operation manual ramp test set nav-402ap-3
Contents
1. 1 NNNNNNNNNNNNNND 1 G G G 0 l L la la l la 1 00 G OO N ID 1 N G N gt Q O O O OO O A 1 1 cs 1 1 gt INDEX Page 1 Sep 1 04 G Q O NS O J N G N EROFLEX THIS PAGE INTENTIONALLY LEFT BLANK INDEX Page 2 Sep 1 04 we always seeking to improve our products the information this document gives only general indication of the product capacity performance and suitability none of which shall form part of any contract We reserve the right to make design changes without notice CHINA Tel 861 10 6467 2716 Fax 861 10 6467 2821 FRANCE Tel 331 1 60 79 96 00 Fax 331 1 60 0177 69 22 HONG KONG Tel 8521 2832 7988 Fax 8521 2834 5364 SCANDINAVIA Tel 451 9614 0045 Fax 451 9614 0047 SPAIN Tel 341 91 640 11 34 Fax 341 91 640 06 40 UNITED KINGDOM Tel 441 0 1438 742200 Fax 44 0 1438 7276 Toll Free 0800 282388 UK only USA Tel 11 316 522 4981 Fax 11 316 522 1360 Toll2. 017 0 85 018 0 90 019 0 95 020 0 100 021 0 105 022 0 110 023 0 115 024 0 120 0 VOR Bearing Select Switches Table 1 SETTING ON VOR BEARING 150 Hz PHASE 1 3 1 Page 9 Sep 1 04 AEROFLEX VOR BRG 150 Hz Phase Switch Position Relative to 90 Hz 000 0 0 001 0 5 002 0 10 003 0 15 004 0 202 005 0 425 006 0 30 007 0 35 008 0 440 009 0 445 010 0 450 011 0 012 0 199 013 0 IST 014 0 015 0 016 0 viis 017 0 80 018 0 85 019 0 90 020 0 95 021 0 100 022 0 105 023 0 110 024 0 115 120 0 NOTE 120 has the same Phase Relationship as 0 therefore only 1 through 12 VOR BRG Switch positions are required 90 Hz and 150 Hz Tones Variable Phase Relationships Table 2 1 3 1 Page 10 Sep 1 04 EROFLEX OPERATION MANUAL NAV 402AP 3 SECTION 4 SHIPPING 1 SHIPPING TEST SETS 1 1 INFORMATION Aeroflex Test Sets returned to factory for calibration service or repair must be repackaged and shipped according to the following conditions AUTHORIZATION Only return products to factory after first receiving authorization from Aeroflex Customer Service Department CONTACT Aeroflex Customer Service Telephone 800 835 2350 FAX 316 524 2623 email service aeroflex com TAGGING TEST SETS All Test Sets must be tagged with Identification and address of owner Nature of ser
3. 160R 17 XXX 61666 MEI KHZ or MHZ to measure COM 25 xxx x2500 MHz 33 34 3333 MH Transmitter frequency in HF or VHF 9r bands shown the DIGITAL 41 or 42 4166 MHz Display 50 5000 MHz 58 or 59 5833 MHz 3 COM XMTR IN Connector 66 or 67 xxx x6666 MHz Connect to Transmitter output 75 7500 MHz 83 or 84 8333 MHz 4 AVG PEAK LOC XMTR Switch PEN MHZ PEAK LOC for indicating increase power during modulation as shown on the Displayed Frequency vs Actual Nominal MONITOR Meter Output Frequency in COM 8 33 kHz Mode nM Table 1 AVG for indicating only average power on the MONITOR Meter disregarding modulation 5 TONE SELECT Switch IN to measure COM Transmitter frequencies over the air through the MOD IN EXT FREQ CTR IN Connector 6 MOD IN EXT FREQ CTR IN Connector TONE SELECT Switch set to CTR IN Connect Whip Antenna for COM frequency measurements in portable operation 7 PWR BAT Switch PWR to use external ac line power through the AC IN Connector BAT to initiate operation using internal Battery power 1 2 3 Page 8 Sep 1 04 DECIBELS VOLTS WATTS DECIBELS VOLTS WATTS 40 dBw 709 V 10 00 kW 5 dBw 12 6 V 3 16 W 39 dBw 633 V 7 94 kW 4 dBw 11 2 V 2 51W 38 dBw 563 V 6 32 kW 3 dBw 10 0 V 2 00 W 37 dBw 501 V 5 00 kW 2 dBw 8 91 V 1 59 W 36 dBw 447 V 3 98 kW 1 dBw 7 95 V 1 26 W 35 dBw
4. BAT to initiate operation using internal Battery power AVG PEAK LOC XMTR Switch FREQUENCY MODE Switch set to G S FIXED PEAK LOC for simultaneous G S and LOC output 1 2 3 6 1 04 EROFLEX 3 13 COMMUNICATION OPERATION STEP 1 RECEIVER TESTS TYPICAL CONTROL SETTINGS PROCEDURE MONITOR METER FUNCTION Switch RF to verify proper leveling of internal Signal Generator on the MONITOR Meter 30 or 100 to verify or set 30 sine wave modulation tone on the MONITOR Meter COUNTER MODE Switch GEN to read out the Signal Generator frequency on the DIGITAL Display when operating in fixed FIXED or variable VAR modes FREQUENCY MODE Switch COM FIXED is mandatory in ramp operation and is used on bench for a stable channel center frequency COM 25 KHz to check COM Receiver channels Set VAR FREQ Controls as desired from 118 000 to 156 000 MHz in 25 KHz steps COM 8 33 KHz to check COM Receiver channels Set VAR FREQ Controls as desired from 118 000 to 156 000 MHz in 8 33 kHz steps 1 2 3 Table 1 VAR FREQ Controls FREQUENCY MODE Switches set to COM 25 KHz or COM 8 33 KHz Use as needed to change COM frequency in 25 kHz steps or 8 33 kHz steps as determined by the frequency mode Switch TUNE Control Adjust until TUNE Indicator stops illuminating indicating Signal Generator is in the fine tune range FINE TUNE Switch Press and adjust TUNE Control until MONITOR Mete
5. COUNTER MODE Switch 8 METER BEARING CENTER Adjust 9 VAR FREQ Controls 10 TUNE Indicator 11 TUNE Control 12 OUTPUT ATTENUATOR Control 13 FINE TUNE Switch 14 RF OUT Connector 15 COM XMTR IN Connector 16 AVG PEAK LOC XMTR ON Switch 17 90 150 Hz VAR PHASE Switch 18 G S CENTER Adjust 19 G S VAR DDM Control 20 TONE SELECT Switch 21 MOD IN EXT FREQ CTR IN Connector 22 LOC CENTER Adjust 23 LOC VAR DDM DDM SWEEP AMPLITUDE Control 24 9 96 kHz REF LEVEL Control 25 30 Hz VAR LEVEL Control 26 LOC DDM SWEEP Switch 27 PWR BAT Switch 28 MASTER MOD LEVEL Control 29 POWER ON Indicator 30 VOR BRG SELECT Switches 31 VOR BRG TO FROM Switch 32 NAV TONE OUT Connector 33 SIG GEN DEMOD Connector 34 PWR MON DEMOD Connector 35 FUSES 36 VOLTAGE SELECT Switch 37 AC IN Connector 38 OPERATION MANUAL NAV 402AP 3 CONTROLS CONNECTORS AND INDICATORS IN ALPHABETICAL ORDER 30 Hz VAR LEVEL Control 26 90 150 Hz VAR PHASE Switch 18 9 96 kHz REF LEVEL Control 25 AC IN Connector 38 AVG PEAK LOC XMTR ON Switch 17 COM XMTR IN Connector 16 COUNTER MODE Switch 8 CRYSTAL HI LO Switch 7 DIGITAL Display 4 FINE TUNE Switch 14 FREQUENCY MODE Switch 5 FUSES 36 G S CENTER Adjust 19 G S DDM Control 6 G S VAR DDM Control 20 LOC CENTER Adjust 23 LOC DDM Control 3 LOC DDM SWEEP Switch 27 LOC VAR DDM DDM SWEEP AMPLITUDE Control 24 MASTER MOD LEVEL Control 29 METER BEARING CENTER Adjust 9 MOD IN EXT FREQ CTR IN Connector 22 MONITOR Meter 1 MONITOR ME
6. 1 1 1 through 2 Sep 1 04 1 2 1 1 through 4 Sep 1 04 1 2 2 1 through 8 Sep 1 04 1 2 3 1 through 12 1 04 1 3 1 1 through 10 1 04 1 4 1 1 through 2 Sep 1 04 1 5 1 1 through 2 Sep 1 04 Appendix A 1 through 2 Sep 1 04 Appendix B 1 through 2 Sep 1 04 Appendix C 1 through 2 Sep 1 04 Index 1 through 2 Sep 1 04 LIST OF EFFECTIVE PAGES Page 1 Sep 1 04 THIS PAGE INTENTIONALLY LEFT BLANK LIST OF EFFECTIVE PAGES 2 Sep 1 04 TABLE OF CONTENTS Title Title Copyright Page Statements Safety Page List of Effective Pages Table of Contents Introduction Chapter 1 Section 1 Description Section 2 Operation Section 3 Specifications Section 4 Shipping Section 5 Storage Appendix Table of I O Connectors Chapter Section Appendix Metric British Imperial Conversion Table with Nautical Distance Conversions Appendix Abbreviations Index TABLE OF CONTENTS Page 1 Sep 1 04 THIS PAGE INTENTIONALLY LEFT BLANK TABLE OF CONTENTS Page 2 Sep 1 04 INTRODUCTION NAV 402AP 3 TEST SET This manual contains NAV 402AP 3 operating instructions for Marker 6 5 VOR LOC COMM and Auto Pilot systems It is strongly recommended that personnel be thoroughly familiar with the contents of this manual before attempting to operate this equipment
7. 100 to verify or set 40 modulation of each modulating tone and set course centering on the MONITOR Meter COUNTER MODE Switch GEN to read out the Signal Generator frequency on the DIGITAL Display when operating in fixed FIXED or variable VAR modes FREQUENCY MODE Switch G S FIXED is mandatory in ramp operation and is used on bench for a fixed channel center frequency G S VAR to check all channel bench operation Set VAR FREQ Controls to select the desired channel in 50 kHz steps CRYSTAL HI LO Switch FREQUENCY MODE Switch set to G S FIXED HI for 334 7 MHz output LO for 329 6 MHz RF output TUNE Control Adjust until TUNE Indicator stops illuminating indicating Signal Generator is in the fine tune range FINE TUNE switch Press and adjust TUNE Control until MONITOR Meter indicates least deflection from left OUTPUT ATTENUATOR Control Use as needed to establish Receiver sensitivities RF OUT Connector Connect to Receiver Antenna Connector or attach Antenna in ramp operation OPERATION MANUAL NAV 402AP 3 STEP PROCEDURE 9 G S DDM Control 10 11 12 13 Use steps for precise amounts of deflection and flag tests G S VAR DDM Control Use to check Auto pilot Servos meter stickiness etc MASTER MOD LEVEL Control Set to CAL for 40 each course tone or variable from 396 to 7596 PWR BAT Switch to use external ac line power through the AC IN Connector
8. 399 V 3 16 kW 30 dBm 7 09 V 1 00 W 34 dBw 355 V 2 51 kW 29 dBm 6 33 V 794 mW 33 dBw 317 V 2 00 kW 28 dBm 5 68 V 632 mW 32 dBw 282 V 1 59 kW 27 dBm 5 01 V 500 mW 31 dBw 252 V 1 26 kW 26 dBm 4 47 V 398 mW 30 dBw 224 V 1 00 kW 25 dBm 3 99 V 316 mW 29 dBw 200 V 794 W 24 dBm 3 55 V 251 mW 28 dBw 178 V 632 W 23 dBm 3 17 V 200 mW 27 dBw 159 V 500W 22 dBm 2 82 V 159 mW 26 dBw 141 V 398 W 21 dBm 2 52 V 126 mW 25 dBw 126 V 316 W 20 dBm 2 24 V 100 mW 24 dBw 112 V 251W 19 dBm 2 00 V 79 4 mW 23 dBw 100 V 200W 18 dBm 1 78 V 63 2 mW 22 dBw 89 1 V 159 W 17 dBm 1 59 V 50 0 mW 21 dBw 79 5 V 126 W 16 dBm 1 41 V 39 8 mW 20 dBw 70 9 V 100 W 15 dBm 1 26 V 31 6 mW 19 dBw 63 3 V 79 4 W 14 dBm 1 12 V 25 1 mW 18 dBw 56 3 V 63 2 W 13 dBm 1 00 V 20 0 mW 17 dBw 50 1 V 50 0W 12 dBm 891 mV 15 9 mW 16 dBw 44 7 V 39 8 W 11 dBm 795 mV 12 6 mW 15 dBw 39 9 V 31 6 W 10 dBm 709 mV 10 0 mW 14 dBw 35 5 V 25 1 9 dBm 633 mV 7 94 mW 13 dBw 31 7 V 20 0 W 8 dBm 563 mV 6 32 mW 12 dBw 28 2 V 15 9 W 7 dBm 501 mV 5 00 mW 11 dBw 25 2 V 12 6 W 6 dBm 447 mV 3 98 mW 10 dBw 22 4 V 10 0 W 5 dBm 399 3 16 mW 9 dBw 20 0 V 7 94 W 4 dBm 355 mV 2 51 mW 8 dBw 17 8 V 6 32 W 3 dBm 317 mV 2 00 mW 7 dBw 15 9 V 5 00 W 2 dBm 282 mV 1 59 mW 6 dBw 14 1 V 3 98 W 1 dBm 252 mV 1 26 mW Correspondence Chart for Decibels Volts and Watts Table 2 1 2 3 Page 9 Sep 1 04 DECIBELS VOLTS WATTS DECIBE
9. POSSIBLE DAMAGE TO ELECTRONIC CIRCUITS STEP PROCEDURE 1 Clean front panel buttons and display face with soft lint free cloth If dirt is difficult to remove dampen cloth with water and a mild liquid detergent 2 Remove grease fungus and ground in dirt from surfaces with soft lint free cloth dampened with isopropyl alcohol 3 Remove dust and dirt from connectors with soft bristled brush 4 Cover unused connectors with suitable dust covers to prevent tarnishing of connector contacts 5 Clean cables with soft lint free cloth 6 Paint exposed metal surface to avoid corrosion 1 2 1 Page 3 Sep 1 04 THIS PAGE INTENTIONALLY LEFT BLANK 1 2 1 Page 4 Sep 1 04 2 CONTROLS CONNECTORS AND INDICATORS 0 VAR VOR VAR VOR FIXED 996 KHz 304 VAR 6 OU UTPUT Or 00920001 PWR OUT DEMOD 1 0 110VAC 0 5 amp 220VAC E 00920002 NAV 402A 3 Front and Rear Panels Figure 2 1 2 2 Page 1 Sep 1 04 EROFLEX CONTROLS CONNECTORS AND INDICATORS IN NUMERIC ORDER MONITOR Meter 1 MONITOR METER FUNCTION Switch 2 LOC DDM Control 3 DIGITAL Display 4 FREQUENCY MODE Switch 5 G S DDM Control 6 CRYSTAL HI LO Switch 7
10. battery and built in charging system permit completely portable operation for up to 2 hours continuous duty Any time the Test Set is plugged to an ac line the battery is being charged In battery operation an automatic timer turns the Test Set off after 6 to 10 minutes The Test Set can be recycled by pressing the PWR BAT Switch to the BAT position 1 1 1 Page 1 Sep 1 04 AEROFLEX THIS PAGE INTENTIONALLY LEFT BLANK 1 1 1 2 Sep 1 04 AEROFLEX OPERATION MANUAL NAV 402AP 3 SECTION 2 OPERATION 1 INSTALLATION 1 1 GENERAL The Test Set is powered by an internal battery The Test Set contains a battery charging circuit which enables the operator to recharge the battery when connected to ac power NOTE The Test Set can operate continuously on ac power for servicing and or bench tests Refer to 1 2 2 Figure 2 for location of controls connectors or indicators 1 2 BATTERY OPERATION The internal battery NICAD is equipped to power the Test Set for two hours of continuous use after which time the Test Set battery needs recharging The 0 to 30 scale displays battery voltage Normal battery charged condition is indicated as 15 V or greater Less than 12 5 V indicates a discharged battery An automatic low voltage cutoff circuit turns the Test Set OFF when the battery voltage drops under 12 5 V The Test Set contains an automatic time out to conserve power An automatic timer turns the T
11. equipment the Chassis Assembly must remain installed in the Case Assembly Battery replacement must only be performed by qualified service technicians 1 4 4 CAUTION and WARNING Labels Exercise extreme care when performing operations preceded by a CAUTION or WARNING label CAUTION labels appear where possibility of damage to equipment exists WARNING labels denote conditions where bodily injury or death may result 1 2 1 Page 1 Sep 1 04 AEROFLEX 1 5 AC POWER REQUIREMENTS The Test Set operates over a voltage range of 100 to 120 VAC at 60 Hz or 220 to 240 VAC at 50 Hz according to VOLTAGE SELECT Switch setting The specified fuse ratings are listed in 1 2 1 Table 1 CAUTION FOR CONTINUOUS PROTECTION AGAINST FIRE REPLACE ONLY WITH FUSES OF THE SPECIFIED VOLTAGE AND CURRENT RATINGS INPUT VOLTAGE F1 AND F2 FUSES 100 to 120 VAC 1 0 A 250 V Fast Blo Type F Aeroflex 5106 4501 000 1 2in AGC Glass 220 to 240 VAC 0 5 A 250 V Fast Blo Type F Aeroflex 5106 0000 016 1 2in AGC Glass Specified Fuse Ratings Table 1 1 6 FCC REQUIREMENTS The Test Set is prohibited from use in VAR variable frequency modes during ramp use Any test signals radiated from the antenna must be fixed frequencies The Test Set is prohibited from externally modulating any band during ramp use This includes microphones audio generators etc OPERATION MANUAL NAV 402AP 3 1 7 BATTERY RECHARGING Refe
12. 000 Hz MASTER MOD LEVEL Control Set to CAL for 95 or variable from 3 to 96 10 PWR BAT Switch PWR to use external ac line power through the AC IN Connector BAT to initiate operation using internal battery 1 2 3 Page 3 Sep 1 04 AEROFLEX 3 10 VOR OPERATION STEP TYPICAL CONTROL SETTINGS PROCEDURE 1 MONITOR METER FUNCTION Switch RF to verify proper leveling of internal Signal Generator on the MONITOR Meter 30 or 100 to verify or set 30 modulation of each VOR modulating tone BRG to verify operation of bearing signal at 90 internally COUNTER MODE Switch GEN to read out the Signal Generator frequency on the DIGITAL Display when operating in fixed FIXED or variable VAR modes FREQUENCY MODE Switch VOR FIXED is mandatory in ramp operation and is used on bench for a fixed channel center frequency VOR VAR to check all channel bench operation Set VAR FREQ Controls to select the desired channel in 25 kHz steps TUNE Control Adjust until TUNE Indicator stops illuminating indicating Signal Generator is in the fine tune range FINE TUNE Switch Press and adjust TUNE Control until MONITOR Meter indicates least deflection from left OUTPUT ATTENUATOR Control Use as needed to establish Receiver sensitivities RF OUT Connector Connect to Receiver Antenna Connector or attach Antenna in ramp operation TONE SELECT Switch Select desired tone 1020 Iden
13. 250 mW 24 dBm 100 W to 10 W 3 full scale 5 of reading Continuous 5 minutes on 50 Duty Cycle 1 minute on 20 Duty Cycle 0 5 minute on 10 Duty Cycle 1 3 1 Page 7 Sep 1 04 EROFLEX 1 9 BATTERY LEVEL MONITOR Range Accuracy 1 10 BEARING MONITOR Range 1 11 BATTERY Type Duration 1 12 AC POWER Input Range Power Consumption Fuse Requirements 100 to 120 VAC 220 to 240 VAC Mains Supply Voltage Fluctuations Transient Overvoltages 1 13 ENVIRONMENTAL Use Altitude Temperature Relative Humidity OPERATION MANUAL NAV 402AP 3 0 to 30 V 5 of reading 0 5 0 at meter center 2 0 AH NiCad 1 5 Hours Continuous 100 to 120 60 Hz 220 to 240 50 Hz 38 Maximum 28 W Nominal at 115 22 W Nominal at 230 1 0 250 V 0 5 250 lt 10 of the nominal voltage According to Installation Category II Pollution Degree 2 lt 4000 meters 13 124 feet 5 to 40 C 41 F to 104 F lt 80 for temperatures up to 31 88 F decreasing linearly to 50 at 40 C 104 1 3 1 8 1 04 JEROFLEX SELECT SWITCHES RELATIVE TO 90 Hz 000 0 0 001 0 5 002 0 10 003 0 15 004 0 20 005 0 25 006 0 30 007 0 35 008 0 40 009 0 45 010 0 50 011 0 55 012 0 60 013 0 65 014 0 70 015 0 75 016 0 80
14. 5 kHz 118 to 156 MHz in 25 kHz steps COM 8 33 kHz 118 to 156 MHz in 8 33 kHz steps Frequency Accuracy 3 ppm Temperature Stability 1 ppm Aging 1 ppm Setability 1 ppm Harmonics gt 15 dBc Output Level 30 dBm gt 70 dBc at 50 kHz Output Level 30 dBm 300 Hz Resolution Bandwidth 10 Hz Video Filter Broadband Noise Auxiliary Localizer Transmitter Output Level 18 dBm typical independent of Output Attenuator setting 108 1 and 110 5 MHz 0 005 Frequency Frequency Accuracy 1 3 1 Page 1 Sep 1 04 AEROFLEX 1 2 MARKER MODE Marker Tone Frequency Accuracy 1020 Hz 1 400 2 1 1300 Hz 1 3000 Hz 1 Marker Tone Demod Distortion 9960 Hz Reference Level set to min 1020 Hz lt 2 5 400 Hz lt 2 5 1300 Hz lt 2 5 3000 Hz lt 2 5 Modulation CAL 95 AM 5 for each tone Variable 3 to 96 AM External CAL 95 AM typical 10 Hz to 20 kHz 5 Vp p input External Variable 3 to 96 AM typical 10 Hz to 20 kHz 5 Vp p input 1 3 1 Page 2 Sep 1 04 AEROFLEX 1 3 VOR MODE VOR Tone Frequency Accuracy 30 Hz Reference 0 02 30 Hz Variable 0 02 9960 Hz 0 02 1020 Hz 1 VOR Tone Demod Distortion 30 Hz Variable lt 2 1020 Hz lt 2 5 AM Modulation CAL 30 AM 2 for each tone Variable 3 to 55 AM External CAL 30 AM typical 10 Hz to 20 kHz 5 Vp p input External Variable 3 to 55 AM typical 10 Hz to 20
15. Bm 316 pW 31 dBm 6 33 mV 1 00 uW 66 dBm 126 251 pW 32 5 63 794 nW 67 dBm 112 200 pW 33 dBm 5 01 mV 632 nW 68 dBm 100 159 pW 34 dBm 4 47 mV 500 59 69 dBm 89 1 uV 126 pW 398 nW Correspondence Chart for Decibels Volts and Watts Table 2 cont 1 2 3 Page 10 Sep 1 04 DECIBELS VOLTS WATTS 70 70 9 uV 100 pW 71 dBm 63 3 uV 79 4 pW 72 dBm 56 3 uV 63 2 pW 73 dBm 50 1 uV 50 0 pW 74 dBm 44 7 uV 39 8 pW 76 dBm 35 5 uV 25 1 pW 77 dBm 31 7 uV 20 0 pW 78 dBm 28 2 15 9 79 dBm 25 2 uV 12 6 80 dBm 22 4 10 0 pW 81 dBm 20 0 uV 7 94 pW 82 dBm 6 32 pW 83 dBm 5 00 pW 84 dBm 3 98 pW 14 1 uV 85 dBm 3 16 pW 86 dBm 12 6 uV 2 51 pW 87 dBm 11 2 2 00 pW 88 dBm 10 0 uV 1 59 pW 89 dBm 8 91 uV 1 26 pW 7 95 uV Correspondence Chart for Decibels Volts and Watts Table 2 cont 1 2 3 11 1 04 EROFLEX LOCALIZER TONE DIFFERENCE VALUES MODULATION 90 Hz 150 Hz 20 00 20 00 15 35 24 65 12 25 27 75 10 00 30 00 0 00 40 00 DDM 0 0 093 0 155 0 200 0 4 DECIBELS 0 4 114 7 102 9 542 Infinity OPERATION MANUAL NAV 402AP 3 COURSE DEVIATION INDICATOR DEFLECTION Centered Standard Full Scale gt Full Scale Full One Tone Delete Other uA 0 90 150 194 387 NOTE Standard CDI Deflection 60 of Full Scale Linear
16. D IN 1 3 1 TABLE 2 INPUT POWER VERSUS TIME LIMITS Provides an input to the MONITOR Meter Allows for power and frequency measurements when connected to a COM Transmitter using a 50 Q cable When the MONITOR METER FUNCTION Switch is set to 10W or 100W the MONITOR METER indicates COM Transmitter power either peak AVG PEAK LOC XMTR ON Switch set to PEAK LOC or average AVG PEAK LOC XMTR ON Switch set to AVG The Test Set connects an internal 25 dB attenuator in series with the power monitor circuit When the COUNTER MODE Switch is set to HZ KHZ KHZ or MHZ the DIGITAL Display indicates COM Transmitter frequency 1 2 2 Page 5 Sep 1 04 ITEM 17 18 AEROFLEX OPERATION MANUAL NAV 402AP 3 DESCRIPTION ITEM DESCRIPTION AVG PEAK LOC XMTR ON Switch 19 G S CENTER Selects power meter function displayed on MONITOR Meter when MONITOR METER FUNCTION Switch is set to 10W or 100W 20 PEAK sets the MONITOR Meter to display peak power amplitude of a COM Transmitter with modulation applied PEAK also provides Localizer Transmitter output simultaneously with the Glide Slope signal when the FREQUENCY MODE Switch is set to G S FIXED for 21 checking Autopilots or Course Computers AVG sets the MONITOR Meter displaying the average RF power of a COM Transmitter and disregards power changes due to proper modulation 90 150 Hz VAR PHASE 9 Switch Varies the phase of th
17. DDM SWEEP Switch set to AL S or AR Sets the maximum DDM deflection sweep amplitude from O to 30 uA 0 0155 for automatic LOC DDM sweep 9 96 kHz REF LEVEL Control Adjusts modulation percentage of the 9 96 kHz VAR tone part of VOR composite signal from 0 to 30 The 9 96 kHz VAR LEVEL Control outside larger knob reaches 30 when turned 29 past 30 to the stop 30 Hz VAR LEVEL Control Adjusts modulation percentage of the 30 Hz VAR tone part of VOR composite signal from 0 to 30 The 30 Hz VAR LEVEL Control inside smaller knob reaches 30 when turned past 30 to the stop LOC DDM SWEEP Switch Sets the Localizer sweep mode allows manual sweep or variable DDM adjusted by LOC VAR DDM DDM SWEEP AMPLITUDE Control arm right or AL arm left initializes internal sweep circuit to 0 DDM and determines initial sweep direction prior to selecting sweep mode S 9 Sinitiates automatic LOC DDM sweep beginning at 0 DDM and deflecting to the direction according to the prior arming setting AR or AL The Sweep continues to the maximum pointer deflection determined by the LOC VAR DDM DDM SWEEP AMPLITUDE Control setting The Sweep reverses and continues to the maximum pointer deflection in the other direction The sweep is symmetrical relative to 0 DDM PWR BAT Switch Two position switch controls power to the Test Set PWR connects Test Set to ac line power connected to AC IN Conn
18. Free 800 835 2352 US only Our passion for performance is defined by three attributes represented by these three icons solution minded performance driven customer focused
19. K LOC XMTR ON Switch is set to PEAK LOC COUNTER MODE Switch Selects signal source to be counted and shown on the DIGITAL Display GEN measures and display internal Signal Generator frequency 9 HZ 1 Hz resolution KHZ 10 Hz resolution KHZ 100 Hz resolution and MHZ 1 kHz resolution measures and displays COM Transmitter frequency connected to COM XMTR IN Connector or external signal frequency connected to MOD IN EXT FREQ CTR IN Connector BRG measures and displays digital bearing circuit output to verify bearing set by VOR BRG SELECT Switches In the BRG position the bearing monitor circuits also check VOR modulation for correct operation at 90 METER BEARING CENTER Adjust Used to center the MONITOR Meter when the MONITOR METER FUNCTION Switch is set to BRG and the COUNTER MODE Switch is set to any position except BRG The METER BEARING CENTER Adjust sets a reference level in the internal bearing check operation 1 2 2 4 Sep 1 04 ITEM 10 11 12 13 14 EROFLEX OPERATION MANUAL NAV 402AP 3 DESCRIPTION ITEM DESCRIPTION VAR FREQ Controls 15 RF OUT Connector Coarse and fine controls manually channel sweep the internal Signal Generator frequency when the FREQUENCY MODE Switch is in a VAR position Clockwise rotation increases the frequency TUNE Indicator Indicates a tuned Signal Generator The TUNE Indicator stops illuminating when the Signal Generator is
20. LS VOLTS WATTS 0 dBm 224 mV 1 00 mW 35 dBm 3 99 316 nW 1 dBm 200 mV 794 uW 36 dBm 3 55 mV 251 nW 2 dBm 178 632 uW 37 dBm 3 17 200 nW 3 dBm 159 500 uW 38 dBm 2 82 mV 159 nW 4 dBm 141 mV 398 uW 39 dBm 2 52 mV 126 nW 5 dBm 126 mV 316 uW 40 dBm 2 24 mV 100 nW 6 dBm 112 251 uW 41 2 00 mV 79 4 nW 7 dBm 100 200 uW 42 1 78 mV 63 2 nW 8 dBm 89 159 uW 43 dBm 1 59 mV 50 0 nW 9 dBm 79 mV 126 uW 44 dBm 1 41 mV 39 8 nW 10 dBm 70 9 mV 100 uW 45 dBm 1 26 mV 31 6 nW 11 dBm 63 3 mV 79 4 uW 46 dBm 1 12 mV 25 1 nW 12 dBm 56 3 mV 63 2 uW 47 dBm 1 00 mV 20 0 nw 13 dBm 50 1 mV 48 dBm 891 uV 15 9 nW 14 dBm 44 7 mV 49 dBm 795 uV 12 6 nW 39 8 uW 15 dBm 39 9 mV 50 dBm 709 uV 10 0 nW 16 dBm 35 5 mV 31 6 QW 51 dBm 633 uV 7 94 nW 17 dBm 81 7 mV 52 dBm 563 uV 6 32 nW 18 dBm 28 2 mV 20 0 uW 53 dBm 501 uv 5 00 nW 19 dBm 25 2 15 9 yW 54 dBm 447 3 98 nW 12 6 uW 20 22 4 mV 55 dBm 399 uv 3 16 nW 21 dBm 20 0 mV 10 0 56 dBm 355 2 51 nW 22 dBm 17 8 mV 7 94 57 dBm 317 2 00 nW 23 dBm 15 9 6 32 58 dBm 282 uV 1 59 nW 24 dBm 14 1 5 00 uW 59 dBm 252 uv 1 26 nW 3 98 uW 25 dBm 12 6 mV 60 dBm 1 00 nW 26 dBm 11 2 3 16 uW 61 dBm 25 794 pW 27 10 0 2 51 uW 62 632 pW 28 dBm 8 9 2 00 uW 63 dBm 178 BV 500 pW 29 dBm 7 95 mV 1 59 uW 64 dBm 398 pW 141 1 26 uW 30 dBm 7 09 65 d
21. MENTATION MAY IMPAIR THE SAFETY PROTECTION PROVIDED BY THE EQUIPMENT CASE COVER OR PANEL REMOVAL Removing the Chassis Assembly from the Case Assembly exposes the operator to electrical hazards that can result in electrical shock or equipment damage Do not operate this Test Set with the Chassis Assembly removed from the Case Assembly SAFETY IDENTIFICATION IN TECHNICAL MANUAL This manual uses the following terms to draw attention to possible safety hazards that may exist when operating this equipment CAUTION THIS TERM IDENTIFIES CONDITIONS OR ACTIVITIES THAT IF IGNORED CAN RESULT IN EQUIPMENT OR PROPERTY DAMAGE E G FIRE WARNING THIS TERM IDENTIFIES CONDITIONS OR ACTIVITIES THAT IF IGNORED CAN RESULT IN PERSONAL INJURY OR DEATH SAFETY SYMBOLS IN MANUALS AND ON UNITS CAUTION THIS SYMBOL REFERS TO SPECIFIC CAUTIONS REPRESENTED ON THE UNIT AND CLARIFIED IN THE TEXT AC OR DC TERMINAL TERMINAL THAT MAY SUPPLY OR BE SUPPLIED WITH AC OR DC VOLTAGE DC TERMINAL TERMINAL THAT MAY SUPPLY OR BE SUPPLIED WITH DC VOLTAGE E ps Ny AC TERMINAL TERMINAL THAT MAY SUPPLY OR BE SUPPLIED WITH AC OR ALTERNATING VOLTAGE SWITCH ON OFF PUSH PUSH POWER TO THE IS CONNECTED OR DISCONNECTED OFF EQUIPMENT GROUNDING PRECAUTION Improper grounding of equipment can result in electrical shock USE OF PROBES Check specifications for the maximum voltage current and power ratings of any connector on the Test Se
22. Movement NOTE Deflections in uA apply to Indicators with Full Scale Deflection Current of 150 uA Correspondence Chart for 90 Hz and 150 Hz Tones LOC Table 3 GLIDE SLOPE TONE DIFFERENCE VALUES COURSE DEVIATION INDICATOR e MODULATION 90 Hz 150 Hz DDM DECIBELS DEFLECTION uA 40 00 40 00 0 0 Centered 0 35 45 44 55 0 091 1 988 Standard 78 31 25 48 75 0 175 3 622 Full Scale 150 20 00 60 00 0 400 9 542 gt Full Scale 343 0 00 80 00 0 8 Infinity Full One Tone Delete Other 686 NOTE Standard G S Indicator Deflection 53 of Full Scale Linear Movement NOTE Deflections in uA apply to Indicators with Full Scale Deflection Current of 150 uA Correspondence Chart for 90 Hz and 150 Hz Tones G S Table 4 1 2 3 Page 12 Sep 1 04 OPERATION MANUAL NAV 402AP 3 EROFLEX SECTION 3 SPECIFICATIONS 1 NAV 402AP 3 SPECIFICATIONS NOTE 15 minute warm up period is required for all specifications 1 1 RF OUTPUT Continuously variable from 7 to 110 dBm 3 dB from 30 to 110 dBm Output Level Range Output Level Accuracy Output Frequency MKR FIXED 75 MHz MKR VAR 72 to 78 MHz in 25 kHz steps VOR FIXED LO 108 MHz VOR FIXED HI 112 8 MHz VOR VAR 107 to 120 MHz in 25 kHz steps LOC FIXED 108 1 MHz LOC VAR 107 to 120 MHz in 25 kHz steps G S FIXED LO 329 6 MHz G S FIXED HI 334 7 MHz G S VAR 327 to 337 MHz in 50 kHz steps COM FIXED 126 9 MHz COM 2
23. N With the TONE SELECT Switch in the CTR IN position the Test Set Counter may be utilized as a general utility Counter Frequencies from 1 to 300 MHz be measured The Counter Mode Switch can be used in any of the four time base positions Hz kHz KHz or MHz 3 7 BATTERY PARAMETERS The battery permits completely portable ramp operation for up to two hours In battery operation an automatic timer turns the Test Set OFF after 6 to 10 minutes The Test Set can be recycled by pressing the PWR BAT Switch to the BAT position With the MONITOR METER FUNCTION switch in the BAT position the MONITOR meter 0 to 30 scale displays battery voltage Normal battery charged condition is indicated as 215 V or greater Battery voltage 12 5 V indicates a discharged battery An automatic low voltage cutoff circuit turns the Test Set OFF when the battery voltage drops under 12 5 V NOTE f the Test Set is used only for bench operation the battery can lose storage ability The Test Set should be periodically operated on battery power to allow the battery to partially discharge OPERATION MANUAL NAV 402AP 3 3 8 OPERATE LOC AND G S SIMULTANEOUSLY To operate the LOC and G S outputs simultaneously Adjust all controls for normal G S operation G S FIXED mode only The Output Attenuator varies the RF level of the G S signal and G S DDM controls vary the DDM of the G S signal Select LOC with the AVG PEAK LOC XMTR O
24. N Switch to activate a separate Localizer generator in the Test Set This generator output is combined with the G S output at the RF Output Connector at the fixed level of 18 dBm approx LOC DDM Controls vary the DDM of the Localizer signal 1 2 3 2 1 04 3 9 STEP EROFLEX MARKER OPERATION TYPICAL CONTROL SETTINGS PROCEDURE OPERATION MANUAL NAV 402AP 3 STEP PROCEDURE 1 MONITOR METER FUNCTION Switch RF to verify proper leveling of internal Signal Generator on the MONITOR Meter 100 to verify 95 modulation of Signal Generator on the MONITOR Meter FREQUENCY MODE Switch MKR FIXED is mandatory in ramp operation and is used on bench for standard Marker center frequency MKR VAR Set VAR FREQ Controls to select the desired channel in 25 kHz steps COUNTER MODE Switch GEN to read out the Signal Generator frequency on the DIGITAL Display when operating in fixed FIXED or variable VAR modes TUNE Control Adjust until TUNE Indicator stops illuminating indicating Signal Generator is in the fine tune range FINE TUNE Switch Press and adjust TUNE Control until MONITOR Meter indicates least deflection from left OUTPUT ATTENUATOR Control Use as needed to establish Receiver sensitivities RF OUT Connector Connect to Receiver Antenna Connector or attach Antenna in ramp operation TONE SELECT Switch Select desired tone 1020 Ident tone 400 1300 or 3
25. OD IN EXT FREQ CTR IN Connector input to the Counter active with COUNTER MODE Switch set to HZ KHZ KHZ or MHZ MOD IN applies the MOD IN EXT FREQ CTR IN Connector modulation to the Signal Generator 9 1020 applies 1020 Hz modulation to the frequency band except G S set by FREQUENCY MODE Switch 400 applies 400 Hz modulation to the frequency band except G S set by FREQUENCY MODE Switch 9 1300 applies 1300 Hz modulation to the frequency band except G S set by FREQUENCY MODE Switch 3000 applies 3000 Hz modulation to the frequency band except G S set by FREQUENCY MODE Switch MOD IN EXT FREQ CTR IN Connector Provides an input for external modulation to the internal Signal Generator or a 1 to 300 MHz signal to the internal digital Counter as selected by the TONE SELECT Switch 1 2 2 Page 6 Sep 1 04 ITEM 23 24 25 26 27 AEROFLEX OPERATION MANUAL NAV 402AP 3 DESCRIPTION ITEM DESCRIPTION LOC CENTER Adjust 27 LOC DDM SWEEP Switch cont Varies the amplitude of the 90 Hz tone and controls exact course centering for Localizer modulation LOC VAR DDM DDM SWEEP AMPLITUDE Control Controls variable Localizer DDM DDM sweep amplitude when the LOC DDM Control is set to and according to LOC DDM SWEEP Switch setting LOC DDM SWEEP Switch set to O Continuously varies LOC pointer 28 deflection from ccw 0 4 DDM left through 0 DDM to cw 0 4 DDM right LOC
26. Out 0 005 5 of Setting At RF Output Variable DDM 0 8 DDM Phase Shift 90 and 150 Hz tones phase locked to 5 times VOR Bearing Select switch setting refer to 1 3 1 Table 1 1 3 1 Page 5 Sep 1 04 AEROFLEX 1 6 Tone Frequency 1020 Hz 1 400 2 1 1300 Hz 1 3000 Hz 1 COM Tone Demod Distortion 9960 Hz Reference Level set to min 1020 Hz lt 2 5 400 Hz lt 2 5 1300 Hz lt 2 5 3000 Hz lt 2 5 Modulation CAL 30 AM 2 for each tone Variable 3 to 55 AM External Mod CAL 30 AM typical 10 Hz to 20 kHz 5 Vp p input External Mod Variable 3 to 55 AM typical 10 Hz to 20 kHz 5 Vp p input 1 3 1 Page 6 Sep 1 04 EROFLEX CAUTION OPERATION MANUAL NAV 402AP 3 MAXIMUM INPUT POWER TO COUNTER IS LIMITED TO 250 mW OR 24 dBm EXCEEDING THESE LIMITS MAY DAMAGE THE TEST SET 1 7 EXTERNAL FREQUENCY COUNTER Frequency Range Hz kHz kHz MHz Resolution Hz kHz 1 to 10 MHz Range kHz 10 to 300 MHz Range MHz Accuracy Sensitivity 10 MHz 200 MHz 300 MHz Impedance Maximum Input Level 1 8 POWER METER Range Accuracy Duty Cycle lt 20 W gt 20 W to 40 W gt 40 W to 80 W gt 80 W to 100 W 1 to 10 MHz 10 to 300 MHz 1 Hz 10 Hz 100 Hz 1 kHz 0 002 Typically 0 0005 0 08 Vrms 9 dBm 0 15 Vrms 3 dBm 0 23 Vrms 0 dBm 50 AC terminated lt
27. Refer all servicing of unit to qualified technical personnel ORGANIZATION This manual is divided into the following Chapters and Sections CHAPTER Section 1 Section 2 Section 3 Section 4 Section 5 OPERATION DESCRIPTION description of the NAV 402AP 3 OPERATION installation controls connectors and indicators and general operating procedures SPECIFICATIONS SHIPPING STORAGE INTRODUCTION Page 1 Sep 1 04 THIS PAGE INTENTIONALLY LEFT BLANK INTRODUCTION 2 Sep 1 04 CHAPTER ONE NAV 402AP 3 TEST SET OPERATION MANUAL TABLE OF CONTENTS Title Chapter Section Subject Page SECTION 1 DESCRIPTION 1 General Description and Capabilities 1 1 Description 1 2 Functional Capabilities SECTION 2 OPERATION 1 Installation 1 1 General 1 2 Battery Operation 1 3 Battery Charging 1 4 Safety Precautions 1 4 1 Complying with Instructions 1 4 2 Grounding Power 1 4 3 Operating Safety 1 4 4 CAUTION and WARNING Labels AC Power Requirements FCC Requirements Battery Recharging Bench Operation External Cleaning trols Connectors And Indicators Front Panel Rear Panel neral Operating Procedures General Signals Simulated Operation CAUTIONS Ramp Operation Bench Operation Counter Operation Battery Parameters Operate LOC and G S Simultaneously Marker Operation Typical Control Settings 10 VOR Ope
28. Set from any electrical power source Disconnect and store ac power cable and other accessories with Test Set Cover Test Set to prevent dust and debris from covering and entering Test Set 1 5 1 Page 1 Sep 1 04 THIS PAGE INTENTIONALLY LEFT BLANK 1 5 1 2 Sep 1 04 EROFLEX OPERATION MANUAL NAV 402AP 3 APPENDIX A TABLE OF I O CONNECTORS CONNECTOR TYPE SIGNAL TYPE INPUT OUTPUT AC IN IEC320 ac Line Power INPUT OUT BNC RF OUTPUT COM XMTR IN BNC RF INPUT IN EXT FREQ CTR IN BNC RF AUDIO INPUT NAV TONE OUT BNC AUDIO OUTPUT SIG GEN DEMOD BNC AUDIO OUTPUT PWR MON DEMOD BNC AUDIO OUTPUT APPENDIX A Page 1 Sep 1 04 THIS PAGE INTENTIONALLY LEFT BLANK APPENDIX A Page 2 Sep 1 04 MROFLEX MANUAL APPENDIX METRIC BRITISH IMPERIAL CONVERSION TABLE WITH NAUTICAL DISTANCE CONVERSIONS TO MULTIPLY TO MULTIPLY CONVERT INTO BY CONVERT INTO BY cm feet 0 03281 meters feet 3 281 cm inches 0 3937 meters inches 39 37 feet cm 30 48 m sec ft sec 3 281 feet meters 0 3048 m sec km hr 3 6 ft sec km hr 1 097 m sec miles hr 2 237 ft sec knots 0 5921 miles feet 5280 ft sec miles hr 0 6818 miles km 1 609 ft sec cm sec 30 48 miles meters 1609 ft sec m sec 0 3048 miles nmi 0 8684 grams ounces 0 03527 miles hr ft sec 1 467 in
29. TER FUNCTION Switch 2 NAV TONE OUT Connector 33 OUTPUT ATTENUATOR Control 13 POWER ON Indicator 30 PWR BAT Switch 28 PWR MON DEMOD Connector 35 RF OUT Connector 15 SIG GEN DEMOD Connector 34 TONE SELECT Switch 21 TUNE Control 12 TUNE Indicator 11 VAR FREQ Controls 10 VOLTAGE SELECT Switch 37 VOR BRG SELECT Switches 31 VOR BRG TO FROM Switch 32 1 2 2 Page 2 Sep 1 04 EROFLEX 2 1 FRONT PANEL Refer to 1 2 2 Figure 2 ITEM DESCRIPTION OPERATION MANUAL NAV 402AP 3 DESCRIPTION 1 MONITOR Meter Provides according to MONITOR METER FUNCTION Switch selection analog indication of COM Transmitter RF power Signal Generator RF level Battery voltage percent modulation of Signal Generator or VOR bearing errors at 90 MONITOR METER FUNCTION Switch Selects MONITOR Meter function 9 10W selects 0 to 10 Watt scale bottom scale to measure COM Transmitter RF power 100W selects 0 to 100 Watt scale bottom scale X 10 to measure COM Transmitter RF power 9 indicates best Signal Generator RF level by adjusting TUNE Control with FINE TUNE Switch pressed to set MONITOR Meter to center scale selects 0 to 30 scale in volts to indicate internal Battery voltage A 215 V reading indicates a fully charged Battery A lt 12 V reading indicates a discharged Battery 30 selects 0 to 30 scale to measure modulation level of Signal Generator 100 selects 0 to 100 scale to measu
30. To buy sell rent trade in this product please click on the http www avionteg com IFR AEROFLEX NAV402AP2 MKR NAV CO AvionTEq Test with full trust www avionteq com JEROFLEX Ramp Test Set NAV 402AP 3 Operation Manual 1002 0906 200 Issue 3 OPERATION MANUAL RAMP TEST SET NAV 402AP 3 PUBLISHED BY Aeroflex COPYRIGHT Aeroflex 2004 All rights reserved No part of this publication may be reproduced stored retrieval system transmitted in any form or by any means electronic mechanical photocopying recording or otherwise without the prior permission of the publisher Original Printing Jul 2000 Issue 2 Oct 2001 Issue 3 Sep 2004 10200 West York Wichita Kansas 67215 U S A 316 522 4981 FAX 316 524 2623 Nomenclature Statement In this manual Test Set or Unit refers to the NAV 402AP 3 Marker G S VOR COMM and Auto Pilot Ramp and Bench Test Set Cable Statement For continued EMC compliance all external cables must be 3 meters or less in length THIS PAGE INTENTIONALLY LEFT BLANK SAFETY FIRST ALL OPERATIONS PERSONNEL REFER ALL SERVICING OF UNIT TO QUALIFIED TECHNICAL PERSONNEL this unit contains no operator serviceable parts WARNING USING THIS EQUIPMENT IN A MANNER NOT SPECIFIED BY THE ACCOMPANYING DOCU
31. al CAUTION WHEN OPERATING THE TEST SET IN A VERTICAL POSITION REMOVE THE LID TO PREVENT THE TEST SET FROM TIPPING OVER Refer to 1 2 2 Figure 2 for location of controls connectors and indicators 3 2 SIGNALS SIMULATED The NAV 402AP 3 is a bench and ramp test instrument for MARKER VOR ILS and COM equipment The NAV 402AP 3 simulates MARKER signals with Inner 3000 Hz Middle 1300 Hz and Outer 400 Hz tones VOR Ground Station signals are simulated by an RF signal modulated by a 30 Hz reference signal a variable 30 Hz signal and a 9960 Hz signal Localizer LOC signals are simulated by modulating RF with 90 and 150 Hz tones Glide Slope G S signals are simulated by modulating RF with 90 and 150 Hz tones COM signals are simulated by modulating RF with the 400 1300 or 3000 Hz MARKER tones or the 1020 Hz IDENT tone IDENT can also be applied to MARKER VOR or Localizer signals OPERATION MANUAL NAV 402AP 3 3 3 OPERATION CAUTIONS The NAV 402AP 3 must be used in the following frequency fixed modes during ramp use COM G S LOC VOR 3 4 RAMP OPERATION With the exception of Marker Beacon most NAV COM systems of a typical avionics package can be checked when the Test Set is placed in a vertical position in the cockpit The antenna is extended vertically 2 3 ft With the antenna on the RF Output Connector the VOR LOC and G S modes of NAV COM Receivers can be checked and indicators operated t
32. ches cm 2 54 miles hr km hr 1 609 kg pounds 2 205 miles hr knots 0 8684 kg cm psi 0 0703 nmi feet 6080 27 km feet 3281 nmi ki 1 8532 km miles 0 6214 nmi meters 1853 2 km nmi 0 5396 nmi miles 1 1516 km hr ft sec 0 9113 ounces grams 28 34953 km hr knots 0 5396 pounds kg 0 4536 km hr miles hr 0 6214 psi kg cm 0 0703 knots ft sec 1 689 100 ft km 3 048 knots km hr 1 8532 100 ft miles 1 894 knots miles hr 1 1516 100 ft nmi 1 645 APPENDIX B Page 1 Sep 1 04 THIS PAGE INTENTIONALLY LEFT BLANK APPENDIX B 2 Sep 1 04 AVG BAT BRG CAL ccw cm COMM CTR CW cw dB dBm dBw DDM EXT FCC FM FREQ ft GEN G S HF HI Hz OPERATION MANUAL NAV 402AP 3 AEROFLEX APPENDIX C ABBREVIATIONS A 5 Ident Identification Alternating Current ILS Instrument Landing System Approximate IN Input Average 1 0 Input Output B K Battery kg Kilogram Bearing kHz Kilohertz kW Kilowatts 5 L Celsius or Centigrade Calibration 16 5 Counterclockwise LO Local Oscillator Centimeter LOC Localizer Communication LOC DDM Localizer Difference in Center Depth of Modulation Continuous Wave Clockwise M D MKR Marker MHz Megahertz Decibel MOD Modulation Decibel above mV Millivolts one Milliwatt mW Milliwatts Decibel relative to one Watt N Difference in Depth of NAV Navigation Modulation nW Nanowatts E External OUT Output Fed
33. e automatic LOC DDM automatic sweep two fixed VOR frequencies and two fixed paired LOC and G S frequencies 1 2 FUNCTIONAL CAPABILITIES The NAV 402AP 3 has the following features and capabilities Signal Generator with a variable attenuator which can be connected to the equipment under test by a radiated signal from a self contained antenna or bya coaxial cable The signal generator can be operated under either fixed frequency control or in variable frequency mode in each band The generator can be modulated internally by a 1020 Hz Ident Tone Marker VHF Omnidirectional Range VOR Localizer LOC or Glide Slope G S Tones A six digit counter which indicates the RF of the signal generator on any band the frequency of a COM Transmitter under test any external signal input from 1 MHz to at least 300 MHz or the VOR Bearing selected by the Bearing Select Switches A built in RF power meter measures COM Transmitter power from 0 10W or 0 100W either peak or average power by selecting a switch position located on the Front Panel A COM Transmitter demodulation output permits viewing or listening to COM modulation A built in modulation meter measures Signal Generator Percent of Modulation on any frequency band from 0 30 or 0 100 Front Panel controls permit quick setting of modulation percentages 90 bearing check monitor allows quick verification of basic VOR bearing from the VOR demod signal NICAD
34. e 150 Hz tone relative to the 90 Hz tone Normally the 90 and 150 Hz tones used in Glide Slope and Localizer simulations are locked in phase together Adjusting the VOR BRG SELECT Switches while pressing the 90 150 Hz VAR PHASE 9 Switch changes phase relationship If the VOR BRG SELECT Switches are set to 000 0 pressing the 90 150 Hz VAR PHASE Switch produces no change in phase Each 1 step selected on the VOR BRG SELECT Switches shifts the 150 Hz tone 5 relative to the 90 Hz tone The 90 Hz tone always remains constant in phase relative to the 000 0 set on the VOR BRG SELECT Switches Setting the VOR BRG SELECT Switches 22 to 024 0 24 VOR bearing with the 90 150 Hz VAR PHASE 6 Switch pressed puts the 90 and 150 Hz tones in original phase relationship Setting the VOR BRG SELECT Switches to 012 0 12 VOR bearing with the 90 150 Hz VAR PHASE 0 Switch pressed places the amplitude summation of the 90 and 150 Hz tones at maximum magnitude Varies the amplitude of the 90 Hz tone and controls exact course centering for Glide Slope modulation G S VAR DDM Control Continuously varies G S pointer deflection from counterclockwise ccw 0 8 DDM down through 0 DDM to clockwise cw 0 8 DDM up Setting the G S Control to 4 activates the G S VAR DDM Control TONE SELECT Switch Selects modulation input to the internal Signal Generator or input to the internal digital Counter 9 CTR IN connects the M
35. e Signal Generator 11 LOC DDM SWEEP Switch frequency on the DIGITAL Display when Use to select initial direction of DDM operating in fixed FIXED or variable sweep VAR modes 12 MASTER MOD LEVEL Control 3 FREQUENCY MODE Switch Set to CAL for 20 each course tone and LOC FIXED is mandatory in ramp 3096 audio tone or variable from 396 to operation and is used on bench for a 3596 each course tone and 396 to 5596 fixed channel center frequency audio tone LOC VAR to check all channel bench 13 PWR BAT Switch operation Set VAR FREQ Controls to select the desired channel in PWR to use external ac line power 25 kHz steps through the AC IN Connector 4 TUNE Control BAT to initiate operation using internal Battery power Adjust until TUNE Indicator stops illuminating indicating Signal Generator is in the fine tune range 5 FINE TUNE switch Press and adjust TUNE Control until MONITOR Meter indicates least deflection from left 6 OUTPUT ATTENUATOR Control Use as needed to establish Receiver sensitivities 7 RF OUT Connector Connect to Receiver Antenna Connector or attach Antenna in ramp operation 8 TONE SELECT Switch Select audio tone 1020 Ident tone 400 1300 or 3000 Hz as desired 1 2 3 5 1 04 AEROFLEX 3 12 GLIDE SLOPE OPERATION STEP 1 TYPICAL CONTROL SETTINGS PROCEDURE MONITOR METER FUNCTION Switch RF to verify proper leveling of internal Signal Generator on the MONITOR Meter
36. ector connects or disconnects Test Set from internal Battery Connecting the Test Set to the Battery activates an internal battery timer Test Set operation disconnects from the internal Battery after reaching the internal battery timer limit 6 to 10 minutes or by pressing the PWR BAT Switch to BAT to disconnect MASTER MOD LEVEL Control Controls modulation level of all modulating tones CAL detent position fully ccw fixes modulation levels of each type of signal to normal values 20 for LOC 30 for VOR and COMM 40 for G S and 95 for MKR Other than CAL adjusts modulation levels of each type of signal from 396 to 35 for LOC 55 for VOR and COMM 75 for G S and 96 for G S 1 2 2 Page 7 Sep 1 04 ITEM 30 31 32 EROFLEX DESCRIPTION POWER ON Indicator IIluminates when applying ac or battery power to the Test Set VOR BRG SELECT Switches Four thumbwheel switches select the VOR bearing in degrees simulated by the Test Set Valid range is 0 to 360 0 VOR BRG TO FROM Switch Changes VOR bearing selected by VOR BRG SELECT Switches to reciprocal bearing for flag tests etc OPERATION MANUAL NAV 402AP 3 2 2 REAR PANEL Refer to 1 2 2 Figure 2 ITEM 33 34 35 36 37 38 DESCRIPTION NAV TONE OUT Connector Provides audio output to test VOR bearing circuits or deviation circuits of Localizer and Glide Slope Navigational Rec
37. eivers The MASTER MOD LEVEL Control varies the output level 0 to 7 Vp p into 1000 The NAV TONE OUT Connector also provides access to the audio modulation of the Marker and COM signals by connecting internally to the Test Set Modulator SIG GEN DEMOD Connector Provides demodulated output of the internal Signal Generator The output used for monitoring Test Set capability can feed VOR and ILS Converters If the available output voltage is adequate and the 4 25 Vdc component is acceptable the output can drive a Converter PWR MON DEMOD Connector Provides access to the demodulated output of a COM Transmitter connected to the XMTR IN Connector The output can be used to display modulation on an oscilloscope or listen to modulation through an external amplifier FUSES Fuses input power to the Test Set Refer to Table 1 2 1 Table 1 for correct fuse size and type VOLTAGE SELECT Switch Selects 115 or 230 VAC to match input ac power AC IN Connector Provides input for external ac power Refer to para 1 2 1 5 for Power Requirements 1 2 2 Page 8 Sep 1 04 EROFLEX 3 GENERAL OPERATING PROCEDURES 3 1 GENERAL This section contains operating instructions for the NAV 402AP 3 The operating instructions contain general procedures identifying the controls connectors indicators used for the individual test functions For specific Unit Under Test UUT Procedures refer to the appropriate UUT Manu
38. eral Communications pW Picowaits Commission PWR Power Frequency Modulation Frequency R Feet RF Radio Frequency G U Generate Glideslope UUT Unit Under Test H V High Frequency V Volt High VAC Volts Alternating Current Hertz VAR Variable Volts Direct Current VHF Very High Frequency VOR VHF Omnidirectional Range Volts Peak to Peak Vrms Volts Root Mean Square APPENDIX C Page 1 Sep 1 04 XTL AEROFLEX Watts Without X Transmitter Crystal Microamperes Microvolts Microwatts OPERATION MANUAL NAV 402AP 3 APPENDIX C 2 1 04 90 Hz and 150 Hz Tones Phase Relationships Table 1 3 1 p 10 Correspondence Chart LOC 1 2 3 12 Correspondence Chart G S 1 2 3 12 Abbreviations App AC Power Requirements 1 2 1 p2 Battery Charging 1 2 1 p 1 Operation 1 2 1 p 1 Parameters 1 2 3 p 2 Recharging 1 2 1 p 2 Bench Operation 1 2 1 p 3 1 2 3 p 2 Capabilities General Description and 1 1 1 1 CAUTION and WARNING Labels 1 2 1 p 1 Charging Battery 1 2 1 p 1 Communication Operation Receiver 1 2 3 p 7 Communication Operation Transmitter 1 2 3 p 8 Complying with Instructions 1 2 1 p 1 Controls Connectors and Indicators Front Panel 1 2 2 p 3 Rear Panel 1 2 2 p 8 Correspondence Chart 90 Hz and 150 Hz Tones LOC 1 2 3 p 12 90 Hz and 150 Hz Tones G S 1 2 3 p 12 Decibels Volts and Watts 1 2 3 p 9 Counter Operation 1 2 3
39. est Set OFF after 6 to10 minutes only when using battery power The Test Set can be recycled by pressing the PWR BAT Switch to the BAT position 1 3 BATTERY CHARGING The battery charger operates whenever ac power is applied to the Test Set The battery should be charged every three months minimum NOTE 1 4 SAFETY PRECAUTIONS Overnight charging is recommended The following safety precautions must be observed during installation and operation Aeroflex assumes no liability for failure to comply with any safety precaution outlined in this manual 1 4 1 Complying with Instructions Installation operating personnel should attempt to install or operate the Test Set only after reading and complying with instructions contained in this manual All procedures contained in this manual must be performed in exact sequence and manner described 1 4 2 Grounding Power WARNING USE OF A THREE PRONG TO TWO PRONG ADAPTER PLUG CREATES A SHOCK HAZARD BETWEEN THE CHASSIS AND ELECTRICAL GROUND For ac operation the power cord equipped with standard three prong plug must be connected to a properly grounded three prong receptacle It is the customer s responsibility to Have a qualified electrician check receptacle s for proper grounding Replace any standard two prong receptacle s with properly grounded three prong receptacle s 1 4 3 Operating Safety Due to potential for electrical shock within test
40. hrough the limits The COM Receiver can also be operated modulating the Test Set with either the 400 1300 or 300 Hz tones or the 1020 Hz IDENT tone On some installations the Marker Antenna is located far aft on the fuselage When this occurs and receiver sensitivity is low 35 to 45 dBm the Test Set situated in the cockpit radiates RF insufficient to operate the Receiver Moving the Test Set outside the aircraft normally provides more than enough signal strength to completely check Marker audio and lights To check COM Transmitter frequencies from the cockpit connect the COM Transmitter output to the COM Transmitter Input Connector and select MHz on the COUNTER MODE Switch The Test Set reads out the COM Transmitter frequency when the COM Transmitter is keyed 1 2 3 Page 1 Sep 1 04 AEROFLEX 3 5 BENCH OPERATION Bench testing dictates the use of direct coaxial cable connections between the Test Set and UUT The Attenuator Dial readout is the RF level in dBm present at the RF OUT Connector into 50 To conduct accurate sensitivity measurements the loss in dBm of the connecting coaxial cables must be known CAUTION MOST COM RECEIVER ANTENNA CONNECTORS ARE ALSO USED THE COM TRANSMITTER CONNECTOR THE TRANSMITTER SHOULD BE KEYED ONLY WHEN THE COM ANTENNA CONNECTOR IS DISCONNECTED FROM THE TEST SET RF OUT CONNECTOR DAMAGE TO THE ATTENUATOR AND SIGNAL GENERATOR SYSTEM MAY RESULT 3 6 COUNTER OPERATIO
41. ith a fixed frequency FIXED and the other with a variable frequency VAR The COM band has three positions one with a fixed frequency FIXED and two with variable frequencies COM 25kHz and COM 8 33 2 G S DDM Control Selects amount of G S pointer deviation of an ILS Indicator under test Calibrations in DDM represent standard deflection 091 full scale 175 and greater than full scale deflections 400 Clockwise rotation provides upward deflection The 90 or 150 position deletes the opposite tone 150 or 90 Hz and sets the selected tone 90 or 150 Hz to the same level as the on course value 40 for a flag test NOTE Setting the LOC DDM Control to the same 90 or 150 position when using the Glide Slope function deletes the selected Glide Slope tone Setting the G S DDM Control to 90 and the LOC DDM Control to 150 or vice versa provides continuous wave CW operation The position allows the G S VAR DDM Control to set continuously deviated deflection OPERATION MANUAL NAV 402AP 3 ITEM DESCRIPTION 7 CRYSTAL HI LO Switch Selects high HI or low LO fixed frequencies in G S FIXED or VOR FIXED modes as selected by the FREQUENCY MODE Switch The CRYSTAL Switch also applies modulation to the appropriate Localizer Transmitter frequency when FREQUENCY MODE Switch is set to G S FIXED The Test Set pairs Localizer Transmitter frequencies with G S fixed frequencies when AVG PEA
42. kHz 5 Vp p input FM Modulation 30 Hz Reference at 480 Hz 25 Hz Deviation on 9960 Hz Bearing 359 9 digitally derived courses 0 1 increments Accuracy 0 12 1 3 1 3 1 04 EROFLEX 1 4 LOC MODE LOC Tone Frequency Accuracy 90 Hz 150 Hz Variable 1020 Hz LOC Tone Demod Distortion OPERATION MANUAL NAV 402AP 3 0 02 0 02 1 9960 Hz Reference Level set to min 90 Hz 150 Hz 1020 Hz Modulation CAL 90 Hz and 150 Hz CAL Audio Tones Variable External Mod CAL External Mod Variable LOC DDM Accuracy Variable DDM Phase Shift lt 2 lt 2 lt 2 5 20 AM 2 for each tone 30 AM 2 for each tone 3 to 35 AM 30 AM typical 10 Hz to 20 kHz 5 Vp p input 3 to 55 AM typical 10 Hz to 20 kHz 5 Vp p input 0 093 0 155 and 0 200 DDM and Tone Delete 0 0013 DDM 1 3 uA 0 0013 DDM 7 of Setting At RF Output 0 4 DDM 90 and 150 Hz tones phase locked to 5 times VOR Bearing Select switch setting refer to 1 3 1 Table 1 1 3 1 Page 4 Sep 1 04 AEROFLEX 1 5 G S MODE LOC Tone Frequency Accuracy 90 Hz 0 02 150 Hz Variable 0 02 G S Tone Demod Distortion 9960 Hz Reference Level set to min 90 Hz lt 2 150 Hz lt 2 Modulation CAL 90 Hz and 150 Hz 40 AM 2 for each tone Variable 3 to 75 AM LOC DDM 0 091 0 175 and 0 40 DDM and Tone Delete Accuracy 0 0024 DDM 42 0 uA Tone
43. p2 Description 1 1 1 p 1 External Cleaning 1 2 1 p 3 FCC Requirements 1 2 1 p 2 Functional Capabilities 1 1 1 p 1 Fuse Ratings Specified 1 2 1 p 2 General Description and Capabilities 1 1 1 p 1 General Operating Procedures 1 2 3 p 1 Glide Slope Operation 1 2 3 p 6 Grounding Power Cord 1 2 1 p 1 Indicators Controls Connectors and Front Panel 1 2 2 p 3 Rear Panel 1 2 2 p 8 Installation 1 2 1 p 1 Connectors AC IN 1 XMTR IN App A 1 MOD IN EXT FREQ CTR IN App A p1 NAV TONE OUT App A 1 POWER MON DEMOD App A 1 RF OUT App 1 SIGNAL GEN DEMOD App A p 1 OPERATION MANUAL NAV 402AP 3 INDEX Localizer Operation Marker Operation Metric British Conversion Table Operate LOC and G S Simultaneously Operation Battery Bench CAUTIONS Communication Receiver Communication Transmitter Counter Glide Slope Localizer Marker Ramp Safety Precautions VOR Parameters Battery Power Cord Grounding Power Requirements AC Ramp Operation Recharging Battery Repacking Procedure Safety Precautions Shipping Test Sets Signals Simulated Specifications AC Power Battery Bearing Monitor COM Mode Environmental External Frequency Counter G S Mode LOC Mode Marker Mode Power Meter RF Output VOR Mode Specified Fuse Ratings Storing Test Sets VOR Operation WARNING Labels CAUTION and 1 2 3 p 1 2 3 gt EE Or EE
44. r indicates least deflection from left OPERATION MANUAL NAV 402AP 3 STEP PROCEDURE 7 OUTPUT ATTENUATOR Control 10 11 12 Use as needed to establish Receiver sensitivities RF OUT Connector Connect to Receiver Antenna Connector or attach Antenna in ramp operation TONE SELECT Switch Select audio tone 1020 400 1300 or 3000 Hz as desired or MOD IN to apply external modulation through MOD IN EXT FREQ CTR IN Connector bench testing only MOD IN EXT FREQ CTR IN Connector TONE SELECT Switch set to MOD IN Use to apply external modulation to Signal Generator MASTER MOD LEVEL Control Set to CAL for 3096 each tone or variable from 396 to 5596 PWR BAT Switch to use external ac line power through the AC IN Connector BAT to initiate operation using internal Battery power 1 2 3 7 1 04 ROR 5 0 3 14 COMMUNICATION OPERATION TRANSMITTER TESTS TYPICAL CONTROL SETTINGS STEP PROCEDURE STEP PROCEDURE 12 PWR BAT Switch cont 1 MONITOR METER FUNCTION Switch 10W or 100W to measure COM Transmitter power on the MONITOR Meter NOTE Sequence repeats every 100 kHz from 118 000 MHz to 156 000 MHz 2 COUNTER MODE Switch LAST 2 DIGITS OF NOMINAL OUTPUT DIGITAL DISPLAY FREQUENCY HZ or KHZ to measure COM Transmitter 00 0000 MHz frequency as shown on the DIGITAL 08 OR 09 0833 MHz Display
45. r to 1 2 1 Figure 1 STEP PROCEDURE 1 Verify FUSES are correct for normal operating voltage Refer to para 1 2 1 5 2 Verify VOLTAGE SELECT Switch is set to the setting 115 or 230 that matches the input ac power 3 Connect ac power cable between AC Power Connector and normal operating voltage power source according to Test Set configuration Refer to para 1 2 1 5 NOTE The battery charger operates whenever ac power is applied to the Test Set 4 Allow several hours for battery charge or until 0 to 30 scale displays battery voltage is 15 V or greater NOTE Overnight charging is recommended 1 2 1 2 1 04 EROFLEX OPERATION MANUAL NAV 402AP 3 AC IN CONNECTOR 00920004 Battery Recharging Figure 1 1 8 BENCH OPERATION STEP 1 PROCEDURE Verify FUSES are correct for normal operating voltage Refer to para 1 2 1 5 Verify VOLTAGE SELECT Switch is set to the setting 115 or 230 VAC that matches the input ac power Connect ac power cable between AC Power Connector and normal operating voltage power source according to Test Set configuration Refer to para 1 2 1 5 Press PWR BAT Switch to PWR position and verify POWER ON Indicator illuminates Connect UUT to Test Set 1 9 EXTERNAL CLEANING The following procedure contains routine instructions for cleaning the outside of the Test Set CAUTION DISCONNECT POWER FROM TEST SET TO AVOID
46. ration Typical Control Settings 11 Localizer Operation Typical Control Settings 12 Glide Slope Operation Typical Control Settings 13 Communication Operation Receiver Tests Typical Control Settings Communication Operation Transmitter Tests Typical Control Settings 5 5 oooooooooooooogvvoocoococ o S S IS S N N c c c l c l c c c c c c l l l l l l c wo N TABLE OF CONTENTS Page 1 Sep 1 04 Title OPERATION MANUAL SECTION 3 SPECIFICATIONS 1 NAV 402AP 3 Specifications 1 c l l l l l l l 1 41 9 10 11 12 13 RF Output Marker Mode VOR Mode LOC Mode G S Mode COM Mode External Frequency Counter Power Meter Battery Level Monitor Bearing Monitor Battery AC Power Environmental SECTION 4 SHIPPING 1 Shipping Test Sets 1 1 1 2 Information Repacking Procedure SECTION 5 STORAGE 1 Storing Tes
47. re modulation level of Signal Generator BRG checks VOR Generator at 90 Center of the band indicates 0 bearing error Left or right meter scale limit indicates bearing errors of 0 5 LOC DDM Control Selects amount of LOC pointer deviation of an ILS Indicator under test Calibrations in DDM represent standard deflection 093 full scale 155 and greater than full scale deflections 200 Clockwise rotation provides upward deflection The 150 or 90 position deletes the opposite tone 90 or 150 Hz and sets the selected tone 150 or 90 Hz to the same level as the on course value 20 for a flag test NOTE Setting the G S DDM Control to the same 150 or 90 position when using the Localizer function deletes the selected Localizer tone Setting the LOC DDM Control to 150 and the G S DDM Control to 90 or vice versa provides continuous wave operation The V position allows the LOC VAR DDM DDM SWEEP AMPLITUDE Control to set continuously deviated deflection DIGITAL Display Provides digital readout of selected VOR bearing internal Signal Generator frequency external signal frequency or COM Transmitter frequency The COUNTER MODE Switch determines displayed function 1 2 2 Page 3 Sep 1 04 ITEM EROFLEX DESCRIPTION FREQUENCY MODE Switch Selects frequency band to be used Marker MKR VOR Localizer LOC Glide Slope G S or COMM Each band except COM has two positions one w
48. t before connecting it with probe from terminal device Be sure the terminal device performs within these specifications before using it for measurement to prevent electrical shock or damage to the equipment POWER CORDS Power cords must not be frayed broken nor expose bare wiring when operating this equipment USE RECOMMENDED FUSES ONLY Use only fuses specifically recommended for the equipment at the specified current and voltage ratings INTERNAL BATTERY This unit contains Sealed Lead Battery serviceable only by qualified technician CAUTION SIGNAL GENERATORS CAN SOURCE OF ELECTROMAGNETIC INTERFERENCE EMI COMMUNICATION RECEIVERS SOME TRANSMITTED SIGNALS CAN CAUSE DISRUPTION AND INTERFERENCE TO COMMUNICATION SERVICES OUT TO A DISTANCE OF SEVERAL MILES USERS OF THIS EQUIPMENT SHOULD SCRUTINIZE ANY OPERATION THAT RESULTS IN RADIATION OF A SIGNAL DIRECTLY OR INDIRECTLY AND SHOULD TAKE NECESSARY PRECAUTIONS TO AVOID POTENTIAL COMMUNICATION INTERFERENCE PROBLEMS THIS PAGE INTENTIONALLY LEFT BLANK LIST OF EFFECTIVE PAGES CHAPTER SECTION SUBJECT PAGE DATE Title Copyright Page Sep 1 04 Statements Sep 1 04 Safety Page Sep 1 04 List of Effective Pages 1 through 2 Sep 1 04 Table of Contents 1 through 2 Sep 1 04 Introduction 1 through 2 Sep 1 04 1 Table of Contents 1 through 2 Sep 1 04 1 List of Illustrations Tables 1 through 2 Sep 1 04 1
49. t Sets NAV 402AP 3 Chapter Section Subject Page 1 3 1 3 1 1 1 3 1 1 1 3 1 2 1 3 1 3 1 3 1 4 1 3 1 5 1 3 1 6 1 3 1 7 1 3 1 7 1 3 1 8 1 3 1 8 1 3 1 8 1 3 1 8 1 3 1 8 1 4 1 4 1 1 1 4 1 1 1 4 1 1 1 5 1 5 1 1 TABLE OF CONTENTS Page 2 Sep 1 04 LIST OF ILLUSTRATIONS Title Chapter Section Subject Page Battery Recharging 1 2 1 3 NAV 402AP 3 Front and Rear Panels 1 2 2 1 Repacking Procedure 1 4 1 2 LIST OF TABLES Title Chapter Section Subject Page Specified Fuse Ratings 1 2 1 2 Correspondence Chart for Decibels Volts and Watts 1 2 3 9 Correspondence Chart for 90 Hz and 150 Hz Tones LOC 1 2 3 12 Correspondence Chart for 90 Hz and 150 Hz Tones G S 1 2 3 12 VOR Bearing Select Switches 1 3 1 9 90 Hz and 150 Hz Tones Variable Phase Relationships 1 3 1 10 LIST OF ILLUSTRATIONS TABLES Page 1 Sep 1 04 THIS PAGE INTENTIONALLY LEFT BLANK LIST OF ILLUSTRATIONS TABLES 2 Sep 1 04 EROFLEX OPERATION MANUAL NAV 402AP 3 SECTION 1 DESCRIPTION 1 GENERAL DESCRIPTION AND CAPABILITIES 1 1 DESCRIPTION The NAV 402AP 3 is a Bench and Ramp Test Set designed to meet the electronic functional test requirements of Category and Category II ILS Systems Communication COMM Navigation NAV and Marker MKR Systems The NAV 402AP 3 contains features to allow testing of sophisticated autopilot systems These features includ
50. t tone 400 1300 or 3000 Hz OPERATION MANUAL NAV 402AP 3 STEP PROCEDURE 9 30 Hz VAR LEVEL Control 10 11 12 13 14 15 Vary the 30 Hz modulation level from 0 to 30 9 96 kHz REF LEVEL Control Vary the 9 96 kHz modulation level from 0 to 30 MASTER MOD LEVEL Control Set to CAL for 30 for each VOR tone or variable from 3 to 55 for each VOR tone PWR BAT Switch PWR to use external ac line power through the AC IN Connector BAT to initiate operation using internal Battery VOR BRG SELECT Switches Set to desired bearing for radial testing and alignment VOR BRG TO FROM Switch Set to obtain reciprocals of selected bearings for Indicator flag tests CRYSTAL HI LO Switch FREQUENCY MODE Switch set to VOR FIXED for 112 8 MHz RF output LO for 108 MHz RF output 1 2 3 Page 4 Sep 1 04 EROFLEX OPERATION MANUAL NAV 402AP 3 3 11 LOCALIZER OPERATION TYPICAL CONTROL SETTINGS STEP PROCEDURE STEP PROCEDURE 1 MONITOR METER FUNCTION Switch 9 LOC DDM Control RF to verify proper leveling of internal Use steps for precise amounts of Signal Generator on the MONITOR deflection and flag tests Meter 10 LOC DDM DDM SWEEP AMPLITUDE 30 to verify or set 20 modulation of Control each modulating tone and set course Use to check Auto pilot Servos meter centering on the MONITOR Meter stickiness etc or to set DDM sweep 2 COUNTER MODE Switch amplitude GEN to read out th
51. vice or repair required Model Number Serial Number SHIPPING CONTAINERS Test Sets must be repackaged in original shipping containers using Aeroflex packing molds If original shipping containers and materials are unavailable contact Aeroflex Customer Service for shipping instructions FREIGHT COSTS freight costs on non warranty shipments are assumed by the customer See Warranty Packet for freight charge policy on warranty claims 1 2 REPACKING PROCEDURE Make sure bottom packing mold is seated on floor of shipping container Carefully wrap Test Set with polyethylene sheeting to protect finish Place Test Set into shipping container making sure Test Set is securely seated in bottom packing mold Place top packing mold over top of Test Set and press down until mold rests solidly in bottom packing mold Close shipping container lids and seal with shipping tape or an industrial stapler Tie all sides of container with break resistant rope twine or equivalent 1 4 1 Page 1 Sep 1 04 PACKING MOLD TEST INSTRUMENT WRAPPED WITH POLYETHYLENE HOLD DOWN SHEETING STRAP BOTTOM PACKING MOLD SHIPPING CONTAINER Repacking Procedure Figure 1 1 4 1 Page 2 Sep 1 04 AEROFLEX oaia SECTION 5 STORAGE 1 STORING TEST SETS Perform the following storage precautions whenever the Test Set is stored for extended periods Disconnect Test
52. within the 16 fine tune range TUNE Control NOTE For maximum accuracy the TUNE Control should be adjusted prior to any receiver tests Adjusts the Signal Generator for optimum tuning The TUNE Control requires readjustment when 9 Selecting a different frequency band with the FREQUENCY MODE Switch Adjusting VAR FREQ Controls to change frequency more than a few MHz in any one band 9 Setting or changing the OUTPUT ATTENUATOR Control OUTPUT ATTENUATOR Control Adjusts the Signal Generator output level at the RF OUT Connector into a 50 Q load The attenuator dial is calibrated in dBm dB below 1 mW The dial is accurate below 30 dBm Another chart also included with the Test Set converts dBm to soft uV NOTE Soft uV are measured with 50 Q loading Hard uV measured through 6 dB attenuator into a 50 Q load FINE TUNE SwitchThis switch fine tunes the Signal Generator output when the TUNE Indicator stops illuminating signal within tune range With the FINE TUNE Switch pressed the TUNE Control tunes the signal for minimum deflection from 0 zero on the MONITOR Meter Provides the attenuated Signal Generator output to UUT The connected UUT should provide 50 termination to the RF OUT Connector NOTE The RF OUT Connector is diode protected against an accidentally keyed COM Transmitter COM XMTR IN Connector A CAUTION MAXIMUM INPUT SHOULD STAY WITHIN LIMITS DEFINE
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