Quasonix Compact RDMS Telemetry Receiver-Combiner User manual

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Installation and Operation Manual
3rd Generation Dual Channel
Compact RDMSTM Telemetry Receiver-Combiner
Quasonix, Inc.
6025 Schumacher Park Dr.
West Chester, OH 45069
01 May 2022
Revision 1.0
Applies to RDMS™System Version 19.3
Specifications subject to change without notice.
All Quasonix receiver products are under U.S. Department of Commerce jurisdiction categorized as
5A991; not covered by ITAR

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Compact RDMSTM Telemetry Receiver-Combiner
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Table of Contents
1Introduction ............................................................................................................................................1
1.1 Description...................................................................................................................................1
1.2 Nomenclature ..............................................................................................................................2
1.2.1 Options....................................................................................................................................2
1.2.2 Detailed Option Descriptions...................................................................................................3
1.2.2.1 SAW Filter Option –14 .......................................................................................................3
1.2.2.2 Cybersecurity –CS, CS1, CS2...........................................................................................3
1.2.2.3 Adaptive Equalizer - EQ......................................................................................................3
1.2.2.4 Viterbi Decoder (for Legacy PSK Only) - K7.......................................................................3
1.2.3 Band Configurations................................................................................................................5
1.2.3.1 Additional Band Codes .......................................................................................................6
1.3 Package Contents .......................................................................................................................6
2Specifications.........................................................................................................................................7
3Installation Instructions ........................................................................................................................10
3.1 Mechanical.................................................................................................................................10
3.2 Thermal......................................................................................................................................12
3.3 Electrical ....................................................................................................................................12
3.3.1 CRC Front Panel Connections..............................................................................................12
3.3.2 Front Panel Connections.......................................................................................................13
3.3.3 Electrical Signals...................................................................................................................15
4Operating Instructions..........................................................................................................................17
4.1 Power-on Operation...................................................................................................................17
4.2 Reset IP Address to Default ......................................................................................................17
5Browser Interface.................................................................................................................................19
5.1 Network Screen .........................................................................................................................19
5.2 Monitor Screen ..........................................................................................................................21
5.2.1 Signal Graph and Signal Indicators.......................................................................................24

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5.2.2 Spectrum Graph....................................................................................................................26
5.2.3 Diversity Combiner................................................................................................................27
5.2.3.1 Best Channel Selector Status...........................................................................................28
5.2.4 Monitor Selective Display Options.........................................................................................31
5.2.5 Client Level Update Rate ......................................................................................................33
5.3 Configure Screen.......................................................................................................................34
5.4 Combiner ...................................................................................................................................34
5.4.1.1 Frequency Diversity ..........................................................................................................35
5.4.2 Channel Selection and Basic Settings ..................................................................................35
5.4.2.1 Power Ratio (UQPSK Mode Only)....................................................................................37
5.4.2.2 AQPSK Mode....................................................................................................................37
5.4.2.3 Playback Demodulator......................................................................................................38
5.4.2.4 Data and Clock Polarity Settings ......................................................................................38
5.4.2.5 Data Quality Encapsulation (DQE) ...................................................................................39
5.4.2.6 Derandomizer Settings .....................................................................................................41
5.4.2.7 Differential Decoding Settings (SOQPSK Only) ...............................................................42
5.4.3 Configure Advanced Settings................................................................................................42
5.4.3.1 Measured Bit Rate Setting................................................................................................43
5.4.3.2 IF Filter..............................................................................................................................43
5.4.3.3 Output Muting....................................................................................................................44
5.4.3.4 Muting Timeout .................................................................................................................44
5.4.3.5 AFC Mode.........................................................................................................................44
5.4.3.5.1 AFC Mode –Track...................................................................................................45
5.4.3.5.2 AFC Mode –Hold....................................................................................................45
5.4.3.5.3 AFC Mode –Off.......................................................................................................45
5.4.3.6 Best Channel Selector ......................................................................................................45
5.4.3.7 Time Aligner......................................................................................................................47
5.4.4 PCM Encoding.......................................................................................................................48
5.4.5 Channel A Video Output........................................................................................................49
5.4.6 Channel B Video Output........................................................................................................50
5.4.7 Channel A Video Scale .........................................................................................................50

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5.4.8 Channel B Video Scale .........................................................................................................51
5.4.9 Tape Output Frequency ........................................................................................................51
5.4.10 FM De-emphasis (PCM/FM Mode Only)...............................................................................51
5.4.11 Forward Error Correction.......................................................................................................51
5.4.11.1 LDPC Mode (SOQPSKLDPC or STCLDPC Modes Only) ...........................................52
5.4.11.2 Viterbi Decoder (K7 Option Required) (Legacy PSK modes only)...............................54
5.4.11.3 Convolutional Symbol...................................................................................................54
5.4.11.4 Reed-Solomon Decoder (K7 Option Required) (Legacy PSK modes only).................56
5.4.11.5 Interleave Depth (K7 Option Required) (Legacy PSK modes only) .............................57
5.4.12 Advanced PCM/FM Settings .................................................................................................57
5.4.12.1 Modulation Index Scaling Mode ...................................................................................57
5.4.12.1.1 Modulation Scaling –Track ...................................................................................58
5.4.12.1.2 Modulation Scaling –Hold.....................................................................................59
5.4.12.1.3 Modulation Scaling –Off .......................................................................................60
5.4.12.1.4 Modulation Scaling –Acquire................................................................................61
5.4.12.2 Modulation Persistence ................................................................................................61
5.4.12.3 Mod Scale Index...........................................................................................................62
5.4.12.4 Phase Noise Compensation.........................................................................................63
5.4.13 System Settings.....................................................................................................................64
5.4.13.1 Antenna Controls..........................................................................................................64
5.4.13.2 HyperTrack ...................................................................................................................65
5.4.13.3 AGC Polarity.................................................................................................................66
5.4.13.4 AGC Scale....................................................................................................................66
5.4.13.5 AGC Time Constant......................................................................................................67
5.4.13.6 AGC Freeze..................................................................................................................67
5.4.13.7 AGC Zero Mode............................................................................................................68
5.4.13.8 AGC Compensate.........................................................................................................68
5.4.13.9 AM Bandwidth...............................................................................................................68
5.4.13.10 AM Polarity ...................................................................................................................68
5.4.13.11 AM Scale ......................................................................................................................69
5.4.13.12 Downconvert Antenna ..................................................................................................69

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5.4.14 Clock/Data Output Controls...................................................................................................70
5.4.15 Test Utilities...........................................................................................................................71
5.4.15.1 Noise Generator ...........................................................................................................72
5.4.15.2 Data Generator.............................................................................................................73
5.4.15.3 BERT ............................................................................................................................75
5.4.15.3.1 BERT Settings.......................................................................................................75
5.4.15.3.2 BERT Measurement Status...................................................................................78
5.4.16 Zero AGC Button...................................................................................................................79
5.4.16.1 RSSI Display.................................................................................................................81
5.4.17 Reset to Factory Defaults Button ..........................................................................................82
5.4.18 Shutdown Hardware Button ..................................................................................................82
5.4.19 Reboot System Button ..........................................................................................................83
5.4.20 Save Receiver Settings Button..............................................................................................83
5.5 Presets.......................................................................................................................................84
5.5.1 Save Presets.........................................................................................................................84
5.5.2 Load Presets .........................................................................................................................88
5.6 About..........................................................................................................................................89
5.6.1 Firmware Updates.................................................................................................................90
5.6.2 Modify Network Settings........................................................................................................97
5.6.3 Monitor Page Default Update Rate .......................................................................................98
5.7 Footer Tool Bar..........................................................................................................................98
5.7.1 Help .......................................................................................................................................98
5.7.2 Page Access..........................................................................................................................99
5.7.3 Export..................................................................................................................................100
5.7.4 Import ..................................................................................................................................101
6Performance Specifications...............................................................................................................103
6.1 Power.......................................................................................................................................103
6.2 RF Frequency Error.................................................................................................................103

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6.3 Bit Error Rate...........................................................................................................................103
6.4 Synchronization .......................................................................................................................104
6.5 RF Input...................................................................................................................................106
6.5.1 Additional Band Codes........................................................................................................107
7IF Module...........................................................................................................................................108
8Maintenance Instructions...................................................................................................................113
9Product Warranty...............................................................................................................................114
9.1 Quasonix Limited Warranty Statement....................................................................................114
9.1.1 Extended Warranties...........................................................................................................115
10 Technical Support and RMA Requests..........................................................................................116
11 Appendix A –Recommended AM and AGC Settings for ACU Interfaces ......................................117
11.1 AM and AGC............................................................................................................................117
11.2 AM AGC Compensation ..........................................................................................................117
11.3 Recommended Settings ..........................................................................................................117
12 Appendix B –Phase Noise Compensation....................................................................................119
12.1 Trellis Demodulation Basics ....................................................................................................119
12.1.1 Trellis Demodulation Summary ...........................................................................................120
12.2 Phase Noise Impact.................................................................................................................121
12.3 Clock Jitter Impact ...................................................................................................................121
12.4 When to Use PNC ...................................................................................................................121
12.5 Know Your Transmitter............................................................................................................122
13 Appendix C - PCM Framer/Deframer Function..............................................................................123
13.1 PCM Framer ............................................................................................................................123
13.2 PCM Deframer.........................................................................................................................124
14 Appendix D –Factory Reset Values..............................................................................................125
15 Appendix E –Import Quasonix Root Authority Certificate .............................................................130
15.1 Firefox......................................................................................................................................130

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15.2 Edge, Internet Explorer, and Chrome......................................................................................133
16 Appendix F –Acronym List ............................................................................................................139
List of Figures
Figure 1: Compact RDMS™ Telemetry Receiver-Combiner Part Number Construction.............................2
Figure 2: Mechanical Drawing –Top View (Dual-channel Connectors Shown).........................................10
Figure 3: Dual Channel Compact RDMS Receiver-Combiner (CRC) ........................................................10
Figure 4: 3rd Generation Compact RDMS™ Receiver-Combiner..............................................................11
Figure 5: CRC Front Panel..........................................................................................................................12
Figure 6: Baseband Signal Timing..............................................................................................................15
Figure 7: Custom MDM-25 IP Reset Connector.........................................................................................18
Figure 8: RDMS™ Browser Interface Header Tool Bar ..............................................................................19
Figure 9: Network Screen with Multiple Receivers and Active Channels...................................................20
Figure 10: Network Screen, Closeup of Left Side, Combiners Only...........................................................20
Figure 11: Network Screen, Closeup of Right Side ....................................................................................21
Figure 12: RDMS™ Browser Interface Tool Bar.........................................................................................21
Figure 13: Browser Interface Monitor Screen.............................................................................................22
Figure 14: Monitor Screen for RDMS™ with Only One Channel Available ................................................23
Figure 15: Monitor Screen Partial Status Information Block when Combiner On.......................................23
Figure 16: Monitor Screen Partial Status Information Block when Combiner Off.......................................23
Figure 17: Signal Graph and Signal Indicators Windows ...........................................................................24
Figure 18: Example PCM/FM Eye Pattern..................................................................................................24
Figure 19: Example SOQPSK Constellation...............................................................................................24
Figure 20: Waveform Graphics with Locked SOQPSK Signal....................................................................25
Figure 21: Signal Graph and Signal Indicators Windows, Zero AGC RSSI Display “Relative” ..................26
Figure 22: Power Spectral Density Plot Window ........................................................................................27
Figure 23: Diversity Combiner Link with Locked Signal..............................................................................27
Figure 24: Best Channel Indicator Example ...............................................................................................28
Figure 25: Best Channel Indicator-Combiner..............................................................................................29
Figure 26: Best Channel Indicator-Ch 1......................................................................................................30
Figure 27: Best Channel Indicator-Ch 2......................................................................................................30
Figure 28: Best Channel Data Quality Better than Combiner Data Quality................................................30
Figure 29: Best Channel Indicator Off (Grey) .............................................................................................31
Figure 30: Monitor Display Menu................................................................................................................31

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Figure 31: Monitor Full Display (Default) ....................................................................................................32
Figure 32: Monitor Eye Pattern/Constellation Display Only........................................................................32
Figure 33: Monitor PSD (Spectrum) Only ...................................................................................................33
Figure 34: Monitor Combiner Display Only.................................................................................................33
Figure 35: Monitor Combiner Display Only.................................................................................................34
Figure 36: RDMS™ Browser Interface Header Tool Bar............................................................................34
Figure 37: Configure Screen, Combiner Section........................................................................................34
Figure 38: Configuration Screen with Combiner On, Channel 1 Displays..................................................35
Figure 39: Configuration Screen with Combiner Off, Channel 1 and Channel 2 Display...........................36
Figure 40: Configure Basic Settings Window-PCM/FM Mode....................................................................36
Figure 41: Configure Screen, Messages and Alerts...................................................................................37
Figure 42: Configure Basic Settings Window AQPSK Mode, Two Bit Rates .............................................38
Figure 43: Settings Window, Data Polarity Selection .................................................................................39
Figure 44: DQM Calibration Fixture Process..............................................................................................39
Figure 45: DQE Format...............................................................................................................................40
Figure 46: Configure Basic Settings Window, DQ Encapsulation Checked...............................................41
Figure 47: Settings Window, Derandomizer Drop Down Menu..................................................................41
Figure 48: Configure Basic Settings Window-SOQPSK Mode...................................................................42
Figure 49: Advanced Settings Window.......................................................................................................43
Figure 50: Advanced Settings Window, IF Filter Menu...............................................................................44
Figure 51: Advanced Settings Window, AFC Mode Menu..........................................................................45
Figure 52: Advanced Settings Window, Best Channel Selector Checked..................................................46
Figure 53: System Block Diagram with Best Channel Selector..................................................................47
Figure 54: Advanced Settings Window, Time Aligner Selection Checked .................................................48
Figure 55: Advanced Settings Window, PCM Encoding Drop Down Menu................................................49
Figure 56: Advanced Settings Window, Channel A Video Output Drop Down Menu.................................49
Figure 57: Advanced Settings Window, Channel B Video Output Drop Down Menu.................................50
Figure 58: Advanced Settings Window, Channel A Video Scale................................................................50
Figure 59: Advanced Settings Window, Channel B Video Scale................................................................51
Figure 60: Advanced Settings Window, Tape Output Frequency...............................................................51
Figure 61: Advanced Settings Window, FM De-emphasis .........................................................................51
Figure 62: Forward Error Correction Window when in a PSK Mode ..........................................................52
Figure 63: Forward Error Correction Window, when in SOQPSKLDPC or SOQPSKSTC Mode...............53
Figure 64: Forward Error Correction Window, LDPC Mode Drop Down Menu ..........................................53
Figure 65: Forward Error Correction Window .............................................................................................54
Figure 66: I and Q Data Streams Independently Encoded.........................................................................55
Figure 67: I and Q Data from Single Convolutional Encoder......................................................................55

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Figure 68: Forward Error Correction Window, Convolutional Symbol Enabled (Checked)........................56
Figure 69: Forward Error Correction Window, Reed-Solomon Decoder Enabled (Checked) ....................57
Figure 70: Advanced PCMFM Settings Window.........................................................................................57
Figure 71: Advanced PCMFM Settings Window, Modulation Index Scaling Mode Menu ..........................58
Figure 72: Advanced PCMFM Settings Menu, Modulation Scaling –Track...............................................58
Figure 73: Monitor Screen, Mod Scaling Set to Track................................................................................59
Figure 74: Advanced PCMFM Settings Menu, Modulation Scaling –Hold ................................................59
Figure 75: Monitor Screen, Mod Scaling Set to Hold..................................................................................60
Figure 76: Advanced PCMFM Settings Menu, Modulation Scaling –Off...................................................60
Figure 77: Monitor Screen, Mod Scaling Set to Off ....................................................................................60
Figure 78: Advanced PCMFM Settings Menu, Modulation Scaling –Acquire............................................61
Figure 79: Monitor Screen, Mod Scaling Set to Acquire.............................................................................61
Figure 80: Advanced PCMFM Settings Window, Modulation Persistence Not Checked...........................62
Figure 81: Advanced PCMFM Settings Window, Modulation Scale Index Current Value, Read Only.......63
Figure 82: Mod Index Scaling Mode/Hold, Modulation Scale Index with Edit Field....................................63
Figure 83: Advanced PCMFM Settings Window, Phase Noise Compensation Drop Down Menu.............63
Figure 84: System Settings Window...........................................................................................................64
Figure 85: System Settings, Antenna Controls...........................................................................................65
Figure 86: Antenna Controls Window, HyperTrack Selection.....................................................................66
Figure 87: Antenna Controls Window, AGC Polarity Selection ..................................................................66
Figure 88: Antenna Controls Window, AGC Scale Selection .....................................................................66
Figure 89: Antenna Controls Window, AGC Time Constant Selection.......................................................67
Figure 90: Antenna Controls Window, AGC Freeze Selection ...................................................................67
Figure 91: Antenna Controls Window, AGC Zero Hold Drop Down Menu .................................................68
Figure 92: Antenna Controls Window, AM Polarity Drop Down Menu Selections......................................69
Figure 93: Antenna Controls Window, D/C Antenna Selection Checked ...................................................69
Figure 94: Output Controls Window............................................................................................................70
Figure 95: Output Controls, Clock/Data Output Channel A ........................................................................70
Figure 96: Output Controls, Clock/Data Output Channel B ........................................................................71
Figure 97: System Settings, Test Utilities...................................................................................................72
Figure 98: Test Utilities, Noise Generator-Test Noise Drop Down Menu...................................................72
Figure 99: Test Utilities, Noise Generator-Noise Level Selection...............................................................73
Figure 100: Test Utilities, Data Generator ..................................................................................................73
Figure 101: Data Generator, Test Data Drop Down Menu .........................................................................73
Figure 102: Data Generator, Data Rate Selection......................................................................................74
Figure 103: Data Generator, Pattern Selection...........................................................................................74
Figure 104: Data Generator, Inversion Drop Down Menu ..........................................................................74

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Figure 105: Data Generator, Randomization Drop Down Menu.................................................................75
Figure 106: Test Utilities, BERT..................................................................................................................75
Figure 107: BERT, BERT Measurement Drop Down Menu .......................................................................76
Figure 108: BERT, ReStart BERT Button...................................................................................................76
Figure 109: BERT, Pattern Drop Down Menu.............................................................................................77
Figure 110: BERT, Type Drop Down Menu................................................................................................77
Figure 111: BERT-Time, Bit, and Error Limit Selections ............................................................................77
Figure 112: BERT, Gating Drop Down Menu..............................................................................................78
Figure 113: BERT, Restart on Resync Drop Down Menu ..........................................................................78
Figure 114: Test Utilities, BERT Status ......................................................................................................78
Figure 115: Test Utilities, Status During BER Test.....................................................................................79
Figure 116: Advanced Buttons, Zero AGC Button, Separate Channels or Combiner Active.....................80
Figure 117: Monitor Screen, Signal Strength Grey –AGC Not Zero..........................................................80
Figure 118: Monitor Screen, Signal Strength Not Grey –AGC Zero Value Displayed...............................81
Figure 119: Signal Graph and Signal Indicators Windows, Zero AGC RSSI Display “Relative” ................82
Figure 120: Advanced Buttons, Reset to Factory Defaults Button .............................................................82
Figure 121: Advanced Buttons, Shutdown Hardware Button .....................................................................83
Figure 122: Advanced Buttons, Reboot System Button .............................................................................83
Figure 123: Advanced Buttons, Save Receiver Settings Button.................................................................84
Figure 124: Presets Option on Tool Bar .....................................................................................................84
Figure 125: Presets Screen ........................................................................................................................84
Figure 126: Presets Screen, Closeup of Left Side......................................................................................85
Figure 127: Presets Screen, Closeup of Right Side ...................................................................................85
Figure 128: Preset: View or Modify Preset Screen.....................................................................................86
Figure 129: Preset: View or Modify Preset Screen, Preset Name and Description Fields.........................86
Figure 130: Preset: View or Modify Preset Screen, Information Successfully Saved Message.................87
Figure 131: Saved Presets Screen with New Preset Added ......................................................................88
Figure 132: Preset: View or Modify Preset Screen, Preset Name Set to Default.......................................88
Figure 133: Presets Option on Tool Bar .....................................................................................................89
Figure 134: Presets Screen ........................................................................................................................89
Figure 135: About Option on Tool Bar........................................................................................................89
Figure 136: System Information Screen .....................................................................................................90
Figure 137: System Information Screen, Additional Information ................................................................90
Figure 138: Browser Interface, About .........................................................................................................91
Figure 139: About, System Version, Firmware Update Link.......................................................................91
Figure 140: Firmware Update, Procedure and Notes.................................................................................92
Figure 141: Firmware Update, Upload Status.............................................................................................93