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AutoTune for Motorola APX Series Radios User Guide

43

Description

Pass or Fail. Distortion level within Max Limit, Min Limit

Measured audio signal distortion level

Maximum Limit (inclusive) for Distortion to Pass

Table 6-21. Rx Distortion test results

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Summary of Contents for R8000 Series

Page 1: ...alyzer AUTOTUNE USER GUIDE Motorola APX Series Radios Freedom Communication Technologies 2002 Synergy Blvd Suite 200 Kilgore Texas 75662 Copyright 2021 Freedom Communication Technologies All Rights Re...

Page 2: ...ight c 2003 2004 Paul F Sullivan Paul SULLutions com Copyright c 2004 Enrique Vargas vargas visecurity com Copyright c 2004 Heiko Fettig heiko fettig gmx net Copyright c 2004 Michael C Ashe michael as...

Page 3: ...CONSEQUENTIAL DAMAGES INCLUDING BUT NOT LIMITED TO PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES LOSS OF USE DATA OR PROFITS OR BUSINESS INTERRUPTION HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY WHETH...

Page 4: ...Duty Cycle Adjustment 15 4 11 RF Power 16 4 12 Rx Distortion 17 4 13 Rx Analog Sensitivity SINAD 18 4 14 Noise Squelch Threshold 19 4 15 Modulation Fidelity 20 4 16 Symbol Deviation 21 4 17 P25 Phase...

Page 5: ...upport Information 59 8 1 Technical Support 59 8 2 Sales Support 59 9 References 60 APPENDIX A Sample Test Result Report A 1 APPENDIX B Revision History B 1 LIST OF FIGURES Figure 3 1 APX Portable Tes...

Page 6: ...esults 13 Table 4 19 Analyzer Configuration for Rx VLIF DCA Phase Error alignment 14 Table 4 20 Rx VLIF DCA Phase Error alignment results 14 Table 4 21 Analyzer Configuration for Rx Duty Cycle Adjustm...

Page 7: ...Configuration for Rx Duty Cycle Adjustment alignment 45 Table 6 18 R Duty Cycle Adjustment results 45 Table 6 19 RF Power test results 46 Table 6 20 Analyzer Configuration for Rx Distortion Test 47 T...

Page 8: ...AutoTune for Motorola APX Series Radios User Guide vii...

Page 9: ...rating instructions for AutoTune itself 2 1 Supported Models The following Motorola APX Series radio models are supported APX 900 APX 1000 1000i APX 1500 1500 Enhanced APX 2000 SRX 2200 APX 2500 APX 4...

Page 10: ...Portable Test Setup Diagram Make certain that the radio under test is configured as described in the corresponding diagram before attempting to perform an alignment or test Failure to do so may result...

Page 11: ...are Table 3 2 1 Battery Eliminator Battery eliminators interface portable radios to DC power supplies They re needed because batteries cannot produce consistent voltage current when the radio is keyed...

Page 12: ...AutoTune for Motorola APX Series Radios User Guide 4 Figure 3 1 APX Portable Test Setup Diagram...

Page 13: ...n Attenuation Monitor RF IN OUT Test Frequency FM 40 dB Table 4 1 Analyzer Configuration for Tx PA Bias Auto alignment 4 1 1 Alignment Note This alignment applies only to APX 8000 APX 6000 Enhanced an...

Page 14: ...e log file Name Description Result Pass or Fail Frequency Error within Max Limit Min Limit Frequency Test Frequency Freq Error Measured frequency error after alignment Min Limit Minimum Limit inclusiv...

Page 15: ...ess is repeated for all test frequencies The final results are written to the log file Name Description Result Pass or Fail Measured Power within manufacturer limits Frequency Test Frequency Power Mea...

Page 16: ...r within manufacturer limits Frequency Test Frequency Low Power Measured low radio output level High Power Measured high radio output level Diff 1 5W Difference between Low Power and High Power If out...

Page 17: ...radio is placed into Test Mode and commanded to transmit at the first Test Frequency The output level is measured and then adjusted until near to the band specific output level defined by the APX Fami...

Page 18: ...y The output level is measured and then adjusted until near to the band specific output level defined by the APX Family Tuner software help file This process is repeated for all test frequencies The f...

Page 19: ...ntil the deviation difference between the first and second tones is within range This adjustment is performed for each TX Test Frequency and the percent difference is compared against test limits The...

Page 20: ...t the first Rx Test Frequency Depending on the radio model under test the analyzer generates a CW signal at 90 dBm or a 1 kHz modulation tone at 60 rated channel deviation at 80 dBm The radio softpot...

Page 21: ...st Rx Test Frequency The analyzer generates a CW signal at 75 dBm The radio softpot is then auto aligned This adjustment is performed for each Rx Test Frequency The results for each Rx Test Frequency...

Page 22: ...A Phase Error The radio is placed into Test Mode at the first Rx Test Frequency The analyzer generates a CW signal at 15 dBm into the radio The radio softpot is then auto aligned This adjustment is pe...

Page 23: ...Test Mode at the first Rx Test Frequency Depending on the radio model under test the analyzer generates a CW signal at either 30 dBm or at 60 dBm The radio softpot is then auto aligned to minimize pha...

Page 24: ...ing at the lowest Tx Test Frequency the output level is measured at each TX Test Frequency and compared against test limits The final results are written to the log file Name Description Result Pass o...

Page 25: ...s placed into Test Mode at the lowest Rx Test Frequency The radio audio output level is tested and if insufficient to measure distortion the volume is increased until sufficient to measure distortion...

Page 26: ...The radio audio output level is tested and if insufficient to measure SINAD the volume is increased until sufficient to measure SINAD The output level of the analyzer is then adjusted until the radio...

Page 27: ...e The radio is placed into Test Mode at the lowest RX Test Frequency The radio audio output level is tested and if insufficient to measure the unsquelched condition the volume is increased Beginning a...

Page 28: ...Modulation Monitor RF IN OUT Test Frequency Standard Tx O 153 V 52 Table 4 30 Analyzer Configuration for Modulation Fidelity test 4 15 1 Test The analyzer is setup as specified in this section s Anal...

Page 29: ...Tx O 153 V 52 Table 4 32 Analyzer Configuration for Symbol Deviation test 4 16 1 Test The analyzer is setup as specified in this section s Analyzer Configuration table The radio is placed into Test Mo...

Page 30: ...F IN OUT Test Frequency HCPM 1031 Hz Tone Table 4 34 Analyzer Configuration for P25 Phase 2 Modulation Fidelity test 4 17 1 Test The analyzer is setup as specified in this section s Analyzer Configura...

Page 31: ...quency Mod Mod Type Test Pattern Monitor RF IN OUT Test Frequency HCPM 1031 Hz Tone Table 4 36 Analyzer Configuration for P25 Phase 2 Symbol Deviation test 4 18 1 Test The analyzer is setup as specifi...

Page 32: ...is setup as specified in this section s Analyzer Configuration table The radio is placed into Test Mode at the lowest RX Test Frequency ready to receive a C4FM modulated signal from the analyzer Once...

Page 33: ...tup as specified in this section s Analyzer Configuration table The radio is placed into Test Mode at the lowest RX Test Frequency ready to receive a C4FM modulated signal from the analyzer Once BER s...

Page 34: ...the lowest TX Test Frequency The analyzer is setup as specified in this section s Analyzer Configuration table The user is instructed to key the connected radio and place it next to the analyzer spea...

Page 35: ...ion is measured Name Description Result Pass or Fail Deviation within Min Limit Max Limit Frequency Test Frequency Deviation Measured modulation deviation level Min Limit Minimum Limit inclusive for D...

Page 36: ...specified in this section s Analyzer Configuration table The analyzer generates a 1 kHz signal at 800 mV into the radio s external microphone accessory port via the radio test set The radio is command...

Page 37: ...ola APX Mobile High Power Test Setup Diagram high power models CAUTION Make certain that the radio under test is configured as described in the corresponding diagram before attempting to perform the i...

Page 38: ...ge series Shielded RF cable with low loss Reference cable Pomona 5697 BNC cable for sweeping RF test cable 6 dB attenuator Mini Circuits 15542 Attenuator for reducing Reference cable VSWR High power a...

Page 39: ...utoTune for Motorola APX Series Radios User Guide 31 Figure 5 1 Motorola APX Mobile Test Setup Diagram 5 4 Motorola APX Mobile High Power Test Setup Refer to the diagram below for the proper test setu...

Page 40: ...AutoTune for Motorola APX Series Radios User Guide 32 Figure 5 2 Motorola APX Mobile High Power Test Setup Diagram...

Page 41: ...dual band capable Additional notes for radio models configured with two bands are included in the following sections If the radio under test is configured with a single band these notes are not applic...

Page 42: ...the log file APX Mobiles The Tx PA Bias alignment adjusts the radio power amplifier voltages The radio is placed into Test Mode baseline current is measured If sufficient the radio PA bias is enabled...

Page 43: ...results written to the log file Dual Band This alignment is only performed at a single test frequency The test frequency is the highest test frequency for the highest frequency band Name Description...

Page 44: ...ency Error within Max Limit Min Limit Frequency Test Frequency Freq Error Measured frequency error Min Limit Minimum Limit inclusive for frequency error Max Limit Maximum Limit inclusive for frequency...

Page 45: ...imum limit inclusive for Power for Results to be a Pass Old Softpot Original radio softpot setting New Softpot Radio softpot after alignment Table 6 7 Power Detection Calibration alignment results Tx...

Page 46: ...AutoTune for Motorola APX Series Radios User Guide 38...

Page 47: ...t protection circuit The radio is placed into Test Mode and commanded to transmit at the first Tx Test Frequency The radio current protection circuit is auto adjusted and the radio unkeyed The process...

Page 48: ...ge protection circuit The radio is placed into Test Mode and commanded to transmit at the first Tx Test Frequency The radio voltage protection circuit is auto adjusted and the radio unkeyed The proces...

Page 49: ...ntil the deviation difference between the first and second tones is within range This adjustment is performed for each TX Test Frequency and the percent difference is compared against test limits The...

Page 50: ...each Rx Test Frequency are written to the test log file Name Description Result Pass or Fail Pass unless radio reports an error Frequency Test Frequency Old Softpot Original radio softpot setting New...

Page 51: ...3 Name Description Result Pass or Fail Distortion level within Max Limit Min Limit Frequency Test Frequency Distortion Measured audio signal distortion level Max Limit Maximum Limit inclusive for Dist...

Page 52: ...AutoTune for Motorola APX Series Radios User Guide 44 for alignment verification test...

Page 53: ...ent The radio is placed into Test Mode at the first Rx Test Frequency Depending on the radio model under test the analyzer generates a CW signal at 60 dBm The radio softpot is then auto aligned to min...

Page 54: ...ing at the lowest Tx Test Frequency the output level is measured at each TX Test Frequency and compared against test limits The final results are written to the log file Name Description Result Pass o...

Page 55: ...s placed into Test Mode at the lowest Rx Test Frequency The radio audio output level is tested and if insufficient to measure distortion the volume is increased until sufficient to measure distortion...

Page 56: ...e radio audio output level is tested and if insufficient to measure SINAD the volume is increased until sufficient to measure SINAD The output level of the analyzer is then adjusted until the radio au...

Page 57: ...e The radio is placed into Test Mode at the lowest RX Test Frequency The radio audio output level is tested and if insufficient to measure the unsquelched condition the volume is increased Beginning a...

Page 58: ...Modulation Monitor RF IN OUT Test Frequency Standard Tx O 153 V 52 Table 6 26 Analyzer Configuration for Modulation Fidelity test 6 14 1 Test The analyzer is setup as specified in this section s Anal...

Page 59: ...Tx O 153 V 52 Table 6 28 Analyzer Configuration for Symbol Deviation test 6 15 1 Test The analyzer is setup as specified in this section s Analyzer Configuration table The radio is placed into Test Mo...

Page 60: ...F IN OUT Test Frequency HCPM 1031 Hz Tone Table 6 30 Analyzer Configuration for P25 Phase 2 Modulation Fidelity test 6 16 1 Test The analyzer is setup as specified in this section s Analyzer Configura...

Page 61: ...quency Mod Mod Type Test Pattern Monitor RF IN OUT Test Frequency HCPM 1031 Hz Tone Table 6 32 Analyzer Configuration for P25 Phase 2 Symbol Deviation test 6 17 1 Test The analyzer is setup as specifi...

Page 62: ...is setup as specified in this section s Analyzer Configuration table The radio is placed into Test Mode at the lowest RX Test Frequency ready to receive a C4FM modulated signal from the analyzer Once...

Page 63: ...tup as specified in this section s Analyzer Configuration table The radio is placed into Test Mode at the lowest RX Test Frequency ready to receive a C4FM modulated signal from the analyzer Once BER s...

Page 64: ...radio is placed into Test Mode at the lowest TX Test Frequency The analyzer is setup as specified in this section s Analyzer Configuration table The user is instructed to key the connected radio micro...

Page 65: ...med for the lowest RX Test Frequency in the lowest frequency band Name Description Result Pass or Fail Deviation within Min Limit Max Limit Frequency Test Frequency Deviation Measured modulation devia...

Page 66: ...won t power up Loose HKN6163_ cable connection Verify cable connection is OK Motorola CPS Ignition Switch setting Use Motorola CPS software to set Radio Wide Advanced Ignition Switch setting to Blank...

Page 67: ...8 Support Information 8 1 Technical Support Document Library freedomcte com library Video Library freedomcte com videos Phone 903 985 8999 Email Freedom TechnicalSupport astronics com 8 2 Sales Suppor...

Page 68: ...Radios User Guide 60 9 References R8000 Series Communications System Analyzer Operator s Manual FCT 1365_ Freedom Communications System Analyzer R8200 User s Guide FCT 1380_ APX 6500 APX7500 03 05 09...

Page 69: ...3 W 3064 2987 Pass 173 9875 MHz 6 3 W 6 3 W 3098 3021 Pass 380 0125 MHz 5 3 W 5 3 W 3292 3268 Pass 425 0125 MHz 5 3 W 5 3 W 3302 3273 Pass 469 9875 MHz 5 3 W 5 3 W 3302 3266 Pass 470 0125 MHz 5 3 W 5...

Page 70: ...22 Pass 490 0000 MHz 130 131 Pass 500 0000 MHz 140 140 Pass 510 0000 MHz 148 149 Pass 520 0000 MHz 160 158 Rx Duty Cycle Adjustment Align Result Frequency Low High Amp Err Low High Phase Err Old Softp...

Page 71: ...MHz 3020 5 Hz 2842 Hz 3141 Hz Pass 469 9250 MHz 3019 5 Hz 2842 Hz 3141 Hz Pass 471 0250 MHz 3019 2 Hz 2842 Hz 3141 Hz Pass 495 0250 MHz 3022 6 Hz 2842 Hz 3141 Hz Pass 519 9750 MHz 3017 1 Hz 2842 Hz 3...

Page 72: ...APPENDIX B Revision History See ECO Rev C M Mullins 9 8 2021 C Cox 10 21 21 0384 1 18 Updates Rev B L Shirey 1 26 15 M Mullins 1 26 15 14473 Original Release Rev A B Tanner 7 30 12 M Mullins 7 30 12 1...

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