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Performance veri

cation

Set the antenna voltage to 0 V as follows:

Press the

REF

button.

Use the up (

▲

) or down (

▼

) arrow button to select

GPS ANTENNA

POWER

Use the right (

►

) arrow button to select

Off

Press the

ENTER

button.

Check that the voltmeter shows 0 V.

Record the result in the test record for the 0 V entry.

Set the antenna voltage to 3.3 V as follows:

Use the right (

►

) arrow button to select

3.3 Volt

Press the

ENTER

button.

10.

Check that the voltmeter shows between 3.3 V and 4 V.

11.

Record the result in the test record for the 3.3 V entry.

12.

Now set the antenna voltage to 5 V as follows:

Use the right (

►

) arrow button to select

5 Volt

Press the

ENTER

button.

13.

Check that the voltmeter shows between 5 V and 6 V.

14.

Record the result in the test record for the 5 V entry.

SPG8000 Speci

cations and Performance Veri

cation

Содержание Tektronix SPG8000

Страница 1: ...xx SPG8000 Master Sync Clock Reference Generator Specifications and Performance Verification ZZZ Technical Reference P077074801 077 0748 01...

Страница 2: ......

Страница 3: ...PG8000 Master Sync Clock Reference Generator Specifications and Performance Verification ZZZ Technical Reference xx This document applies to firmware version 1 1 and above www tektronix com 077 0748 0...

Страница 4: ...and pending Information in this publication supersedes that in all previously published material Specifications and price change privileges reserved TEKTRONIX and TEK are registered trademarks of Tek...

Страница 5: ...taxes and any other charges for products returned to any other locations This warranty shall not apply to any defect failure or damage caused by improper use or improper or inadequate maintenance and...

Страница 6: ......

Страница 7: ...pecifications 11 Option GPS specifications 16 Performance verification 19 Performance verification preparation 19 Diagnostics tests 21 SPG8000 base unit performance verification 26 Option AG performan...

Страница 8: ...pe setup for serial digital audio outputs test 61 Figure 16 Audio monitor setup for serial digital audio outputs test 63 Figure 17 Setup for tri level sync and black PAL output tests 67 Figure 18 Setu...

Страница 9: ...Level A 1280 720 option 3G only 14 Table 21 SDI7 3G Level A 2K 1080 option 3G only 14 Table 22 SDI7 3G Level B 1920 1080 option 3G only 15 Table 23 SDI7 3G Level B 2K 1080 option 3G only 15 Table 24...

Страница 10: ...ratings information before making connections to the product Do not apply a potential to any terminal including the common terminal that exceeds the maximum rating of that terminal Power disconnect Th...

Страница 11: ...d result in damage to this product or other property Symbols and terms on the product These terms may appear on the product DANGER indicates an injury hazard immediately accessible as you read the mar...

Страница 12: ...General safety summary vi SPG8000 Specifications and Performance Verification...

Страница 13: ...g information Specifications and Performance Verification this document 077 0748 xx Lists the product specifications and provides procedures for verifying the performance of the instrument Service Man...

Страница 14: ...Preface viii SPG8000 Specifications and Performance Verification...

Страница 15: ...ntal and mechanical characteristics of the SPG8000 base unit Table 1 Timebase characteristics Characteristic Performance requirements Reference information Frequency accuracy in Internal mode 135 x 10...

Страница 16: ...the same signal as the 15 pin plus three inputs used to select presets and one more configurable output Logical functions The function of some of the input and outputs may be set from the user interf...

Страница 17: ...active The supplies take 1 2 sec to power up after AC is applied Dual supply operation When two supplies are present one will be used to power the instrument and the other will be in an unloaded backu...

Страница 18: ...ard level for selected format 2 Offset 0 50 mV Offset in DC output mode 0 40 mV Bi Level sync rise and fall time typical 140 ns for NTSC 250 ns for PAL Tri Level sync rise and fall time typical 50 ns...

Страница 19: ...ld be from 32 s before to 160 s after the start of the first broad pulse in vertical blanking of a compatible frame rate being used as the genlock input This is as specified in SMPTE12M Will accept in...

Страница 20: ...derated 1 C per 300 m above 1 500 m altitude Temperature Nonoperating 20 C to 60 C with 15 C hour maximum gradient without disk media installed in disk drives Operating 20 to 80 at up to 30 C maximum...

Страница 21: ...ical characteristics Characteristic Description Height 44 mm 1 7 in Width 483 mm 19 in Dimensions Depth 567 mm 22 3 in Weight 1 net Approximately 6 kg base unit only without rack rail SPG8000 Specific...

Страница 22: ...n Shipping weight Typical packaged weight of product 10 635 kg Package dimensions 23 in W x 30 in L x 10 5 in H 1 Weight of the SPG8000 base unit varies depending on the number and type of modules ins...

Страница 23: ...0sf23 98 Set 2 1080p29 97 1080i60 1080i50 720p60 720p50 1080p24 1080p30 1080sf24 1080p25 Number of Composite Outputs 2 CPST 1 and CPST 2 Composite formats NTSC NTSC No setup PAL Output impedance 75 Re...

Страница 24: ...RS BNC BNC Number of channels 8 for AES 2 for DARS Frequency The AES channels may be independently set to any of these 30 discrete settings 50 100 150 200 250 300 400 500 600 750 800 1 k 1 2 k 1 5 k 1...

Страница 25: ...e Table 22 on page 15 See Table 23 on page 15 See Table 24 on page 15 See Table 25 on page 15 Output type 75 BNC Output level 800 mVp p 3 on level after ringing has settled 18 to 28 C range Measure on...

Страница 26: ...er the SDI signal is passed through a D to A conversion the sync of the resulting analog signal is aligned within 0 5 s of the reference edge of an analog reference signal at the same frame rate Verti...

Страница 27: ...teps Timecode ATC LTC and ATC VITC can be inserted in the signal as a user defined time or if Option GPS is present the timecode can be the time of day of the GPS or GLONASS signal Arbitrary ANC inser...

Страница 28: ...only Structure 50i 59 94i 60i 23 98p 24p 25p 29 97p 30p 50p 59 94p 60p 23 98psf 24psf 25psf 29 97psf 30psf 12b X X X X X X X X X X X X X YCbCr 10b X X X X X X X X X X X X X YCbCr A 4 4 4 10b X X X X X...

Страница 29: ...X X X X X X Table 23 SDI7 3G Level B 2K 1080 option 3G only Structure 50i 59 94i 60i 23 98p 24p 25p 29 97p 30p 50p 59 94p 60p 23 98psf 24psf 25psf 29 97psf 30psf XYZ X X X X X X X X X X GBR 4 4 4 12b...

Страница 30: ...10 mA SHORT if 100 mA Else Nominal Antenna power state is displayed on UI in GPS status screen Rear LED shows green flashing if open green steady if nominal red if shorted and off if the power is not...

Страница 31: ...s before holdover Length of time that can be in stay current holdover mode and recover without disruption to syncs Dependant on environment and base unit oven oscillator stability Translates to 2 ns o...

Страница 32: ...cquire Satellites 3 Bad Position 4 Acquire Position 5 Adjust Phase 6 Locked Signal Quality 16 7 Locked Signal Quality 16 8 Locked Signal Quality 26 9 Locked Signal Quality 42 10 Locked Signal Quality...

Страница 33: ...formance verification procedure you can save your required instrument settings in the Power On Default preset If the instrument settings are saved in the Power On Default preset you can recall the set...

Страница 34: ...ease the STATUS and ENTER buttons Continue holding the Front Panel ENABLE button 4 When the message SPG8000 Start up with Factory Mode displays release the Front Panel ENABLE button Load the factory p...

Страница 35: ...r RH Technician Performance test Result Power on diagnostics Pass Fail PLL locked Main Pass Fail SDI Option SDI only Pass Fail SDI DDS Option SDI only Pass Fail Temperature Main Pass Fail CPU Pass Fai...

Страница 36: ...See page 19 Set SPG8000 to Factory Mode 5 Press the REF button 6 Press the left arrow button to select Internal as the source 7 Press the ENTER button 8 Press the SYSTEM button 9 Use the up arrow butt...

Страница 37: ...t is because your instrument does not have the related hardware option installed Main board 5 0 V Main board 3 3 V Main board 2 5 V Main board 1 8 V Main board 1 5 V Main board 1 2 V Main board 5 0 V...

Страница 38: ...ay that will tell you to press specific buttons on the front panel When the test is over the display will tell you if the test was passed and then direct you to press the BACK button to exit the test...

Страница 39: ...to clear the effects of the memory diagnostics 18 Set the SPG8000 to Factory mode and load the factory presets See page 19 Set SPG8000 to Factory Mode See page 20 Load the factory preset SPG8000 Spec...

Страница 40: ...r 1 Keithley 2700 DMM GPS or GLONASS receiver with video sync outputs 1 GPS or GLONASS input 10M CW NTSC PAL Tri level sync and SDI outputs GPS7 and SDI7 module in a TG8000 or equivalent 75 BNC cable...

Страница 41: ...ional Genlock and timing Pass Fail 1080p24 Functional lock and timing Pass Fail Genlock ADC Bus Stuck Pass Fail Genlock ADC Bus Short Pass Fail Genlock Input Minimum level 1550 2550 Maximum level 2550...

Страница 42: ...AL Pass Fail 1080 59 94i Pass Fail 1080 60i Pass Fail Black output bit integrity Black 1 Ramp Pass Fail Calibration setting AMPL DAC number Black 2 Ramp Pass Fail Calibration setting AMPL DAC number B...

Страница 43: ...3 Blanking level 50 mV 50 mV Sync amplitude plus 294 0 mV 306 0 mV Sync amplitude minus 294 0 mV 306 0 mV Black output rise and fall time Black 1 NTSC fall time of falling sync edge 120 ns 150 ns Bla...

Страница 44: ...nce 4 5 V 5 5 V LTC 4 Maximum positive voltage Maximum negative voltage p p voltage difference 4 5 V 5 5 V GPI output functional test GPI 1 out 4 5 V 5 5 V GPI 2 out 4 5 V 5 5 V GPI 3 out 4 5 V 5 5 V...

Страница 45: ...hown in the following figure 2 Use an appropriate cable to connect the frequency standard to the external reference input connector on the frequency counter Figure 2 Setup to verify clock accuracy 3 S...

Страница 46: ...hat the genlock and timing function is operating correctly This test is divided into three parts one part checks NTSC one part checks PAL and one part checks 1080p24 This test may be performed in norm...

Страница 47: ...the factory preset 8 Set the reference unit source to Internal as follows a Press the MODULE button until you see GPS7 in the menu b Press the down arrow button until REFERENCE appears in the menu and...

Страница 48: ...as follows a Press the BLACK button You should see BLACK 1 FORMAT on the menu display b Press the right arrow button until you see NTSC in the menu and then press the ENTER button 12 Check the follow...

Страница 49: ...tton e Press the right arrow until Black Burst appears in the menu and then press the ENTER button f Press the BACK button twice to exit the menu 14 Set the reference format of the SPG8000 under test...

Страница 50: ...ot indicate exactly zero on the timing display for a correctly timed signal If this is suspected do the following steps a Remove the termination on the waveform monitor reference input b Connect a cab...

Страница 51: ...ect 1080 24p and then press the ENTER button 20 Set the reference format of the SPG8000 unit under test to HD Tri level Sync as follows a Press the REFERENCE button b You should see SOURCE in the menu...

Страница 52: ...cks bit integrity and one part checks genlock input gain This test should be performed in factory mode See page 19 Set SPG8000 to Factory Mode Genlock ADC bus stuck and short 1 If you have just finish...

Страница 53: ...u do not press the down arrow button until it appears c Press the right arrow button until NTSC Burst appears and then press the ENTER button 4 Run the GPS ADC Bus stuck and short diagnostics on the S...

Страница 54: ...rmed in factory mode See page 19 Set SPG8000 to Factory Mode LTC positive input open circuit loop back 1 If you have just finished the previous procedure press the LTC button until LTC 1 appears in th...

Страница 55: ...LTC positive and negative terminated inputs loop back gain 12 Connect a breakout cable to the LTC GPI input of the SPG8000 under test Figure 5 Setup for LTC input gain and impedance test 13 Connect a...

Страница 56: ...previous test disconnect all the cables from the unit under test before beginning this procedure 1 Connect an SDI signal from the reference unit like one from an SDI7 module to the SDI input of a vide...

Страница 57: ...ht arrow button to select Non Integer and then press the ENTER button c Press the BLACK button until you see BLACK 1 on the menu d Press the left arrow button until 1080 59 94i appears and then press...

Страница 58: ...in factory mode See page 19 Set SPG8000 to Factory Mode 1 Connect a cable from the BLACK 1 output of the SPG8000 under test to the CMPST A input on the video monitor and terminate the loopthrough with...

Страница 59: ...menu 15 Repeat this procedure for the Black 2 and Black 3 outputs of the SPG8000 Black amplitude and offset test SD Perform this procedure to check that Black signal output amplitude and offset for S...

Страница 60: ...umber in case you need to restore it later 10 Check that the calibration mode signal is 0 V on the SPG8000 display This value is displayed in parentheses after the AMPL DAC number 11 Record the voltme...

Страница 61: ...M mode if you are using the feedthrough terminator Figure 9 Setup for trilevel sync output test and black output rise and fall time test 2 Select the 1080 59 94i HD sync signal for Black 1 Black 2 an...

Страница 62: ...ify that the high level of the signal sync amplitude plus is within the range of 0 6 div to 0 6 div to the center graticule except for ringing of the rising edge 10 Record the measured value in the te...

Страница 63: ...LACK button until you see BLACK 1 3 HD TRI LEVEL SYNC RATE in the menu 6 Press the left arrow button to select Integer and press the ENTER button 7 On the oscilloscope set the trigger slope to negativ...

Страница 64: ...ate the input with a 75 feed through terminator Figure 10 Setup for sine amplitude test 2 Press the BLACK button until BLACK 3 FORMAT appears 3 Use the left arrow button to select CW 10 MHz 4 Press th...

Страница 65: ...3 Connect the LTC GPIO adapter cable to the DSUB connector on the rear of the module 4 Connect a BNC to test clip adapter to the voltmeter using a BNC to Banana adapter and BNC cable 5 Attach the clip...

Страница 66: ...erminate the reference LOOP connector 2 Set the BLACK 1 output of the reference unit to NTSC as follows a Press the MODULE button to select the GPS7 module b Press the down arrow button until SELECT O...

Страница 67: ...SPG8000 to the voltmeter as follows a Connect the BNC to Banana plug adapter to the voltmeter b Connect the LTC GPIO breakout adapter cable to the GPI LTC DSUB on the back of the SPG8000 c Connect th...

Страница 68: ...tween 4 5 V and 5 5 V 7 Record the result in the test record 8 Disconnect the reference input to the SPG8000 under test After 15 seconds check that the GPI 1 output is below 0 5 V 9 Record the result...

Страница 69: ...2 Check that the reference source is set to Internal as follows a Press the REF button b Use the right or left arrow button to view Internal c Press the ENTER button 3 Press the STATUS button 4 Press...

Страница 70: ...SGP8000 3 Press the SYSTEM button 4 Touch the wire from pin 9 to the chassis of the SPG8000 5 Check that the display on the SPG8000 shows Factory Check Preset 1 6 Record Pass or Fail for GPI recall of...

Страница 71: ...illoscope 75 BNC cable 75 feed through terminator 2 5 V DC coupled into 75 1 On the SPG8000 set the Word Clock output to 5 V DC a Press the AES button b Press the up arrow button until you see AES WOR...

Страница 72: ...PG8000 set the Word Clock output to 1 V AC a Press the AES button b Press the up arrow button until you see AES WORD CLOCK OUTPUT c Press the right arrow button until you see 1 Volt AC and then press...

Страница 73: ...ment for the following procedure Table 31 Required equipment for Option AG performance verification Item Qty Minimum requirements Recommended equipment Digital Audio Monitor 1 Tektronix AMM768 or WFM8...

Страница 74: ...icate Number RH Technician Performance test Minimum Measured Maximum Value Value AES EBU Serial Digital Audio Output Signal Amplitude 1 2 900 mV 1100 mV 3 4 900 mV 1100 mV 5 6 900 mV 1100 mV 7 8 900 m...

Страница 75: ...ly from the 1 2 3 4 5 6 7 8 and DARS connectors The procedure is divided into two sections the first checks the AES output signal amplitude levels using an oscilloscope and the second checks the AES b...

Страница 76: ...V to 1100 mV for the remaining AES channels as follows Change the BNC cable connection from the AES 1 2 connector to the AES 3 4 connector and record the measured value for AES 3 4 in the test record...

Страница 77: ...at the bar graphs show each channel at 20 dBfs for the remaining AES channels as follows On the SPG8000 change the BNC cable connection from the AES 1 2 connector to the AES 3 4 connector and record t...

Страница 78: ...ption BG performance verification Item Qty Minimum requirement Recommended equipment Oscilloscope 1 Bandwidth 200 MHz or higher Tektronix TDS540D or TDS3054 Digital voltmeter 1 75 BNC cable 1 Length 4...

Страница 79: ...i Level Sync Output Blanking Level BLACK 4 50 mV 50 mV BLACK 5 50 mV 50 mV Sync Amplitude plus BLACK 4 294 0 mV 306 0 mV BLACK 5 294 0 mV 306 0 mV Sync Amplitude minus BLACK 4 294 0 mV 306 0 mV BLACK...

Страница 80: ...0 mV 40 mV 700 mV Amplitude difference 693 0 mV 707 0 mV Blanking level CMPST 2 0 mV offset 40 mV 40 mV 700 mV Amplitude difference 693 0 mV 707 0 mV Blanking level Composite Luma to Chroma Gain Match...

Страница 81: ...75 feed through terminator 1 Use the 75 BNC cable and the 75 feed through terminator to connect the BLACK 4 connector on the SPG8000 to the oscilloscope CH1 input as shown in the following figure Fig...

Страница 82: ...Verify that the high level of the signal sync amplitude plus is within the range of 0 6 div to 0 6 div to the center graticule except for ringing of the rising edge 11 Record the measured value in th...

Страница 83: ...the Black 4 and Black 5 signals to NTSC as follows a Press the BLACK button on the SPG8000 until you see BLACK 4 FORMAT on the menu b Use the left or right arrow button to select NTSC c Press the ENTE...

Страница 84: ...T 1 and CMPST 2 signals to NTSC as follows a Press the CMPST button on the SPG8000 until you see CMPST 1 FORMAT on the menu b Use the left or right arrow button to select NTSC c Press the ENTER button...

Страница 85: ...e oscilloscope Figure 20 Setup for luminance and chrominance test 3 Select PAL 75 Bars 100 white signal for CMPST 1 and CMPST 2 as follows a Press the CMPST button until you see CMPST 1 FORMAT in the...

Страница 86: ...ontrol Setting Vertical 10 mV div Vertical offset 0 7 V Trig position 10 Trig type Edge rising Trig level 0 6 V Record length 50 000 Time per div 2 5 s Trig hold off 50 s 5 Turn on voltage cursors and...

Страница 87: ...t III 5 V 35 dB gain antenna with F connector Cable up to 200 ft Belden 1694A with F connector on one end and a BNC on the other NTSC Black sync source that is locked to GPS or GLONASS 1 1 NTSC signal...

Страница 88: ...t number 011 0102 03 75 coaxial terminator 2 Tektronix part number 011 0163 00 BNC T 2 Tektronix part number 103 0030 00 BNC to Banana Plug adapter 1 Pomona model 1269 75 BNC cable 4 3 ft long Tektron...

Страница 89: ...Flashing green open circuit Pass Fail Steady green nominal load Pass Fail Voltage with nominal load 4 5 V 5 V Steady red short circuit Pass Fail Lock to GPS or GLONASS signal from antenna Signal qual...

Страница 90: ...is 3015 then the later GPS receiver is installed that can receive both GPS and GLONASS signals If the ID value is 3002 then the earlier GPS receiver is installed that can receive only GPS signals Pro...

Страница 91: ...na plug adapter to the voltmeter 2 Connect the BNC T to the adapter 3 Connect a 75 BNC cable to the other end of the BNC T connector 4 Connect the other end of the cable to the GPS ANT input on the re...

Страница 92: ...et the antenna voltage to 3 3 V as follows a Use the right arrow button to select 3 3 Volt b Press the ENTER button 10 Check that the voltmeter shows between 3 3 V and 4 V 11 Record the result in the...

Страница 93: ...ates an open circuit 4 Record Pass or Fail in the test record 5 Apply a 75 precision terminator to the BNC T connector 6 Check that the voltage is between 4 5 V and 5 V 7 Record the result in the test...

Страница 94: ...eceiver in the DUT system See page 76 How to determine which GPS receiver is installed in your instrument 1 Set the antenna power as needed by the antenna in the test system 2 Connect an antenna split...

Страница 95: ...LE button to navigate to the GPS7 module b Use the up or down arrow button to select GPS SETUP c Press the ENTER button d Use the up or down arrow button to select GPS CONSTELLATION e Use the left or...

Страница 96: ...r until the signal quality on the reference unit is in the 40 to 80 range 10 Record the signal quality of the reference unit in the test record 11 Check that the signal quality on the SPG8000 under te...

Страница 97: ...uency accuracy and frame timing accuracy tests 2 Check that both the reference module and the SPG8000 under test have been on for 20 minutes to allow the ovens to warm up 3 Check the signal quality on...

Страница 98: ...e display e Press BACK to exit Diagnostics menu 8 Go to the diagnostics page on the SPG8000 under test and check that the system is in Fine mode as follows If it is not then allow it to warm up and st...

Страница 99: ...form monitor and terminate the loop through with a 75 terminator 13 Display the composite input on the waveform monitor and select external reference 14 View the Vector Display in full screen mode 15...

Страница 100: ...the instrument to warm up for at least 20 minutes 5 Check that the signal on the SPG8000 under test is locked as follows a Press the STATUS button b Press the down arrow button until you see STATUS R...

Страница 101: ...eral times until you see CALIBRATE OVEN c Press the up arrow button until you see DIAGNOSTICS and then press the ENTER button d Press the down arrow button until you see SYSTEM DIAGNOSTICS CALIBRATION...

Страница 102: ...with an 80E04 electrical sampling module and an 80A03 Tek Connect Probe Interface module with semirigid cable Tekconnect 75 to 50 adapter with BNC input connector 1 Tektronix part number TCA75 Tekconn...

Страница 103: ...aximum Value Value PLL status Flex0 Flex1 Pass Pass Fail Fail DDS status DDS0 DDS1 Pass Pass Fail Fail Voltages 1 2 V 1 2 VA 3 3 V 3 3 VA 1 5 V 3 0 V 1 8 V Dref Pass Pass Pass Pass Pass Pass Pass Pass...

Страница 104: ...r 1080 59 94p 1080 59 94i 0 ns 50 ps p p Signal 1B 1080 24p Pass Fail Jitter 1080 24p 0 ns 50 ps p p Signal 2A 1080 50p 1080 50i Pass Fail Jitter 1080 50p 1080 50i 0 ns 50 ps p p Signal 2B 1080 59 94p...

Страница 105: ...A amplitude calculated 776 mV 824 mV SDI Output Amplitude channel 1 and channel 2 Signal 2B amplitude calculated 776 mV 824 mV Rise time 0 ps 135 ps Fall time 0 ps 135 ps SDI Rise and Fall Time HD and...

Страница 106: ...ce 50 ps 50 ps Rise time 400 ps 1000 ps Fall time 400 ps 1000 ps SDI Rise and Fall Time SD Signal 2A Difference 500 ps 500 ps Rise time 0 ps 135 ps Fall time 0 ps 135 ps SDI Rise and Fall Time HD and...

Страница 107: ...nstrument is in factory mode 1 Change the instrument to factory mode See page 19 Set SPG8000 to Factory Mode 2 Load the factory default preset See page 20 Load the factory preset 3 Press the SYSTEM bu...

Страница 108: ...select DDR2 ADDR BUS 1 22 Use the right arrow button to view the DDR2 ADDR BUS displays 1 and 2 23 Check that all buses show OK for each DDR2 ADDR BUS display and then record Pass or Fail in the test...

Страница 109: ...e down arrow button until you see FORMAT in the menu 5 Press the left or right arrow button to select the appropriate output mode as listed below When the desired output mode is displayed press the EN...

Страница 110: ...tence Wait 30 seconds and then use the time cursors to measure the width of the eye at the narrowest point on the WFM8300 display 12 Record the jitter reading in the test record 13 Move the cable from...

Страница 111: ...the BNC T to a precision terminator e The end of the banana adapter to the input of the DMM Figure 26 Setup for reference against the DMM 2 Set the AFG3101 to output a sine wave into a load impedance...

Страница 112: ...the 80A03 output cable into the Channel 1 2 slot of the oscilloscope 2 Install the 80E04 sampling head into the 80A03 adapter and connect the two using the SMA cables 3 Install the TCA 75 into the lef...

Страница 113: ...scope Figure 28 Setup for characterization of the test system 8 Keep the AFG3101 at the same output as in Part A of this test 9 Set the oscilloscope to a horizontal scale of 20 s 10 Set the oscillosco...

Страница 114: ...plitude This attenuation factor will be used after measuring the signal outputs in the next test 18 Record the attenuation factor value in the test record 19 Enter the attenuation factor value into th...

Страница 115: ...or the procedure 1 Connect a 75 cable from the SDI 1B output on the SPG8000 through the BNC to SMA adapter with or without the 6 dB pad to the trigger direct input on a sampling oscilloscope 2 Connect...

Страница 116: ...litude characterization test See page 97 Amplitude characterization then the scope will display the multiplication result 9 Record the result in the test record 10 Swap the signal cables between the S...

Страница 117: ...s a Press the SDI button on the SPG8000 b Use the up arrow button to select SDI 1 CALIBRATION You should see Channel 1 Top in the menu c Press the ENTER button d Press the right arrow button to select...

Страница 118: ...SDI 1 OUTPUT MODE should be displayed b Use the left or right arrow button to select the SD output mode Press the ENTER button to confirm the selection c Press the down arrow button to select SDI 1 F...

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