109AC 9 High Return Loss Cable HP 81102SC 10a Optical Head Interfacer Module HP 81533B 10b Optical Head ...

Страница 203: ...tion Deviation 1 1475 000nm nm nm 1485 000nm nm nm 1495 000nm nm nm 1505 000nm nm nm 1515 000nm nm nm 1525 000nm nm nm 1535 000nm nm nm 1545 000nm nm nm 1555 000nm nm nm 1565 000nm nm nm 1575 000nm nm nm nm nm 2 1475 000nm nm nm 1485 000nm nm nm 1495 000nm nm nm 1505 000nm nm nm 1515 000nm nm nm 1525 000nm nm nm 1535 000nm nm nm 1545 000nm nm nm 1555 000nm nm nm 1565 000nm nm nm 1575 000nm nm nm n...

Страница 204: ...tion Deviation 3 1475 000nm nm nm 1485 000nm nm nm 1495 000nm nm nm 1505 000nm nm nm 1515 000nm nm nm 1525 000nm nm nm 1535 000nm nm nm 1545 000nm nm nm 1555 000nm nm nm 1565 000nm nm nm 1575 000nm nm nm nm nm 4 1475 000nm nm nm 1485 000nm nm nm 1495 000nm nm nm 1505 000nm nm nm 1515 000nm nm nm 1525 000nm nm nm 1535 000nm nm nm 1545 000nm nm nm 1555 000nm nm nm 1565 000nm nm nm 1575 000nm nm nm n...

Страница 205: ...ion 5 1475 000nm nm nm 1485 000nm nm nm 1495 000nm nm nm 1505 000nm nm nm 1515 000nm nm nm 1525 000nm nm nm 1535 000nm nm nm 1545 000nm nm nm 1555 000nm nm nm 1565 000nm nm nm 1575 000nm nm nm nm nm Range 1475 to 1575nm Largest Maximum Deviation nm Smallest Minimum Deviation nm Relative Wavelength Accuracy Largest Maximum Deviation Smallest Minimum Deviation nm Speci cation 0 07nm Measurement Unce...

Страница 206: ...atability Measurement Description Min Spec Result Max Spec Uncertainty 1575 000nm REF 60 002nm from nm to REF 1574 965nm nm 1575 035nm from nm to REF 1574 965nm nm 1575 035nm from nm to REF 1574 965nm nm 1575 035nm from nm to REF 1574 965nm nm 1575 035nm from nm to REF 1574 965nm nm 1575 035nm D 46 Performance Tests ...

Страница 207: ...Bm 12 5dBm dBm 1480nm 10 0dBm 11 0dBm 11 5dBm 12 5dBm dBm 1490nm 10 0dBm 11 0dBm 11 5dBm 12 5dBm dBm 1500nm 0dBm 1 0dBm 1 5dBm 2 5dBm dBm 1510nm 0dBm 1 0dBm 1 5dBm 2 5dBm dBm 1520nm 0dBm 1 0dBm 1 5dBm 2 5dBm dBm 1530nm 0dBm 1 0dBm 1 5dBm 2 5dBm dBm 1540nm 0dBm 1 0dBm 1 5dBm 2 5dBm dBm 1550nm 0dBm 1 0dBm 1 5dBm 2 5dBm dBm 1560nm 0dBm 1 0dBm 1 5dBm 2 5dBm dBm 1570nm 0dBm 1 0dBm 1 5dBm 2 5dBm dBm 157...

Страница 208: ...B 1 5dB dB 3 0dBm dB 2 0dB dB 3 5dBm dB 2 5dB dB 4 0dBm dB 3 0dB dB 4 5dBm dB 3 5dB dB 5 0dBm dB 4 0dB dB 5 5dBm dB 4 5dB dB 6 0dBm dB 5 0dB dB 6 5dBm dB 5 5dB dB 7 0dBm dB 6 0dB dB 7 5dBm dB 6 5dB dB 8 0dBm dB 7 0dB dB 8 5dBm dB 7 5dB dB 9 0dBm dB 8 0dB dB 9 5dBm dB 8 5dB dB 10 0dBm dB 9 0dB dB Maximum Power Linearity at current setting dB Minimum Power Linearity at current setting dB Final Power...

Страница 209: ...start 2 5dBm REF 0 0dB 0 00dB 10 0dBm dB 7 5dB dB 15 0dBm dB 12 5dB dB 20 0dBm dB 17 5dB dB 25 0dBm dB 22 5dB dB 30 0dBm dB 27 5dB dB 35 0dBm dB 32 5dB dB 40 0dBm dB 37 5dB dB 45 0dBm dB 42 5dB dB 50 0dBm dB 47 5dB dB Maximum Power Linearity at current setting dB Minimum Power Linearity at current setting dB Final Power Linearity Max Power Linearity Min Power Linearity dBpp Speci cation 0 6dBpp Me...

Страница 210: ...sus Wavelength Wavelength Deviation 1500nm 0 00 start value REF 1510nm dB 1520nm dB 1530nm dB 1540nm dB 1550nm dB 1560nm dB 1570nm dB Maximum deviation dB Minimum deviation dB Flatness Maximum Minimum deviation dBpp Speci cation 0 2dBpp without 003 0 4dBpp with 003 Measurement Uncertainty 60 07dB D 50 Performance Tests ...

Страница 211: ...te Power Stability High power Low power Maximum deviation dB Maximum deviation dB Minimum deviation dB Minimum deviation dB Power Stability Power Stability Max Min deviation dBpp Max Min deviation dBpp Speci cation 0 06dBpp Speci cation 0 06dBpp Measurement Uncertainty 60 02dB Performance Tests D 51 ...

Страница 212: ...dB dB 1480nm 10 0dBm 11 0dBm 11 5dBm 12 5dBm 35dB dB 1490nm 10 0dBm 11 0dBm 11 5dBm 12 5dBm 35dB dB 1500nm 0dBm 1 0dBm 1 5dBm 2 5dBm 45dB dB 1510nm 0dBm 1 0dBm 1 5dBm 2 5dBm 45dB dB 1520nm 0dBm 1 0dBm 1 5dBm 2 5dBm 45dB dB 1530nm 0dBm 1 0dBm 1 5dBm 2 5dBm 45dB dB 1540nm 0dBm 1 0dBm 1 5dBm 2 5dBm 45dB dB 1550nm 0dBm 1 0dBm 1 5dBm 2 5dBm 45dB dB 1560nm 0dBm 1 0dBm 1 5dBm 2 5dBm 45dB dB 1570nm 0dBm 1...

Страница 213: ...P 8168F Page 1 of 14 Test Facility Report No Date Customer Tested By Model HP 8168F Tunable Laser Source Serial No Ambient temperature C Options Relative humidity Firmware Rev Line frequency Hz Special Notes Performance Tests D 53 ...

Страница 214: ...yzer HP 70950A 3c OSA Display HP 70004A 4 Wavelength Meter 5a Connector Interface 22 HP 81000AI 5b Connector Interface 021 HP 81000AI 6 Connector Interface 022 HP 81000SI 7 Universal Through Adapter 021 022 HP 81000UM 8a High Return Loss Cable HP 81109AC 8b High Return Loss Cable 021 HP 81109AC 9 High Return Loss Cable HP 81102SC 10a Optical Head Interfacer Module HP 81533B 10b Optical Head HP 815...

Страница 215: ...nimum Repetition Setting Measured meas set value Deviation Deviation 1 1450 000nm nm nm 1460 000nm nm nm 1475 000nm nm nm 1490 000nm nm nm 1500 000nm nm nm 1510 000nm nm nm 1520 000nm nm nm 1530 000nm nm nm 1540 000nm nm nm 1550 000nm nm nm 1560 000nm nm nm 1575 000nm nm nm 1475 to 1575nm nm nm 1580 000nm nm nm 1590 000nm nm nm 1450 to 1590nm nm nm Performance Tests D 55 ...

Страница 216: ...nimum Repetition Setting Measured meas set value Deviation Deviation 2 1450 000nm nm nm 1460 000nm nm nm 1475 000nm nm nm 1490 000nm nm nm 1500 000nm nm nm 1510 000nm nm nm 1520 000nm nm nm 1530 000nm nm nm 1540 000nm nm nm 1550 000nm nm nm 1560 000nm nm nm 1575 000nm nm nm 1475 to 1575nm nm nm 1580 000nm nm nm 1590 000nm nm nm 1450 to 1590nm nm nm D 56 Performance Tests ...

Страница 217: ...nimum Repetition Setting Measured meas set value Deviation Deviation 3 1450 000nm nm nm 1460 000nm nm nm 1475 000nm nm nm 1490 000nm nm nm 1500 000nm nm nm 1510 000nm nm nm 1520 000nm nm nm 1530 000nm nm nm 1540 000nm nm nm 1550 000nm nm nm 1560 000nm nm nm 1575 000nm nm nm 1475 to 1575nm nm nm 1580 000nm nm nm 1590 000nm nm nm 1450 to 1590nm nm nm Performance Tests D 57 ...

Страница 218: ...nimum Repetition Setting Measured meas set value Deviation Deviation 4 1450 000nm nm nm 1460 000nm nm nm 1475 000nm nm nm 1490 000nm nm nm 1500 000nm nm nm 1510 000nm nm nm 1520 000nm nm nm 1530 000nm nm nm 1540 000nm nm nm 1550 000nm nm nm 1560 000nm nm nm 1575 000nm nm nm 1475 to 1575nm nm nm 1580 000nm nm nm 1590 000nm nm nm 1450 to 1590nm nm nm D 58 Performance Tests ...

Страница 219: ...nm nm 1540 000nm nm nm 1550 000nm nm nm 1560 000nm nm nm 1575 000nm nm nm 1475 to 1575nm nm nm 1580 000nm nm nm 1590 000nm nm nm 1450 to 1590nm nm nm Range 1475 to 1575nm Largest Maximum Deviation nm Smallest Minimum Deviation nm Relative Wavelength Accuracy Largest Maximum Deviation Smallest Minimum Deviation nm Speci cation 0 07nm Range 1450 to 1590nm Largest Maximum Deviation nm Smallest Minimu...

Страница 220: ...965nm nm 1575 035nm from nm to REF 1574 965nm nm 1575 035nm from nm to REF 1574 965nm nm 1575 035nm from nm to REF 1574 965nm nm 1575 035nm Wavelength Repeatability Measurement Description Min Spec Result Max Spec Uncertainty 1590 000nm REF 60 002nm from nm to REF 1594 950nm nm 1595 050nm from nm to REF 1594 950nm nm 1595 050nm from nm to REF 1594 950nm nm 1595 050nm from nm to REF 1594 950nm nm 1...

Страница 221: ...1 5dBm dBm 1480nm 1 0dBm 0 0dBm 0 5dBm 1 5dBm dBm 1490nm 1 0dBm 0 0dBm 0 5dBm 1 5dBm dBm 1500nm 1 0dBm 0 0dBm 0 5dBm 1 5dBm dBm 1510nm 1 0dBm 0 0dBm 0 5dBm 1 5dBm dBm 1520nm 7 0dBm 6 0dBm 5 5dBm 4 5dBm dBm 1530nm 7 0dBm 6 0dBm 5 5dBm 4 5dBm dBm 1540nm 7 0dBm 6 0dBm 5 5dBm 4 5dBm dBm 1550nm 7 0dBm 6 0dBm 5 5dBm 4 5dBm dBm 1560nm 7 0dBm 6 0dBm 5 5dBm 4 5dBm dBm 1570nm 7 0dBm 6 0dBm 5 5dBm 4 5dBm dBm...

Страница 222: ...tting start setting start 1 0dBm REF 0 0dB 0 00dB 0 0dBm dB 1 0dB dB 1 0dBm dB 2 0dB dB 2 0dBm dB 3 0dB dB 3 0dBm dB 4 0dB dB 4 0dBm dB 5 0dB dB 5 0dBm dB 6 0dB dB 6 0dBm dB 7 0dB dB 7 0dBm dB 8 0dB dB Maximum Power Linearity at current setting dB Minimum Power Linearity at current setting dB Final Power Linearity Max Power Linearity Min Power Linearity dBpp Speci cation 0 2dBpp Measurement Uncert...

Страница 223: ...tart 0 0dBm REF dB 0 0dB 0 00 dB 5 0dBm dB 5 0dB dB 10 0dBm dB 10 0dB dB 15 0dBm dB 15 0dB dB 20 0dBm dB 20 0dB dB 25 0dBm dB 25 0dB dB 30 0dBm dB 30 0dB dB 35 0dBm dB 35 0dB dB 40 0dBm dB 40 0dB dB 47 0dBm dB 47 0dB dB Maximum Power Linearity at current setting dB Minimum Power Linearity at current setting dB Final Power Linearity Max Power Linearity Min Power Linearity dBpp Speci cation 0 6dBpp ...

Страница 224: ...ength Deviation 1475nm 0 00 start value REF 1480nm dB 1490nm dB 1500nm dB 1510nm dB 1520nm dB 1530nm dB 1540nm dB 1550nm dB 1560nm dB 1570nm dB 1575nm dB Maximum deviation dB Minimum deviation dB Flatness Maximum Minimum deviation dBpp Speci cation 0 2dBpp without 003 0 4dBpp with 003 Measurement Uncertainty 60 07dB D 64 Performance Tests ...

Страница 225: ...te Power Stability High power Low power Maximum deviation dB Maximum deviation dB Minimum deviation dB Minimum deviation dB Power Stability Power Stability Max Min deviation dBpp Max Min deviation dBpp Speci cation 0 06dBpp Speci cation 0 06dBpp Measurement Uncertainty 60 02dB Performance Tests D 65 ...

Страница 226: ...5dB dB 1480m 1 0dBm 0 0dBm 0 5dBm 1 5dBm 45dB dB 1490m 1 0dBm 0 0dBm 0 5dBm 1 5dBm 45dB dB 1500m 1 0dBm 0 0dBm 0 5dBm 1 5dBm 45dB dB 1510m 1 0dBm 0 0dBm 0 5dBm 1 5dBm 45dB dB 1520m 7 0dBm 6 0dBm 5 5dBm 4 5dBm 55dB dB 1530m 7 0dBm 6 0dBm 5 5dBm 4 5dBm 55dB dB 1540m 7 0dBm 6 0dBm 5 5dBm 4 5dBm 55dB dB 1550m 7 0dBm 6 0dBm 5 5dBm 4 5dBm 55dB dB 1560m 7 0dBm 6 0dBm 5 5dBm 4 5dBm 55dB dB 1570m 7 0dBm 6 ...

Страница 227: ...rkets or pharmacies Note If you are cleaning connector interfaces or adapters the diameter of the cotton swab is important Cotton swabs for babies normally have a smaller diameter Caution Do not use foam swabs as these can leave lmy deposits on the surface you are cleaning Store your cotton swabs carefully and never reuse them Dust and dirt from the air or from previous cleaning can scratch or dir...

Страница 228: ...tial that your compressed air is free of dust water and oil Only use clean dry air If you do not it can lead to lmy deposits or scratches When using compressed air from a can Hold the can upright A slant can cause propellant to escape with the compressed air and dirty your optical device Spray the rst couple of seconds into the air as the rst stream of compressed air can contain condensation or pr...

Страница 229: ...orrode or be damaged Do not use hot water as this can lead to mechanical stress that can damage your optical device Ensure that your liquid soap has no abrasive properties or perfume in it as these can scratch or damage your optical device Do not use normal washing up liquid as it can leave behind an iridescent lm Premoistened cleaning wipes These are available from HP The part number is HP 92193N...

Страница 230: ...back on or close the shutter cap if the equipment is not going to be used immediately Keep the caps on the equipment always when it is not in use All of Hewlett Packard s lightwave instruments and accessories are shipped with either laser shutter caps or dust caps If you need additional or replacement dust caps contact your Hewlett Packard sales o ce Immersion Oil and Other Index Matching Compound...

Страница 231: ... the end of an optical cable attached to the optical output when the device is operational The laser radiation is not visible to the human eye but it can seriously damage your eyesight Cleaning Cable Connectors Cleaning connectors is di cult as the core diameter of a singlemode ber is only about 9 m This generally means you cannot see streaks or scratches on the surface To be certain of the condit...

Страница 232: ...sonic bath with isopropyl alcohol 1 Hold the tip of the connector in the bath for at least three minutes 2 Take a new dry soft tissue and remove the alcohol dissolved sediment and dust by rubbing gently over the surface using a small circular movement 3 Blow away any remaining lint with compressed air Cleaning Connector Adapters Caution Some adapters have an anti re ection coating on the back to r...

Страница 233: ... the surface using a small circular movement 3 Blow away any remaining lint with compressed air Procedure for Stubborn Dirt Use this procedure particularly when there is greasy dirt on the interface 1 Moisten a new pipe cleaner with isopropyl alcohol 2 Clean the interface by pushing and pulling the pipe cleaner into the opening Rotate the pipe cleaner slowly as you do this 3 Moisten a new cotton s...

Страница 234: ... hard and can damage the adapter 1 Clean the adapter by pushing and pulling a new dry pipe cleaner into the opening Rotate the pipe cleaner slowly as you do this 2 Clean the adapter by rubbing a new dry cotton swab over the surface using a small circular movement 3 Blow away any remaining lint with compressed air Cleaning Bare Fiber Ends Bare ber ends are often used for splices or together with ot...

Страница 235: ...ection Preferred Procedure 1 Clean the lens by rubbing a new dry cotton swab over the surface using a small circular movement 2 Blow away any remaining lint with compressed air Procedure for Stubborn Dirt Use this procedure particularly when there is greasy dirt on the lens 1 Moisten a new cotton swab with isopropyl alcohol 2 Clean the lens by rubbing the cotton swab over the surface using a small...

Страница 236: ...e Do not use normal washing up liquid as sometimes an iridescent lm remains 1 Moisten the lens or the mirror with water 2 Put a little liquid soap on the surface and gently spread the liquid over the whole area 3 Wash o the emulsion with water being careful to remove it all as any remaining streaks can impair measurement accuracy 4 Take a new dry soft tissue and remove the water by rubbing gently ...

Страница 237: ...s the core diameter of a singlemode ber is only about 9 m This generally means you cannot see streaks or scratches on the surface To be certain of the degree of pollution on the surface of your interface and to check whether it has been removed after cleaning you need a microscope Warning Never look into an optical output because this can seriously damage your eye sight To assess the projection of...

Страница 238: ...le Optical Devices Some optical devices such as the HP 81000BR Reference Re ector which has a gold plated surface are very sensitive to mechanical stress or pressure Do not use cotton swabs soft tissues or other mechanical cleaning tools as these can scratch or destroy the surface Preferred Procedure 1 Blow away any dust or dirt with compressed air Procedure for Stubborn Dirt To clean devices that...

Страница 239: ... destroyed by becoming mechanically distorted Preferred Procedure 1 Use compressed air at a distance and with low pressure to remove any dust or lint Procedure for Stubborn Dirt Do not use an ultrasonic bath as this can damage your device Use this procedure particularly when there is greasy dirt on the device 1 Put the optical device into a bath of isopropyl alcohol and wait at least 10 minutes 2 ...

Страница 240: ......

Страница 241: ...P is the actual power being output the maximum power available at that wavelength INITIALIZING is displayed while the instrument is performing its internal initialization LASER PROTECTION indicates that the laser has been switched o to prevent damage to the laser diode Try once or twice to reenable the laser If this does not work try reducing the power and then reenabling If this does not work pre...

Страница 242: ...F instrument is to the operating temperature 100 See Stabilizing in Appendix A for more detailed information about stabilizing F 2 Error Messages ...

Страница 243: ...by the command error bit bit 5 in the event status register 100 Command error This indicates that the parser has found a command error but cannot be more speci c 101 Invalid character The command contains an invalid or unrecognized character 102 Syntax error The command or data could not be recognized 103 Invalid separator The parser was expecting a separator for example a semicolon between comman...

Страница 244: ...Numeric data error This error indicates that the parser has found an error in numeric data including nondecimal numeric data but cannot be more speci c 121 Invalid character in number An invalid character was found in numeric data note this may include and alphabetic character in a decimal data or a 9 in octal data 123 Exponent too large The exponent must be less than 32000 124 Too many digits The...

Страница 245: ...that the parser has found an error in string data but cannot be more speci c 151 Invalid string data The string data is incorrect for example an END message was received before the terminal quote character 158 String data not allowed String data was found where none is allowed 160 Block data error This error indicates that the parser has found an error in block data but cannot be more speci c 161 ...

Страница 246: ...ter error This indicates that a parameter error has occurred but the control block cannot be more speci c 221 Settings con ict A valid parameter was received but could not be used during execution because of a con ict with the current state of the instrument 222 Data out of range The data though valid was outside the range allowed by the instrument 223 Too much data The block expression or string ...

Страница 247: ... No more speci c information is available 310 System error An instrument system error has occurred 311 Memory error A memory error has been detected 314 Save recall memory lost The nonvolatile data saved by the SAV command has been lost 315 Con guration memory lost The nonvolatile con guration data saved by the instrument has been lost 330 Self test failed Further information about the self test f...

Страница 248: ... example a query followed by a DAB or a GET before the response was completely sent 420 Query UNTERMINATED A condition occurred that interrupted the reception of a query for example the instrument was addressed to talk and an incomplete program message was received 430 Query DEADLOCKED A condition causing a deadlocked query has occurred for example both the input and the output bu er are full and ...

Страница 249: ...t is for HP 8167A models with serial number pre xes lower than 3424G and for all versions of the HP 8168A However these earlier models have the following features Only internal modulation is possible The SOURce AM SOURce command and the SOURce AM SOURce query are not available The CohCtrl Uncal bit Bit 7 in the questionable branch of the status registers is not used Option 007 the Polarization Mai...

Страница 250: ...ics describe the instrument s non warranted typical performance HP 8167A HP 8168A Relative Wavelength Accuracy typ 1 60 05nm typ 60 02nm Wavelength Repeatability 1 60 05nm typ 60 02nm Output Power 4dBm for Option 003 5 5dBm Power Stability over 1h 2 60 05dB typ 0 01dB 1 Measured with a wavemeter in air at constant temperature 2 Measured with average optical power meter at constant temperature Supp...

Страница 251: ...he HP 8168A Page 1 of 12 Test Facility Report No Date Customer Tested By Model HP 8168A Tunable Laser Source Serial No Ambient temperature C Options Relative humidity Firmware Rev Line frequency Hz Special Notes Backdating G 3 ...

Страница 252: ... HP 81532A 3a Optical Spectrum Analyzer HP 70950A 3b OSA Display HP 70004A 4 Wavelength Meter Advantest TQ8325 5a Connector Interface 22 HP 81000AI 5b Connector Interface 021 HP 81000AI 6 Connector Interface 022 HP 81000SI 7 Universal Through Adapter 021 022 HP 81000UM 8a High Return Loss Cable HP 81109AC 8b High Return Loss Cable 021 HP 81109AC 9 High Return Loss Cable HP 81102SC 10 11 12 13 14 1...

Страница 253: ...inimum Repetition Setting Measured meas set value Deviation Deviation 1 1500 000nm nm nm 1510 000nm nm nm 1520 000nm nm nm 1530 000nm nm nm 1540 000nm nm nm 1550 000nm nm nm 1560 000nm nm nm 1565 000nm nm nm nm nm 2 1500 000nm nm nm 1510 000nm nm nm 1520 000nm nm nm 1530 000nm nm nm 1540 000nm nm nm 1550 000nm nm nm 1560 000nm nm nm 1565 000nm nm nm nm nm Backdating G 5 ...

Страница 254: ...inimum Repetition Setting Measured meas set value Deviation Deviation 3 1500 000nm nm nm 1510 000nm nm nm 1520 000nm nm nm 1530 000nm nm nm 1540 000nm nm nm 1550 000nm nm nm 1560 000nm nm nm 1565 000nm nm nm nm nm 4 1500 000nm nm nm 1510 000nm nm nm 1520 000nm nm nm 1530 000nm nm nm 1540 000nm nm nm 1550 000nm nm nm 1560 000nm nm nm 1565 000nm nm nm nm nm G 6 Backdating ...

Страница 255: ... meas set value Deviation Deviation 5 1500 000nm nm nm 1510 000nm nm nm 1520 000nm nm nm 1530 000nm nm nm 1540 000nm nm nm 1550 000nm nm nm 1560 000nm nm nm 1565 000nm nm nm nm nm Largest Maximum Deviation nm Smallest Minimum Deviation nm Relative Wavelength Accuracy Largest Maximum Deviation Smallest Minimum Deviation nm Speci cation 0 10nm 0 04nm typical Measurement Uncertainty 60 01nm Backdatin...

Страница 256: ...ngth Repeatability Measurement Description Min Spec Result Max Spec Uncertainty 1565 000nm REF 60 002nm from nm to REF 1564 95nm nm 1565 05nm from nm to REF 1564 95nm nm 1565 05nm from nm to REF 1564 95nm nm 1565 05nm from nm to REF 1564 95nm nm 1565 05nm from nm to REF 1564 95nm nm 1565 05nm G 8 Backdating ...

Страница 257: ... 30dB option 023 003 023 003 circle the appropriate 1500nm 4 0dBm 5 0dBm 5 5dBm 6 5dBm dBm 1510nm 4 0dBm 5 0dBm 5 5dBm 6 5dBm dBm 1520nm 4 0dBm 5 0dBm 5 5dBm 6 5dBm dBm 1530nm 4 0dBm 5 0dBm 5 5dBm 6 5dBm dBm 1540nm 4 0dBm 5 0dBm 5 5dBm 6 5dBm dBm 1550nm 4 0dBm 5 0dBm 5 5dBm 6 5dBm dBm 1560nm 4 0dBm 5 0dBm 5 5dBm 6 5dBm dBm 1565nm 4 0dBm 5 0dBm 5 5dBm 6 5dBm dBm Backdating G 9 ...

Страница 258: ... plus start 5 0dBm REF 0 0dB 0 00dB 5 5dBm dB 0 5dB dB 6 0dBm dB 1 0dB dB 6 5dBm dB 1 5dB dB 7 0dBm dB 2 0dB dB 7 5dBm dB 2 5dB dB 8 0dBm dB 3 0dB dB 8 5dBm dB 3 5dB dB 9 0dBm dB 4 0dB dB 9 5dBm dB 4 5dB dB 10 0dBm dB 5 0dB dB Maximum Power Linearity at current setting dB Minimum Power Linearity at current setting dB Final Power Linearity Max Power Linearity Min Power Linearity dBpp Speci cation 0...

Страница 259: ...g plus start 6 5dBm REF 0 0dB 0 00dB 10 0dBm dB 3 5dB dB 15 0dBm dB 8 5dB dB 20 0dBm dB 13 5dB dB 25 0dBm dB 18 5dB dB 30 0dBm dB 23 5dB dB 35 0dBm dB 28 5dB dB 40 0dBm dB 33 5dB dB 45 0dBm dB 38 5dB dB 50 0dBm dB 43 5dB dB Maximum Power Linearity at current setting dB Minimum Power Linearity at current setting dB Final Power Linearity Max Power Linearity Min Power Linearity dBpp Speci cation 0 6d...

Страница 260: ... versus Wavelength Wavelength Deviation 1500nm 0 00 start value REF 1510nm dB 1520nm dB 1530nm dB 1540nm dB 1550nm dB 1560nm dB 1565nm dB Maximum deviation dB Minimum deviation dB Flatness Maximum Minimum deviation dBpp Speci cation 0 2dBpp without 003 0 4dBpp with 003 Measurement Uncertainty 60 07dB G 12 Backdating ...

Страница 261: ...o Date Power Stability High power Low power Maximum deviation dB Maximum deviation dB Minimum deviation dB Minimum deviation dB Power Stability Power Stability Max Min deviation dBpp Max Min deviation dBpp Speci cation 0 1dBpp Speci cation 0 1dBpp Measurement Uncertainty 60 02dB Backdating G 13 ...

Страница 262: ...8A Tunable Laser Source Report No Date Sidemode Suppression Ratio Measurement Wavelength Minimum Result Uncertainty Spec 61 20dB 1500nm 40dB dB 1510nm 40dB dB 1520nm 40dB dB 1530nm 40dB dB 1540nm 40dB dB 1550nm 40dB dB 1560nm 40dB dB 1565nm 40dB dB G 14 Backdating ...

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