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SOUTHERN AVIONICS COMPANY

SE Series Transmitter

8-5

Maintenance

PLVREG 4

Low Side FET Current Draw LVREG/HVPS

‐

10 Amps

PLVREG 5

12VDC Output from LVREG LVREG/HVPS

12VDC +/

‐

PLVREG 6

Internal 5VDC IN LVREG

LVREG/HVPS

5VDC +/

‐

PPCMOD 1

High Voltage Input

LVREG/HVPS

150

‐

225 Volts

PPCMOD 2

Power Control Voltage

TX Controller Board

‐

2.5 Volts

PPCMOD 3

Modulated High Voltage
Output

PC/MOD

Varies with Output Power

PPCMOD 4

PWM Present

TX Controller Board

‐

2.5VDC

PPCMOD5

Modulation Control
Overload

PC/MOD

Fault=5VDC

PPCMOD6

Power Control Overload

PC/MOD

Fault=5VDC

PPCMOD7

Internal 5 Volts in PC/MOD
Module

PC/MOD

5 Volts +/

‐

PSPA 1

Power Amplifier Finals
Voltage

SPA

Varies with Power Output

PSPA 2

Power Amplifier Finals
Current

SPA

Varies with Output Power

PSPA 3

RF Input Present

TX Controller Board

‐

2.5VDC

PSPA 4

Internal 5 Volts in SPA
Module

SPA

5 Volts +/

‐

PSPA 5

Power Amplifier Overload

SPA

Fault=5VDC

PFLTR 1

Internal 5 Volts in Filter
Module

Filter/Monitor 5

Volts

‐

PTXC 1

Modulation Control Voltage TX Controller Board

‐

5 Volts

PTXC 2

Incoming 7.5Volts

Power Supply

‐

7.5 Volts

PTXC 3

Intel Level

TX Controller Board

‐

2.5 Volts

PTXC 4

Measured Frequency

TX Controller Board

5% of desired Frequency

PTXC 5

Forward Power Level

Transmitter

‐

125 Watts

PTXC 6

Reflected Power level

Antenna

‐

10 Watts max

PTXC 7

Modulation Index

TX Controller Board

Varies with Modulation

Parameter

Number

Parameter Name

Module Affected

Normal Value

Содержание SE SERIES

Страница 1: ... Digital Non Directional Beacon INSTALLATION AND SETUP MANUAL Manual SD433001 Revision D This material is and shall remain the proprietary and confidential property of Southern Avionics Company Inc and no part thereof shall be copied disclosed to others or used in connection with any work or project other than the specific project for which it has been prepared and developed without the written co...

Страница 2: ...A to the attention of Warranty Repair within Sixty 60 days after Purchaser knows or should have known that the goods allegedly do not conform with the warranty Shipments must include written documentation specifying a Purchaser s name address telephone number and email address b date of purchase c Serial Number s of the equipment d location from which the goods were purchased e location of the ins...

Страница 3: ...eason for repair Standard repair labor rate 150 USD per hour Minimum repair cost 150 USD Standard repair turnaround time 14 days excluding shipping time Turnaround time of less than 14 days will be subject to an expediting fee of 50 USD per hour in addition to the standard repair labor rate SAC will notify the customer if we determine that the returned item cannot be economically repaired or if it...

Страница 4: ... safety hazards and conditions that may result in personal injury death or property and equipment damage WARNING Electric shock hazard high voltages capable of causing personpersonal injury or death WARNING Red lightning flash High reactive voltages present capable of causing personal injury HIGH VOLTAGE GENERAL WARNING See Installation Manual before proceeding CAUTION Heat hazard allow heated com...

Страница 5: ...5 USA Phone 409 842 1717 Fax 409 842 2987 Email sales southernavionics com www southernavionics com MANUFACTURERS OF LOW FREQUENCY RADIOBEACONS AND ASSOCIATED PRODUCTS SOUTHERN AVIONICS COMPANY SE 125 Dual Transmitter in IP66 enclosure ...

Страница 6: ...45 USA Phone 409 842 1717 Fax 409 842 2987 Email sales southernavionics com www southernavionics com MANUFACTURERS OF LOW FREQUENCY RADIOBEACONS AND ASSOCIATED PRODUCTS SOUTHERN AVIONICS COMPANY SE 125 Dual Transmitter in rack cabinet ...

Страница 7: ...SA Phone 409 842 1717 Fax 409 842 2987 Email sales southernavionics com www southernavionics com MANUFACTURERS OF LOW FREQUENCY RADIOBEACONS AND ASSOCIATED PRODUCTS SOUTHERN AVIONICS COMPANY PC1000C 3 Antenna Tuning Unit in IP66 enclosure ...

Страница 8: ...ation It should not be operated in close proximity to domestic electrical equipment This system is to be operated and maintained by skilled staff in strict accordance with the manufacturer s instructions The use of service spares not recommended by the manufacturer may compromise the electromagnetic compatibility of the equipment It is the responsibility of the user to ensure that any external cab...

Страница 9: ...an Community Low voltage directive EN 60950 1 2006 EN 60950 22 2006 and EN 60945 2002 2004 108 EC EMC directive EN 61000 6 2 2005 EN 61000 6 4 2007 CISPR 16 2 1 2008 CISPR 16 2 3 2010 IEC 61000 3 2 2009 IEC 61000 3 3 2008 IEC 61000 4 2 2008 IEC 61000 4 3 2008 IEC 61000 4 4 2004 IEC 61000 4 5 2005 IEC 61000 4 6 2008 IEC 61000 4 8 2009 IEC 61000 4 11 2004 Equipment Description This Declaration cover...

Страница 10: ...series Transmitters with PC1000C 3 PC1000M 3 PC1000H 3 or PC3000 Antenna Tuning Units ATU and Remote Control Unit RCU have been designed and tested to operate as a standalone Non Directional radio Beacon system for airplane navigation as part of the Air Traffic Management network The SE series Transmitter may also be used as an Inner or Outer Marker Beacon utilized during an aircraft s approach to...

Страница 11: ...utdown and subsequent transfer under faulty conditions which enables the secondary system to continue seamless operation 2 The SE Series transmitter also features a DC power backup to provide seamless operation should the primary AC voltage source experience a brown out or lose power A DC Auto Disconnect protects the external batteries should they reach a critically low value Safety 1 The SE Serie...

Страница 12: ...o be used in ambient temperature conditions between 30 and 70 degrees Celsius 4 The SE Series Transmitter is intended to be used in a non condensing relative humidity environment with humidity ranging from 0 to 95 5 The IP66 rated SE Series Transmitter is suitable for use in high salinity environments as encountered in offshore conditions 6 The SE Series transmitter should not be used above 10 000...

Страница 13: ...Council Directive 1999 5 EC on Radio Equipment and Telecommunications Terminal Equipment With respect to the protection of health and safety the SE system was tested to directive 73 23 EEC and 2004 108 EC These test results can be seen in the Technical Construct File possessed by Muirhead Avionics England which includes 1 Declaration of Conformity 2 Low Voltage Directive 73 23 EEC test results 3 E...

Страница 14: ...5345 USA Phone 409 842 1717 Fax 409 842 2987 Email sales southernavionics com www southernavionics com MANUFACTURERS OF LOW FREQUENCY RADIOBEACONS AND ASSOCIATED PRODUCTS SOUTHERN AVIONICS COMPANY This page intentionally left blank ...

Страница 15: ...Transmitter 3 5 3 4 Coupler Power Signal Standard Band 3 11 3 4 5 Transmitter Connections 3 11 3 4 5 1 Coupler Power Current and Transmitter On Off switch 3 11 3 4 6 Coupler Connections 3 12 3 4 6 1 Coupler Power Current and TX On Off switch 3 12 3 5 Optional Signal I O 3 12 3 5 3 MSK RF Input 3 13 3 5 4 Ethernet Interface 3 13 4 Master Control Panel Description 4 1 4 1 Special Functions on the SP...

Страница 16: ... Test Equipment Required 7 1 7 2 Dummy Load Hookup 7 1 7 3 Power Up 7 1 7 4 Power Up Verification 7 1 7 5 Transmitter 1 RF Power Level Checks 7 2 7 6 Transmitter 1 Modulation Level Check 7 4 7 7 Transmitter 1 Frequency Checks 7 5 7 8 Transmitter 1 Morse Code Identifier Check 7 6 7 9 Transmitter 2 RF Power Level Checks Dual systems 7 6 7 10 Transmitter 2 Modulation Level Check 7 8 7 11 Transmitter ...

Страница 17: ... Theory 9 15 9 4 1 Symmetrical T Antenna 9 15 9 4 2 Tower Antenna 9 15 10 Antenna Tuning and Matching for PC1000C 3 10 1 11 Closing Up The System 11 1 11 1 Reinstalling Closing Panels 11 1 11 2 Conduit Sealing 11 1 11 3 Optional RF Weatherproofing 11 1 12 Optional Equipment 12 1 12 1 Audio 12 1 12 1 1 Audio PCB SLP10020 12 1 12 1 1 1 General Description 12 1 12 1 1 2 Detailed Circuit Analysis 12 1...

Страница 18: ...SOUTHERN AVIONICS COMPANY SE Series Transmitter 4 Table of Contents This page intentionally left blank ...

Страница 19: ...Mounted on Guard Rails 2 6 Figure 2 7 PC3000 Coupler Mounted on Guardrails 2 7 Figure 2 8 SE Transmitter and Coupler Mounted on Steel H Beam 2 8 Figure 2 9 SE Transmitter and Coupler Mounted on Wooden Post 2 9 Figure 2 10 SE Transmitter Mounted in Shelter 2 10 Figure 3 1 SE Series User Interface Diagram Method 1 3 2 Figure 3 2 SE Series User Interface Diagram Method 2 3 3 Figure 3 3 System Ground ...

Страница 20: ...Guyed Mast Antenna 9 9 Figure 9 6 Symmetrical T Antenna 9 10 Figure 9 7 Whip Antenna Tuned For 283 330 kHz 9 11 Figure 9 8 Whip Antenna Tuned For 360 600 kHz 9 12 Figure 9 9 Whip Antenna Tuned For 547 1290 kHz 9 13 Figure 9 10 Whip Antenna Tuned For 814 1700 kHz 9 14 Figure 11 1 SE Conduit Connection Diagram 11 2 Figure 12 1 Audio Block Diagram 12 3 Figure 12 2 Optional Battery Charger SE Series T...

Страница 21: ...amplitude modulation ANT antenna ATU antenna tuning unit AUTO automatic AWG American wire gauge AWOS automated weather observing system BATCHG battery charger BTRY battery BNC Bayonet Neill Concelman BOM bill of materials CARR carrier CD compact disc COM communication CONT continuous CPU central processing unit dBm decibel referenced to 1 milliwatt DMM digital multi meter ...

Страница 22: ...D forward GND ground HV high voltage HZ Hertz ID identifier IDENT identifier I O input output LCD liquid crystal display LED light emitting diode LINE 1 LINE 2 ac input voltage LOTO lock out tag out LV low voltage LVPS low voltage power supply MOD modulation MSEC millisecond MSK minimum shift keyed N A not applicable not available NDB non directional beacon NVRAM non volatile random access memory ...

Страница 23: ...s per million PWM pulse width modulation RAM random access memory REFL reflected RF radio frequency RG radio grade ROM read only memory RS recommended standard SAC Southern Avionics Company SE current digital series transmitter sd shutdown SPA switching power amplifier TX transmit V volts voltage VAC alternating current voltage VDC direct current voltage VMAX maximum voltage VMIN minimum voltage ...

Страница 24: ...SOUTHERN AVIONICS COMPANY SE Series Installation and Setup 1 4 VPP volts peak to peak VSWR voltage standing wave ratio ...

Страница 25: ...sted techniques for various mounting configurations of both the transmitter and the coupler point to point interconnection instructions and diagrams for all associated cabling and wiring recommended cable wire selection and optional solutions for preventing dust water ingress at cable entry of enclosures Additionally a detailed step by step procedure is offered to guide the user through the Site C...

Страница 26: ...SOUTHERN AVIONICS COMPANY SE Series Installation and Setup 1 6 This page intentionally left blank ...

Страница 27: ...r Information 1 SE Series Transmitter Information 1 1 Equipment Weights SE Series Single Transmitter SLF33300 with IP66 enclosure 59 lbs SE Series Dual Transmitter SLF33400 with IP66 enclosure 99 lbs PC1000 IP66 Antenna Coupler SLF20050 C3 39 lbs PC3000 Antenna Coupler SLF20020 62 lbs ...

Страница 28: ...SOUTHERN AVIONICS COMPANY SE Series Installation and Setup 1 8 SE Series Transmitter Information Figure 1 1 SE125 Single Transmitter Diagram SDF33300 Rev A ...

Страница 29: ...SOUTHERN AVIONICS COMPANY SE Series Installation and Setup 1 9 SE Series Transmitter Information Figure 1 2 SE125 Single Transmitter Enclosure Detail SDF33300 Rev A ...

Страница 30: ...SOUTHERN AVIONICS COMPANY SE Series Installation and Setup 1 10 SE Series Transmitter Information Figure 1 3 SE125 Single Transmitter 1A1 Detail SDE33200 Rev 1 ...

Страница 31: ...SOUTHERN AVIONICS COMPANY SE Series Installation and Setup 1 11 SE Series Transmitter Information Figure 1 4 SE125 Single Transmitter 5A1 Detail SDE33010 Rev A ...

Страница 32: ...SOUTHERN AVIONICS COMPANY SE Series Installation and Setup 1 12 SE Series Transmitter Information Figure 1 5 SE125 Single Transmitter 5A2 Detail SDF33400 Rev 1 ...

Страница 33: ...LE 1A1A3 1 SLE45000 SWITCHING POWER AMPLIFIER MODULE 1A1A4 1 SLE45100 POWER CONTROL MODULATOR MODULE 1A1A5 1 SLE45400 LOW VOLTAGE POWER SUPPLY MODULE 1A1A6 1 9P690350 POWER SUPPLY PSU 350 2A1 1 COUPLER 3A1 1 ANTENNA 5A1 1 SLM33000 MASTER CONTROL PANEL 5A1A1 1 SLP43300 MASTER CONTROL PRINTED CIRCUIT BOARD 5A1A1A1 1 9C583005 CONVERTER SERIAL TO ETHERNET OPTIONAL 5A1A2 1 9L100000 LIQUID CRYSTAL DISPL...

Страница 34: ...SOUTHERN AVIONICS COMPANY SE Series Installation and Setup 1 14 SE Series Transmitter Information Figure 1 6 SE125 Dual Transmitter Diagram SDF33400 Rev 1 ...

Страница 35: ...SOUTHERN AVIONICS COMPANY SE Series Installation and Setup 1 15 SE Series Transmitter Information Figure 1 7 SE125 Dual Transmitter Enclosure Detail SDF33400 Rev 1 ...

Страница 36: ...SOUTHERN AVIONICS COMPANY SE Series Installation and Setup 1 16 SE Series Transmitter Information Figure 1 8 SE125 Dual Transmitter 1A1 and 4A1 Detail SDE33200 Rev 1 ...

Страница 37: ...SOUTHERN AVIONICS COMPANY SE Series Installation and Setup 1 17 SE Series Transmitter Information Figure 1 9 SE125 Dual Transmitter 5A1 Detail SDE33010 Rev A ...

Страница 38: ...SOUTHERN AVIONICS COMPANY SE Series Installation and Setup 1 18 SE Series Transmitter Information Figure 1 10 SE125 Dual Transmitter 5A2 Detail SDE33400 Rev 1 ...

Страница 39: ... 1 SLE45100 POWER CONTROL MODULATOR MODULE 1A1A5 1 SLE45400 LOW VOLTAGE POWER SUPPLY MODULE 1A1A6 1 9P690350 POWER SUPPLY PSU 350 2A1 1 COUPLER 3A1 1 ANTENNA 4A1 1 SLE33100 TRANSMITTER DRAWER ASSEMBLY 4A1A1 1 SLP45500 TRANSMITTER CONTROL PRINTED CIRCUIT BOARD 4A1A2 1 SLE45200 FILTER BRIDGE STANDARD BAND MODULE 4A1A3 1 SLE45000 SWITCHING POWER AMPLIFIER MODULE 4A1A4 1 SLE45100 POWER CONTROL MODULAT...

Страница 40: ...and Setup 1 20 SE Series Transmitter Information 5A2S2 1 9S901004 SWITCH SPDT PC 5A2F1 1 9F830150 FUSE 15 AMP 250V FAST ACTING 5A2F2 1 9F830103 FUSE 10 AMP 250V 3AB SLO BLO 5A2F3 1 9F830103 FUSE 10 AMP 250V 3AB SLO BLO REF DES QTY PART NO DESCRIPTION ...

Страница 41: ...SOUTHERN AVIONICS COMPANY SE Series Installation and Setup 2 1 Equipment Mounting Configurations 2 Equipment Mounting Configurations Figure 2 1 SE Series Single Enclosure Dimensions SDE33075 Rev 1 ...

Страница 42: ...SOUTHERN AVIONICS COMPANY SE Series Installation and Setup 2 2 Equipment Mounting Configurations Figure 2 2 SE Series Dual Enclosure Dimensions SDE33052 Rev 1 ...

Страница 43: ...SOUTHERN AVIONICS COMPANY SE Series Installation and Setup 2 3 Equipment Mounting Configurations Figure 2 3 PC1000C 3 IP66 Coupler Dimensions SDE69000 Rev C ...

Страница 44: ...SOUTHERN AVIONICS COMPANY SE Series Installation and Setup 2 4 Equipment Mounting Configurations Figure 2 4 PC3000 Coupler Dimensions SDE15500 Rev A ...

Страница 45: ...SOUTHERN AVIONICS COMPANY SE Series Installation and Setup 2 5 Equipment Mounting Configurations Figure 2 5 SE Transmitter mounted on offshore platform Guard Rails SDE33060 Rev 1 ...

Страница 46: ...SOUTHERN AVIONICS COMPANY SE Series Installation and Setup 2 6 Equipment Mounting Configurations Figure 2 6 PC1000C IP66 Coupler Mounted on Guard Rails SDE07800 Rev B ...

Страница 47: ...SOUTHERN AVIONICS COMPANY SE Series Installation and Setup 2 7 Equipment Mounting Configurations Figure 2 7 PC3000 Coupler Mounted on Guardrails SDE15501 Rev B ...

Страница 48: ...SOUTHERN AVIONICS COMPANY SE Series Installation and Setup 2 8 Equipment Mounting Configurations Figure 2 8 SE Transmitter and Coupler Mounted on Steel H Beam SDE33061 Rev 1 ...

Страница 49: ...SOUTHERN AVIONICS COMPANY SE Series Installation and Setup 2 9 Equipment Mounting Configurations Figure 2 9 SE Transmitter and Coupler Mounted on Wooden Post SDE33062 Rev 1 ...

Страница 50: ...SOUTHERN AVIONICS COMPANY SE Series Installation and Setup 2 10 Equipment Mounting Configurations Figure 2 10 SE Transmitter Mounted in Shelter SDE33063 Rev 1 ...

Страница 51: ...t of the SE125 and contains the following 1 Alignment tool 2 7 Cable wraps 1 7 Cable 2 Conduit Assemblies 3 1 1 Prior to making any wiring connection remove the four 4 dresser screws holding the lower Transmitter Drawer in place The drawer must be removed to allow full access to the system s terminal blocks Method 1 is desired and requires a work bench or stool of suitable height to support the dr...

Страница 52: ...SOUTHERN AVIONICS COMPANY SE Series Installation and Setup 3 2 Figure 3 1 SE Series User Interface Diagram Method 1 SDE33064 Rev B ...

Страница 53: ...SOUTHERN AVIONICS COMPANY SE Series Installation and Setup 3 3 Figure 3 2 SE Series User Interface Diagram Method 2 SDE33064 Rev B ...

Страница 54: ...ding 3 2 1 Enclosure Mounted System Connect the bronze ground lug located on the outside bottom of the enclosure to a good Earth ground as shown in Figure 3 3 Recommended conductor 12 AWG multi stranded copper wire or better Figure 3 3 System Ground Enclosure Mount SDE33065 Rev 1 ...

Страница 55: ...if these are exceeded Table 3 1 Single Transmitter MAX Input Current Requirements Amps 3 3 1 2 Dual Transmitter The maximum current is based on both transmitters running simultaneously at 125 maximum power and 100 continuous modulation Fault protection circuitry will shutdown the system if these are exceeded Table 3 2 Dual Transmitter MAX Input Current Requirements Amps Danger Shock Hazard Serious...

Страница 56: ...n one of the open holes in the bottom of the transmitter s enclosure as shown in Figure 3 4 Figure 3 4 Conduits Access Holes Since the manufacturer cannot anticipate the length of conduit needed for each installation a short length is provided for possible use The user may provide a more appropriate conduit if desired SDE330066 Rev D SDE33066 Rev D ...

Страница 57: ...SOUTHERN AVIONICS COMPANY SE Series Installation and Setup 3 7 Figure 3 5 Conduit Connection Diagram SDE33066 Rev C SDE330066 Rev D ...

Страница 58: ...SOUTHERN AVIONICS COMPANY SE Series Installation and Setup 3 8 Figure 3 6 SE Transmitter Wire Detail SDE33067 Rev D ...

Страница 59: ...SOUTHERN AVIONICS COMPANY SE Series Installation and Setup 3 9 Figure 3 7 SE Series System Interconnect SDE33055 Rev C ...

Страница 60: ...olor 3 3 2 1 For Steps 3 3 2 2 3 3 2 4 and Steps 3 3 2 6 3 3 2 7 if using battery backup trim all wires to the proper length for neat routing Terminate the AC power wiring with insulated 14AWG 8 crimp spade terminals supplied in ship kit Terminate the optional DC power wiring with the insulated 12AWG 8 crimp spade terminals 3 3 2 2 Connect AC Power line 1 hot wire Line1 in 115 and 230VAC systems t...

Страница 61: ...on If the transmitter is mounted in a shelter as in Figure 2 9 install the remaining short flexible conduit contained in the installation kit SLK33001 in the remaining open hole in the bottom of the transmitter s enclosure The user must provide a conduit to route the wires cables from the transmitter to the coupler 3 4 4 Route the Coupler DC power cable and the Antenna Current Coupler Switch cable...

Страница 62: ...on 2 of TB1 connect the black wire TX On Off to position 5 of TB1 connect the white wire ANT I to position 6 of TB1 3 5 Optional Signal I O 3 5 1 Remove the rubber knockout seal from one of the holes in the bottom of the transmitter enclosure Install a suitable conduit with a sealing connector 3 5 2 Route all of the optional signal cables MSK Telephone Voice through the flexible conduit into the b...

Страница 63: ...Keyed MSK format Typical inputs are 10dBm sine wave 283 5 kHz to 325kHz with a 200 BPS data rate 3 5 3 1 Connect the MSK signal cable to J1 of the Master Controller PCB 5A1A1 See Figure 1 3 SE Dual unit connection diagram 3 5 4 Ethernet Interface 3 5 4 1 With the Ethernet cable routed to the interior of the enclosure find the D Link Ethernet switch and insert in an available RJ45 port See Figure 1...

Страница 64: ...SOUTHERN AVIONICS COMPANY SE Series Installation and Setup 3 14 This page intentionally left blank ...

Страница 65: ...SOUTHERN AVIONICS COMPANY SE Series Installation and Setup 4 1 Master Control Panel Description 4 Master Control Panel Description Figure 4 1 SE Master Control Panel SDF33011 Rev 1 ...

Страница 66: ... two values and multiplying them together will give an indication of the power input to the final FETS SPA Power Input PAV PAI The efficiency of the Switching Power Amplifier is calculated by taking the forward transmit power from the upper meter and dividing this number by the calculated SPA power input to the final FETS Efficiency Forward Transmit Power SPA Power Input 100 Keys LEDs Frequency Ke...

Страница 67: ...ntinuously CARR In this mode the transmitter simply sends out a dead carrier with no modulation CONT In this mode the transmitter sends out a continuous tone Output Power This key sets the RF output power of the transmitter Press Output Power enter a power level between 0 and 125 Watts and then press Enter Modulation Level Mod Level This key sets the amplitude modulation level of the transmitter P...

Страница 68: ...nsmitter TX1 or TX2 The LED s TX1 TX2 above the switch indicate which TX is selected Monitor Enable Enable This switch enables the transmitting monitoring circuitry This function monitors for a number of faults These are VSWR Power Continuous and No Tone RF Meter Select This switch toggles through forward power reflected power and modulation index indicating which parameter is currently being view...

Страница 69: ...ight of the LCD to slow down or speed up the code speed with a limit of 5 wpm to 15 wpm SPCL FCTN 3 Software not available at this time Master Reset of the Transmitter Controller This function allows the Master Controller to reset the transmitters SPCL FCTN 4 Software not available at this time Clears Master Reset This function clears the Master Reset function of the Transmitter Controls created b...

Страница 70: ...set compensates for the error that exists between the Transmitter Control digital to analog converter and the measured output SPCL FCTN 9 This function configures the DCAD or network for SE systems SPCL FCTN 0 Software not available at this time This function puts the Master Controller into a logging mode It stores all pertinent data for a given interval SPCL FCTN Down Arrow Key Software not avail...

Страница 71: ...and gateway as described in Section 6 6 In some instances you may need to contact your network administrator for assistance Open an internet browser window on the computer and type in the following IP address example http 192 168 1 122 5 2 WEB Watch Program Software The main Web Watch window is shown below and the following four groups are used for transmitter system monitoring Transmitter status ...

Страница 72: ...ogram includes ten operational controls buttons Power ON OFF Toggle from TX1 or TX2 to allow LCD view control Dual only Monitor Enable or Disable fault shutdown Primary TX TX1 or TX2 Dual only TX Setup RF Frequency Tone Frequency Call Sign TX Mode RF Power Level and Modulation Level Calibration Power Factor Modulation Factor Power Display Error Frequency and Antenna Factor IP Configuration IP Addr...

Страница 73: ...SOUTHERN AVIONICS COMPANY SE Series Installation and Setup 5 3 Network Control Program Software optional Figure 5 1 Web GUI Main Window Dual system ...

Страница 74: ...SOUTHERN AVIONICS COMPANY SE Series Installation and Setup 5 4 Network Control Program Software optional This page intentionally left blank ...

Страница 75: ...SOUTHERN AVIONICS COMPANY SE Series Installation and Setup 5 5 Network Control Program Software optional Figure 5 2 Web GUI Main Window Single system ...

Страница 76: ...SOUTHERN AVIONICS COMPANY SE Series Installation and Setup 5 6 Network Control Program Software optional This page intentionally left blank ...

Страница 77: ...used When communicating with the factory please have the version available The system will default to transmitter 1 as primary transmitter LCD data on TX1 Monitor Enabled FWD POWER meter PA VOLTS meter and System Status as primary All other functions are turned OFF The initialization screens are as follows Or SE125 Southern Avionics Company Beaumont Texas USA Firmware Version X XX 2010 SE125 Initi...

Страница 78: ...es the following four keys LCD DATA to choose TX1 or TX2 display and control TEST MODE to allow both transmitters to operate simuitaniously for testing purposes MAIN TX to allow primary secondary assignment monitor MONIOTR system status PRI SEC FAIL to enable or disable monitoring usually for testing purposes Use the UP key to cancel or go the previous menu anytime 6 2 Primary Transmitter Selectio...

Страница 79: ... 2 option is not allowed and the Primary TX key will not be functional 6 3 Transmitter Display Selection LCD DISPLAY Use the LCD DATA key to select TX1 or TX2 for display control of the transmitter WEB WATCH Click on the Toggle button on the Main menu to toggle between TX1 and TX2 for display and control of the Transmitter as LCD DISPLAY above 6 4 Transmitter Setup This section details how to set ...

Страница 80: ...the field When the ENTER key is pressed the RF power level will be set to 0 Watts immediately to protect the transmitter Press SPCL FCTN then 1 to store any changes WEB WATCH In the SE SERIES TRANSMITTER Web Watch window click on Setup in the right column box on the Main window to open the Transmitter 1 2 Setup window shown in Figure 6 2 Figure 6 2 Web GUI Transmitter Setup Window RF FREQUENCY ENT...

Страница 81: ...includes a modified 10 element Butterworth Cauer low pass filter capable of more than 60dB harmonic attenuation a broadband RF power bridge a modulation envelope detector and associated level sampling circuitry The entire PCB is enclosed in a metal enclosure to form a module The module is available in three different bands Standard 190 650kHz Medium 500 1250kHz and High 1500 1800kHz The Standard a...

Страница 82: ...e frequency and click the Set button to send the desired value to the Transmitter Control board STANDARD BAND 190 600kHz 300 450kHz 450 650kHz JP1 A B E A C D D JP2 OPEN B A JP3 A B C A B B JP4 A B C D A B D D JP5 OPEN B A JP6 D A C B JP7 B D A B C C JP8 OPEN B A JP9 A B C D B D B C JP10 C D E B D A E MEDIUM BAND 500 750kHz 700 950kHz 900 1250kHz JP1 E A D B C JP2 OPEN B A JP3 B D A D A C JP4 A B ...

Страница 83: ...tem will change to 0 Watts RF power level immediately WEB WATCH In the Transmitter 1 Setup window shown in Figure 6 2 Set the Call Sign as desired then click the Set button to send the value to the Transmitter Control board When the transmitter setup is done completely click the Back button to close the Transmitter Setup window and return to the Main window 6 4 4 Transmitter Mode Setup There are t...

Страница 84: ...OUTPUT POWER key to open the RF POWER SETTING menu as shown below Repeat pressing the OUTPUT POWER key to clear the RF power level in the field box Enter the power desired using the keypad When the ENTER key is pressed the Master Control will send the desired level to the Transmitter Control board WEB WATCH Operates similarly to the LCD DISPLAY above SE SERIES DUAL Fault NONE RF Frequency Setting ...

Страница 85: ...evel desired using the keypad WEB WATCH Operates similar to the LCD DISPLAY above 6 5 Transmitter Calibration This section details how to calibrate the RF Frequency output the RF output power the Modulator output and the RF power displayed Using the SPCL FCTN key to open the special function menu as shown below Select the 8 key to open the calibration menu as shown below MODULATION SETTING MOD Lev...

Страница 86: ...he Power Factor value in the field box to make the value measured by either a power meter or oscilloscope agree with the output power selected If the measurement is being made using an oscilloscope the power factor value should be adjusted until the waveform s peak to peak voltage reaches the correct value Observe that the value displayed in the Forward Power comes into agreement with the true pow...

Страница 87: ...PLAY above Click set to activate the change Figure 6 4 Web GUI Transmitter Calibration Window 6 5 2 Modulation Calibration Read only LCD DISPLAY Press the 4 key to open the MODULATION CALIBRATION menu as shown below Set the modulation level to 100 Verify that this is actually 100 modulation by monitoring the RF waveform envelope on the dummy load Vary the MOD Factor and press enter Do this until t...

Страница 88: ...he ENTER key After a few moments the measured frequency displayed on the LCD screen should agree with the test equipment measurement After a few seconds the screen witll return to the home menu automatically WEB WATCH Locally connected Operates similar as LCD DISPLAY above 6 5 4 Power Display Error Calibration Note Scope connected to 50 Ohm dummy load to read true ouput power LCD DISPLAY Press the...

Страница 89: ...tor is set to 10 default The actual ATU meter should be made to agree with the value of antenna current displayed by adjusting the factor until it poles When the transmitter calibration is complete click the Back button to close the Transmitter Calibration window and return to the Main window 6 6 Network IP Configuration LCD DISPLAY Press the SPCL FCTN key then the 9 key to open the SE SYSTEM menu...

Страница 90: ... Press the Enter key to confirm the Network IP settings WEB WATCH In the SE SERIES TRANSMITTER Web Watch window click on the IP Configuration from the right column box on the Main menu to open the Network IP Configuration window shown in Figure 6 5 SE SYSTEM 1 DCAD OFF 2 Network Press ENTER key to confirm then exit 1 DHCP DISABLED 2 IP Address 192 168 1 122 3 Netmask 255 255 255 0 Press ENTER 4 Ga...

Страница 91: ...ONICS COMPANY SE Series Installation and Setup 6 15 System Site Configuration Figure 6 5 Web GUI Network IP Configuration Window The IP Address Network Mask and Gateway are monitored as in the example in Figure 6 5 ...

Страница 92: ...E SERIES TRANSMITTER Web Watch window click on the Location Site in the right column box on the Main window to open the Location Site window shown in Figure 6 6 Figure 6 6 Web GUI Location Site Window A maximum of 30 characters are allowed for the location site name Click the Submit button to store in the memory location EEPROM from the NETBURN board ...

Страница 93: ...click on the Time Date from the right column box on the Main menu to open the Time Date Setting window shown in Figure 6 7 Figure 6 7 Web GUI Time Date Setting Window After setting parameters desired click the Submit button to store them in the Netburner EEPROM memory 6 9 Monitor Enable LCD DISPLAY Press the ENABLE key to open the MONITOR menu as shown below transmitter 1 is selected ...

Страница 94: ... DISPLAY above 6 10 DCAD DC Automatic Disconnect LCD DISPLAY Press the SPCL FCTN key then the 9 key to open the SE SYSTEM menu as shown below Press the 1 key repeat to toggle ON or OFF on the LCD screen then the ENTER key to exit ENTER must be clicked to store the selection or it will be lost WEB WATCH Operates similar to the LCD DISPLAY above TRANSMITTER 1 MONITOR ENABLED Press ENTER key to confi...

Страница 95: ... 00 RFL POWER 0W 5V FILTER 5 1V MODULATION 95 FREQ 320000HZ PWM SIGNAL 0 0V MOD LEVEL 1 3V FILTER REG 5 0V POWER CTRL 41 5V BATT CHG 0 0A BATT DSICHG 0 0A LVREG HVPS 1 of 2 HVPS HiSIDE 3 9V HVPS LoSIDE 3 2V HV SAMPLE 175V BATTERY V 0V PWR SUPPLY 50V TEMPERATURE 36 4C LVREG HVPS 2 of 2 12VDC OUT 12 0V 5VDC OUT 4 6V POWER CONTROL INPUT OUTPUT POWER CTRL PASS HV INPUT 179 1V MODULATOR PASS VMOD 73 2V...

Страница 96: ...30 sec continuous modulation no keying duration 30 sec low power 50 duration 40 sec high power 125 duration 40 sec VSWR 2 62 1 duration 2 sec under temperature 40C duration 120 sec over temperature 70C duration 120 sec under frequency 100Hz duration 120 sec over frequency 100Hz duration 120 sec ID sequence error immediate action SWITCHING POWER AMPLIFIER RF DDS IN 4 9V SPA OVERLD PASS 5VDC SUPPLY ...

Страница 97: ...R 2 62 VSWR Timeout 5 sec Power Low 50 W Power High 125 W Power Timeout 60 sec Modulation Low 70 Continuous Tone 30 sec Modulation Timeout 30 sec OTHER SHUTDOWN Power Supply 48V 45V DCAD Low Voltage 38V DCAD Enable YES Temperature 40ºC to 70ºC Temperature Timeout 120 sec Frequency PPM 100 Hz Frequency Timeout 120 sec CALIBRATION Power Factor 100 Dummy Load 50 OHM Modulation Factor 100 Co Efficient...

Страница 98: ... Installation and Setup 6 22 System Site Configuration LOCAL REMOTE CONTROL PANEL RF Meter FWD POWER PA Meter PA VOLTS LCD Data TX1 LED AUTO RESET ON OFF LED ALERT TONE ON OFF LED TX1 TX2 ON Test Mode OFF LED MONITOR PRI LED MAIN TX TX1 ...

Страница 99: ...tion with calibrated test equipment is required 7 1 Test Equipment Required 3 1 2 digit digital multi meter DMM calibrated dual trace oscilloscope calibrated frequency counter calibrated 1 Hz accuracy 250 Watt 50 Ohm non reactive dummy load 7 2 Dummy Load Hookup Connect a 250 Watt 50 Ohm non reactive dummy load to the RF output jack J50 an N Type RF connector on the bottom of the enclosure 7 3 Pow...

Страница 100: ...lect TX1 as Primary 7 5 3 Use the LCD DATA key to select TX1 as the display control transmitter data 7 5 4 In the Monitor section press the ENABLE key until Disabled is displayed on the LCD Press ENTER to store this condition This will be necessary until shutdown testing is performed later in this section 7 5 5 Press the FREQ key to open the RF FREQUENCY ENTRY menu as shown below SE125 Initializat...

Страница 101: ... 7 5 8 Enter the desired call sign using the numeric keypads then press ENTER to store the selection Press the CALL SIGN key to open the CALL SIGN ENTRY menu as shown below If necessary press the CALL SIGN key repeatedly to clear the call sign field 7 5 9 Press the MODE key to toggle the CARR IDENT CONT to Carrier Mode Carr 7 5 10 Press the OUTPUT POWER key to open the RF POWER SETTING menu as sho...

Страница 102: ...ction10 for proper Antenna tuning and matching 7 5 12 Verify the output RF power level measured at the dummy load agrees within 5 with the value displayed in the Transmitter 1 Section 7 6 Transmitter 1 Modulation Level Check 7 6 1 Press the MOD LEVEL key to open the MODULATION SETTING menu as shown below Press the MOD LEVEL key repeatedly to clear the modulation level box Enter 95 modulation and p...

Страница 103: ...n Administration FAA regulations state that a maximum variance of 100 parts per million ppm Hertz is allowed provided output power is less than 200 Watts The user must check with local authorities to determine the actual allowed limits The formula for calculating the variance is variance operating frequency 100 1 000 000 For example at 320 000 kHz the variance allowed would be 32 Hz 7 7 2 Connect ...

Страница 104: ...s Dual systems 7 9 1 Connect an oscilloscope or a calibrated power meter to the system s RF output at the dummy load 7 9 2 Use the MAIN TX key to select TX2 as primary transmitter Green LED s will illuminate indicating which TX is Primary Select TX2 as Primary 7 9 3 Use the LCD DATA key to select TX2 as the display control transmitter data 7 9 4 In the Monitor section press the ENABLE key until Di...

Страница 105: ...y 7 9 8 Enter the desired call sign using the numeric keypads then press ENTER to store the selection Press the CALL SIGN key to open the CALL SIGN ENTRY menu as shown below If necessary press the FREQ key repeatedly to clear the RF frequency field 7 9 9 Press the MODE key to toggle the CARR IDENT CONT to Carrier Mode Carr 7 9 10 Press the OUTPUT POWER key to open the RF POWER SETTING menu as show...

Страница 106: ...tput RF power level measured at the dummy load agrees within 5 with the value displayed in the Transmitter 2 section 7 10 Transmitter 2 Modulation Level Check 7 10 1 Press the MOD LEVEL key to open the MODULATION SETTING menu as shown below Press the MOD LEVEL key repeatedly to clear the modulation level box Enter 95 modulation and press ENTER to store that level RF POWER SETTING POWER should be b...

Страница 107: ...utput power is less than 200 Watts The user must check with local authorities to determine the actual allowed limits The formula for calculating the variance is variance operating frequency 100 1 000 000 For example at 320 000 kHz the variance allowed would be 32 Hz 7 11 2 Connect a calibrated frequency counter to the dummy load to measure the RF output frequency 7 11 3 Verify that the measured fr...

Страница 108: ...t that caused the transfer 7 13 2 Set up both TX1 and TX2 with the same parameters Set both transmitters in the normal IDENT mode 7 13 3 Using the LCD DATA key to select either TX1 or TX2 turn both transmitter monitors on by pressing ENABLE in the monitor section until the LCD reads enable and press ENTER to store this condition 7 14 No Tone Shutdown Test Loss of Modulation 7 14 1 Set TX1 as the p...

Страница 109: ... operation 7 14 7 Repeat the above test with TX2 as primary and verify the same results 7 14 8 Return to TX1 as PRIMARY for the next test 7 15 Low Modulation Shutdown Test 7 15 1 Press the MOD LEVEL key and set the modulation level to less than 70 7 15 2 Verify that TX1 shuts down within 60 seconds indicating a low modulation fault condition and transfers to TX2 with the SECONDARY lamp illuminated...

Страница 110: ...us Tone Shutdown Test 7 16 1 Press the MODE Button setting TX1 to CONT Continuous Tone 7 16 2 Verify that TX1 shuts down within 60 seconds indicating a continuous tone modulation fault condition and transfers to TX2 with the SECONDARY lamp illuminated 7 16 3 Press the MODE Button setting TX2 to CONT 7 16 4 Verify that TX2 shuts down within 60 seconds indicating a continuous tone fault condition an...

Страница 111: ... Once the power level drops below an acceptable level the Master Controller will institute a transmitter changeover and shutdown of the offending transmitter 7 17 2 Verify that TX1 shuts down within 60 seconds indicating a Low Power shutdown condition and transfers to TX2 with the SECONDARY lamp illuminated 7 17 3 Again assert the SPCL FCTN 1 keys 7 17 4 Verify that TX2 shuts down within 60 second...

Страница 112: ...RIMARY 7 19 ID CODE Test 7 19 1 Press SPCL FCTN 6 This is a special test mode In this mode the Master Controller will test for improper identification The Master Controller commands the Transmitter Controller to reverse the identification After the transmitter changes identification it is still sending back data on all of the parameters associated with that transmitter including identification Onc...

Страница 113: ... IDENT 7 19 5 Verify that within 60 seconds the system shuts down TX2 and enters the failed state illuminating the FAIL LED The LCD should indicate TX2 has shut down due to an IDENT fault 7 19 6 Press RESET to return to normal operation 7 19 7 This concludes SE Series Dual Transmitter Operational Checks using Front Panel Controls ...

Страница 114: ...SOUTHERN AVIONICS COMPANY SE Series Installation and Setup 7 16 Operational Checks This page intentionally left blank ...

Страница 115: ...e displayed as LED s on the hardware and on the web browser connected to the Ethernet interface They will be displayed as a Yes or No on the LCD screen implementation of BITE Available BITE parameters Battery Backup input 48VDC from battery backup source charging current supplied to the battery backup source current supplied to the SE transmitter 48VTXI LVREG HVPS Module input 48VDC voltage MAIN D...

Страница 116: ...ier voltage PAV Power Amplifier current PAI RF input present RFINP internal 5V generated supply in SPA module SPA5V Power Amplifier overload SPAOVLD internal temperature SPAT Filter Monitor Module internal 5V generated supply in Filter Monitor module FIL5V forward power level reflected power level modulation index TX Controller modulation control voltage level MODCTRLV measured frequency output FR...

Страница 117: ...ld be approximately 5V indicating the Low Voltage 48V Power Supply is OK Use TX2PSOK for TX2 Make sure none of the shutdown LED s on the front panel are illuminated If so please reset the transmitter 3 Scroll down to the parameter MAIN DC Is its value approximately 48V If yes move to next step If not replace the Master Controller PCB since the Master Controller PCB gives the command to turn on the...

Страница 118: ...eplace the SPA Module PAV This value should be close to the value of MODHVOUT PAI This value should be approximately 2A for 50W If these values are correct the problem should be fixed If not the problem will be RELATED TO THE antenna or ATU 8 1 1 Built In Test Equipment Parameters Table 8 1 BITE Parameters Parameter Number Parameter Name Module Affected Normal Value PO 1 Input 48VDC from AC Power ...

Страница 119: ... 5 PSPA 1 Power Amplifier Finals Voltage SPA Varies with Power Output PSPA 2 Power Amplifier Finals Current SPA Varies with Output Power PSPA 3 RF Input Present TX Controller Board 5 2 5VDC PSPA 4 Internal 5 Volts in SPA Module SPA 5 Volts 5 PSPA 5 Power Amplifier Overload SPA Fault 5VDC PFLTR 1 Internal 5 Volts in Filter Module Filter Monitor 5 Volts 5 PTXC 1 Modulation Control Voltage TX Control...

Страница 120: ...SOUTHERN AVIONICS COMPANY SE Series Transmitter 8 6 Maintenance This page intentionally left blank ...

Страница 121: ...al prior to setting up the coupler The user may want to read the appended section on Antenna Theory Section 9 4 9 1 Assembly 9 1 1 Remove the Coupler enclosure s front panel if not already removed High reactive voltages are present at the couplers output and within the coupler Use extreme caution when working on or near an energized NDB system s coupler and antenna ...

Страница 122: ...SOUTHERN AVIONICS COMPANY SD Series Installation and Setup 9 2 Coupler Setup Figure 9 1 Coupler Access Panel SDF20050 C3 Rev A ...

Страница 123: ...nd thread through the side panel Do not over tighten or stress the insulator components 9 1 4 Locate the rain shield and install it according to the enclosed directions 9 1 5 Connect the wire from the top of the coil assembly in the coupler to the interior lug of the insulator bushing Ensure the wire is routed at least two inches from metal surfaces 9 1 6 Locate and install the lightning arrestor ...

Страница 124: ...SOUTHERN AVIONICS COMPANY SD Series Installation and Setup 9 4 Coupler Setup Figure 9 2 PC1000C 3 Coupler SDE33070 Rev 1 ...

Страница 125: ...F coaxial cable supplied with installation kit to the transmitter s RF output jack J50 route the other end over to the coupler and connect it to the Coupler s RF input jack 9 2 3 Antenna Lead Connect the antenna lead to the exterior lug of the insulator bushing on the coupler Ensure the lead remains at least two inches away from metal surfaces to prevent arcing 9 3 Initial Impedance Setting 9 3 1 ...

Страница 126: ...gh Figure 9 10 below Select the appropriate chart based upon antenna type and transmitter operating frequency Coarse tapping is performed by connecting a clip lead to the proper coil tap this temporary connection will be made permanent later Fine tapping is performed by setting the FINE TAP selector wire on the Coupler s bottom right terminal block TB3 in the position shown in Figure 9 3 through F...

Страница 127: ...SOUTHERN AVIONICS COMPANY SD Series Installation and Setup 9 7 Coupler Setup Figure 9 3 Mast Antenna Tuned For 190 415 kHz SDE53540 Rev 1 ...

Страница 128: ...SOUTHERN AVIONICS COMPANY SD Series Installation and Setup 9 8 Coupler Setup Figure 9 4 Mast Antenna Tuned For 415 625 kHz SDE53530 Rev 1 ...

Страница 129: ...SOUTHERN AVIONICS COMPANY SD Series Installation and Setup 9 9 Coupler Setup Figure 9 5 DPA 50 Foot Guyed Mast Antenna SDE53550 Rev 1 ...

Страница 130: ...SOUTHERN AVIONICS COMPANY SD Series Installation and Setup 9 10 Coupler Setup Figure 9 6 Symmetrical T Antenna SDE53560 Rev 1 ...

Страница 131: ...SOUTHERN AVIONICS COMPANY SD Series Installation and Setup 9 11 Coupler Setup Figure 9 7 Whip Antenna Tuned For 283 330 kHz SD107001 Rev 1 ...

Страница 132: ...SOUTHERN AVIONICS COMPANY SD Series Installation and Setup 9 12 Coupler Setup Figure 9 8 Whip Antenna Tuned For 360 600 kHz SD107001 Rev 1 ...

Страница 133: ...SOUTHERN AVIONICS COMPANY SD Series Installation and Setup 9 13 Coupler Setup Figure 9 9 Whip Antenna Tuned For 547 1290 kHz SD107001 Rev 1 ...

Страница 134: ...SOUTHERN AVIONICS COMPANY SD Series Installation and Setup 9 14 Coupler Setup Figure 9 10 Whip Antenna Tuned For 814 1700 kHz SD107001 Rev 1 ...

Страница 135: ... condition decreases with frequency For a 70 uV m field strength the range over good ground varies from approximately 60 miles at 190 KHz to 70 miles at 535 KHz with a 50 watt transmitter and approximately 80 miles at 190 KHz to 90 miles at 535 KHz with a 100 watt transmitter A Symmetrical T Antenna supported by 90 foot towers has a 85 foot vertical radiator and a 2 wire 280 foot horizontal top ha...

Страница 136: ...SOUTHERN AVIONICS COMPANY SD Series Installation and Setup 9 16 Coupler Setup This page intentionally left blank ...

Страница 137: ...verify that TX1 is set as Primary transmitter The MODE is set to CARR The OUTPUT POWER is set to Zero 0 watts into a DUMMY LOAD MONITOR is disabled 10 2 This being accomplished connect the Transmitter RF output coax to the Coupler s input RF N connector It is assumed here that the coupler control cable has already been connected to the SE Transmitter according to installation instructions 10 3 On ...

Страница 138: ...he FINE TAPS selector to the lowest setting Due to overlap it may be necessary to change the FINE TAPS selector a few positions before the inductance will be the same as it was before the Coarse Tap was changed 10 8 Set the RF Power Level to the transmitter s maximum rated level Verify the measured Forward Power level agrees with this setting Adjust the Couplers front panel Sense control countercl...

Страница 139: ... Adjust the sense adjustment potentiometer on the coupler Autotune PCB counter clockwise CCW until the Autotune motor begins to chatter then adjust it back clockwise until all chattering stops 10 15 Reduce the Output Power to 0 10 16 Turn the transmitter OFF Switch the AC and DC switch to the OFF position 10 17 Remove the coupler s RF output lead where it is attached to the coil 10 18 Remove the c...

Страница 140: ...SOUTHERN AVIONICS COMPANY SD Series Installation and Setup 10 4 10 20 Replace the Coupler s front cover panel The system may now be turned back on and placed in service at the desired power ...

Страница 141: ...ssed to approximately one half of its original thickness 11 1 3 Reinstall the Coupler s coil access panel that was removed in Step 9 1 1 11 1 4 Reinstall close the Coupler enclosure s front panel that was removed opened in Step 9 1 2 Ensure that the screws are torqued sufficiently to seal the enclosure against water and dust ingress without crushing or deforming the sealing gasket Begin by startin...

Страница 142: ...Seal layer with the final wrap spiraling UP to minimize water migration With no further adjustments required the system is now ready to be connected to the Beacon Site antenna system The user is strongly advised against attempting any system adjustments while it is connected to the Antenna system except those allowed by software Repeat these steps to seal the cut end of conduit for AC DC and Seria...

Страница 143: ...SOUTHERN AVIONICS COMPANY SD Series Installation and Setup 11 3 Closing Up The System ...

Страница 144: ... signal It is necessary since the Controller has no control over user input The Chebyshev Passband filter is designed for 300 to 3000Hz The output at 4000Hz is down more than 45 dB ensuring any out of band audio signals from the operator will not cause adjacent channel interference The Voice Detector has two functions It detects the presence of an announcement sequence and automatically attenuates...

Страница 145: ...the audio signal which is output through modulation level adjustment potentiometer R31 and C19 as VOICE_FLTR_IN A constant level output is also sent to VOICE_DETECTOR_IN Pass band Filter section VOICE_FLTR_IN is coupled into a Chebyshev active pass band filter consisting of U4 U5 and associated components Its low end 3dB roll off point is 300Hz and its high end 3dB roll off point is 3000Hz with su...

Страница 146: ...SOUTHERN AVIONICS COMPANY SE Series Installation and Setup 12 3 Optional Equipment Figure 12 1 Audio Block Diagram SDB10020 Rev B ...

Страница 147: ...SOUTHERN AVIONICS COMPANY SE Series Installation and Setup 12 4 Optional Equipment 12 2 Optional Battery Charger Figure 12 2 Optional Battery Charger SE Series Transmitter SDE33072 Rev B ...

Страница 148: ...SOUTHERN AVIONICS COMPANY SE Series Installation and Setup 12 5 Optional Equipment 12 3 Ethernet Option Figure 12 3 Ethernet Serial Server Installation Diagram SDE33073 Rev B ...

Страница 149: ...SOUTHERN AVIONICS COMPANY SE Series Installation and Setup 12 6 Optional Equipment This page intentionally left blank ...

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