Quasonix RDMS User manual

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Installation and Operation Manual
3rd Generation Rack-Mount RDMS™ Telemetry Receiver
Quasonix, Inc.
6025 Schumacher Park Dr.
West Chester, OH 45069
12 June 2018
Revision 3.2
Applies to RDMSTM System Version 15
Quasonix, Inc.
Copyright Quasonix, Inc., All Rights Reserved.

3rd Generation Rack-Mount RDMS™

iQuasonix, Inc.
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.............................................................................................................3
1.2.2.3 Ethernet (EVTM) Payload, Receive Only – EN ..................................................................3
1.2.2.4 Adaptive Equalizer – EQ.....................................................................................................3
1.2.2.5 Telemetry Over IP – IP .......................................................................................................3
1.2.2.6 Viterbi Decoder (for Legacy PSK or PCM/FM Only) – K7 ..................................................4
1.2.3 Band Configurations................................................................................................................5
1.2.3.1 Additional Band Codes .......................................................................................................6
1.3 Package Contents .......................................................................................................................6
2Specifications.........................................................................................................................................7
3Installation Instructions ..........................................................................................................................9
3.1 Mechanical...................................................................................................................................9
3.1.1 1U Rack-Mount........................................................................................................................9
3.1.2 3U Touchscreen....................................................................................................................10
3.2 Thermal......................................................................................................................................11
3.3 Electrical ....................................................................................................................................11
3.3.1 1U Rear Panel Connections..................................................................................................11
3.3.2 3U Rear Panel Connections..................................................................................................12
3.3.2.1 1U Digital Output MDM-25 D-Sub Pinout-J9....................................................................15
3.3.2.2 1U RS-422 Output MDM-25 D-Sub Pinout-J23................................................................15
3.3.3 Electrical Signals...................................................................................................................17
3.4 Browser Interface.......................................................................................................................17
4Operating Instructions..........................................................................................................................19
4.1 Operational Priority....................................................................................................................19
4.2 Front-Panel Control ...................................................................................................................20
4.3 1U Front Panel Control..............................................................................................................20
4.4 3U Front Panel Control..............................................................................................................20
4.5 Waveform Graphics...................................................................................................................21
4.6 Navigation..................................................................................................................................22

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4.6.1 Selecting a Receiver Channel...............................................................................................23
4.6.2 Main Menu Settings...............................................................................................................24
4.6.2.1 Frequency.........................................................................................................................25
4.6.2.1.1 Playback Demodulator............................................................................................26
4.6.2.2 Frequency Diversity (Available with Diversity Combiner).................................................27
4.6.2.3 Mode.................................................................................................................................27
4.6.2.4 Bit Rate .............................................................................................................................29
4.6.2.5 Combiner (Optional)..........................................................................................................30
4.6.2.6 Data Polarity......................................................................................................................30
4.6.2.7 Clock Polarity....................................................................................................................31
4.6.2.8 Equalizer (Optional) ..........................................................................................................31
4.6.2.9 Data Quality Encapsulation (DQE) ...................................................................................32
4.6.2.10 Derandomizer....................................................................................................................34
4.6.2.11 Modulation Scaling (PCM/FM Mode Only) .......................................................................35
4.6.2.11.1 Modulation Scaling – Tracking..............................................................................35
4.6.2.11.2 Modulation Scaling – Hold ....................................................................................36
4.6.2.11.3 Modulation Scaling – Off.......................................................................................36
4.6.2.11.4 Modulation Scaling – Acquire................................................................................37
4.6.2.12 Modulation Persistence (PCM/FM Mode Only) ................................................................38
4.6.2.13 Differential Decoding (SOQPSK Mode Only) ...................................................................38
4.6.2.14 AGC Menu ........................................................................................................................39
4.6.2.14.1 AGC Polarity..........................................................................................................39
4.6.2.14.2 AGC Scale.............................................................................................................40
4.6.2.14.3 AGC Time Constant..............................................................................................40
4.6.2.14.4 AGC Freeze ..........................................................................................................41
4.6.2.14.5 AGC Zero Mode....................................................................................................42
4.6.2.14.6 Zero AGC..............................................................................................................42
4.6.2.15 AM Menu...........................................................................................................................44
4.6.2.15.1 AM Bandwidth.......................................................................................................45
4.6.2.15.2 AM Polarity............................................................................................................45
4.6.2.15.3 AM Scale...............................................................................................................46
4.6.2.15.4 AGC Comp............................................................................................................46
4.6.2.16 Options Menu....................................................................................................................47
4.6.2.16.1 Load Presets Menu...............................................................................................47
4.6.2.16.2 Save Presets Menu...............................................................................................48
4.6.2.16.3 Factory Default......................................................................................................48
4.6.2.17 Advanced Menu................................................................................................................49
4.6.2.17.1 Synchronize Bit Rate.............................................................................................50
4.6.2.17.2 IF Filter ..................................................................................................................50
4.6.2.17.3 Phase Noise Comp (PCM/FM Mode Only)...........................................................55
4.6.2.17.4 Muting Timeout......................................................................................................56
4.6.2.17.5 Output Muting........................................................................................................57
4.6.2.17.6 DC Antenna...........................................................................................................57
4.6.2.17.7 Mod Scale Index....................................................................................................58

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4.6.2.17.8 Best Channel Selector ..........................................................................................59
4.6.2.17.9 Time Aligner..........................................................................................................63
4.6.2.17.10 Combiner Mode...................................................................................................64
4.6.2.18 AFC Mode.........................................................................................................................65
4.6.2.18.1 AFC Mode – Off ....................................................................................................65
4.6.2.18.2 AFC Mode – Track................................................................................................66
4.6.2.18.3 AFC Mode – Hold..................................................................................................66
4.6.2.19 PCM Encoding..................................................................................................................67
4.6.2.20 LDPC Mode (SOQPSKLDPC, STCLDPC, or OQPSKLDPC Modes Only)......................68
4.6.2.21 Video Output Menu...........................................................................................................69
4.6.2.21.1 Channel A Output..................................................................................................69
4.6.2.21.2 Channel B Output..................................................................................................70
4.6.2.21.3 Channel A Scale....................................................................................................70
4.6.2.21.4 Channel B Scale....................................................................................................71
4.6.2.21.5 Tape Out Frequency .............................................................................................71
4.6.2.21.6 FM De-emphasis (PCM/FM Mode Only)...............................................................72
4.6.3 System Settings.....................................................................................................................72
4.6.3.1 System Info.......................................................................................................................73
4.6.3.1.1 Model.......................................................................................................................74
4.6.3.1.2 Serial Number .........................................................................................................74
4.6.3.1.3 System Version.......................................................................................................74
4.6.3.1.4 FP Version...............................................................................................................74
4.6.3.1.5 Ch1, Ch2, ChC Version...........................................................................................74
4.6.3.1.6 DHCP ......................................................................................................................74
4.6.3.1.7 IP Address...............................................................................................................74
4.6.3.1.8 Subnet.....................................................................................................................74
4.6.3.1.9 Gateway ..................................................................................................................75
4.6.3.1.10 MAC.......................................................................................................................75
4.6.3.1.11 Alias.......................................................................................................................75
4.6.3.1.12 System IP..............................................................................................................75
4.6.3.1.13 Secure Name (Currently Unavailable) ..................................................................75
4.6.3.1.14 Ethernet.................................................................................................................75
4.6.3.1.15 System Update (RDMS Local Update) .................................................................77
4.6.3.2 Graphics Menu..................................................................................................................80
4.6.3.2.1 Graph Type .............................................................................................................80
4.6.3.2.2 Signal Strength........................................................................................................83
4.7 Browser Interface.......................................................................................................................85
4.7.1 Network Screen.....................................................................................................................85
4.7.2 Monitor Screen......................................................................................................................87
4.7.2.1 Signal Graph and Signal Indicators ..................................................................................89
4.7.2.2 Spectrum Graph................................................................................................................91
4.7.2.3 Diversity Combiner............................................................................................................92
4.7.3 Configure Screen ..................................................................................................................92
4.7.3.1 Combiner (Optional)..........................................................................................................93
4.7.3.1.1 Frequency Diversity (Available with Diversity Combiner) .......................................93

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4.7.3.2 Channel Selection and Basic Settings..............................................................................93
4.7.3.2.1 Data and Clock Polarity Settings.............................................................................96
4.7.3.2.2 Derandomizer Settings............................................................................................96
4.7.3.2.3 Differential Decoding Settings (SOQPSK Only)......................................................96
4.7.3.3 Configure Advanced Settings ...........................................................................................97
4.7.3.3.1 Measured Bit Rate Setting ......................................................................................98
4.7.3.3.2 IF Filter ....................................................................................................................98
4.7.3.3.3 Output Muting..........................................................................................................99
4.7.3.3.4 Muting Timeout........................................................................................................99
4.7.3.3.5 AFC Mode...............................................................................................................99
4.7.3.3.6 Best Channel Selector...........................................................................................100
4.7.3.3.7 Time Aligner..........................................................................................................100
4.7.3.4 Diversity Combiner Mode................................................................................................101
4.7.3.5 PCM Encoding................................................................................................................102
4.7.3.6 LDPC Mode (SOQPSKLDPC, STCLDPC, or OQPSKLDPC Modes Only)....................103
4.7.3.7 Channel A Output............................................................................................................104
4.7.3.8 Channel B Output............................................................................................................105
4.7.3.9 Channel A Scale .............................................................................................................105
4.7.3.10 Channel B Scale .............................................................................................................105
4.7.3.11 Tape Output Frequency..................................................................................................106
4.7.3.12 FM De-emphasis (PCM/FM Mode Only).........................................................................106
4.7.3.13 Advanced PCM/FM Settings...........................................................................................106
4.7.3.13.1 Modulation Index Scaling Mode..........................................................................107
4.7.3.13.2 Modulation Persistence.......................................................................................107
4.7.3.13.3 Mod Scale Index..................................................................................................108
4.7.3.13.4 Phase Noise Compensation................................................................................109
4.7.3.14 System Antenna Control Settings...................................................................................109
4.7.3.14.1 AGC Polarity........................................................................................................110
4.7.3.14.2 AGC Scale...........................................................................................................110
4.7.3.14.3 AGC Time Constant............................................................................................110
4.7.3.14.4 AGC Freeze ........................................................................................................111
4.7.3.14.5 AGC Zero Mode..................................................................................................111
4.7.3.14.6 Downconvert Antenna.........................................................................................112
4.7.3.15 Interfaces Window...........................................................................................................113
4.7.3.15.1 AM Bandwidth.....................................................................................................113
4.7.3.15.2 AM Polarity..........................................................................................................114
4.7.3.15.3 AM Scale.............................................................................................................114
4.7.3.15.4 AGC Compensate...............................................................................................114
4.7.3.16 Zero AGC Button.............................................................................................................114
4.7.3.16.1 RSSI Display.......................................................................................................116
4.7.3.17 Reset to Factory Defaults Button....................................................................................116
4.7.3.18 Shutdown Hardware Button............................................................................................117
4.7.4 Presets ................................................................................................................................117
4.7.4.1 Save Presets...................................................................................................................117

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4.7.4.2 Load Presets...................................................................................................................122
4.7.5 About...................................................................................................................................123
4.7.6 Footer Tool Bar....................................................................................................................124
4.7.6.1 Help.................................................................................................................................124
4.7.6.2 Page Access...................................................................................................................125
4.7.6.3 Export..............................................................................................................................126
4.7.6.4 Import..............................................................................................................................126
4.7.6.5 Admin (Quasonix Factory Use Only) ..............................................................................127
4.8 Access via Telnet.....................................................................................................................129
4.9 Tier 0 (PCM/FM), Tier I (SOQPSK-TG), and Tier II (MULTI-H CPM) Commands..................133
4.9.1 Additional Command Set Details.........................................................................................138
4.9.1.1 Antenna Control Unit – ACU...........................................................................................138
4.9.1.2 Adaptive Equalizer Control – AEQ..................................................................................140
4.9.1.3 Automatic Frequency Control – AFC..............................................................................142
4.9.1.4 Automatic Gain Control – AGC.......................................................................................144
4.9.1.4.1 Automatic Gain Control Bulk Attenuation – AGC BA............................................144
4.9.1.4.2 Automatic Gain Control Data Settings – AGC DATA............................................145
4.9.1.4.3 Automatic Gain Control Mode – AGC M...............................................................146
4.9.1.4.4 Automatic Gain Control Loop Parameter – AGC L...............................................146
4.9.1.4.5 Automatic Gain Control Attenuator Look Up Table – AGC LUT...........................147
4.9.1.4.6 Automatic Gain Control Auto Zero – AGC AZ.......................................................147
4.9.1.4.7 Automatic Gain Control Zero – AGC Z..................................................................147
4.9.1.5 High Speed Output Mixer Settings – AHM .....................................................................148
4.9.1.6 High/Low Speed Outputs................................................................................................149
4.9.1.6.1 Analog High Speed Output – AHO........................................................................150
4.9.1.6.2 Analog Low Speed Output – ALO.........................................................................152
4.9.1.6.3 Digital High Speed Input – DHI.............................................................................154
4.9.1.6.4 High Speed Digital Output - DHO .........................................................................155
4.9.1.6.5 Low Speed Digital Input – DLI...............................................................................156
4.9.1.6.6 Low Speed Digital Output – DLO..........................................................................158
4.9.1.7 Low Speed Mixer Control – ALM....................................................................................159
4.9.1.8 Lock Status Command – AL...........................................................................................160
4.9.1.9 Best Channel Selector – BCS.........................................................................................160
4.9.1.10 Bit Rate – BR ..................................................................................................................161
4.9.1.11 Combiner Control – CMB................................................................................................161
4.9.1.12 Clock Polarity – CP.........................................................................................................164
4.9.1.13 Downconverting Antenna – DA.......................................................................................164
4.9.1.14 Differential Decoding – DD .............................................................................................164
4.9.1.15 Digital Output Muting – DOM..........................................................................................165
4.9.1.16 Data Polarity – DP...........................................................................................................165

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4.9.1.17 Data Quality Encapsulation – DQ...................................................................................166
4.9.1.18 Derandomizer State – DR...............................................................................................167
4.9.1.19 Digital Status Output – DSO...........................................................................................168
4.9.1.20 Forward Error Correction – FEC.....................................................................................169
4.9.1.21 Force Lock Indication – FL..............................................................................................169
4.9.1.22 FM Demodulator Settings – FM......................................................................................170
4.9.1.22.1 FM Video Bandwidth Control – FM B..................................................................171
4.9.1.23 Front Panel Display Status – FPD..................................................................................171
4.9.1.24 Frequency – FR ..............................................................................................................172
4.9.1.25 Help Command – H.........................................................................................................172
4.9.1.26 Advanced Help Command – HA.....................................................................................172
4.9.1.27 IF Filter Control – IF........................................................................................................174
4.9.1.28 Low Density Parity Check – LDPC .................................................................................174
4.9.1.29 Modulation Index – MI.....................................................................................................175
4.9.1.30 Modulation – MO.............................................................................................................176
4.9.1.31 Output Clock Measurement – OCM................................................................................178
4.9.1.32 PCM Decoding – PDC ....................................................................................................178
4.9.1.33 Receiver Channel Parameters........................................................................................178
4.9.1.33.1 Parameters Erase – PER....................................................................................179
4.9.1.33.2 All Parameters Erase – PERA ............................................................................179
4.9.1.33.3 Parameter Load – PLD .......................................................................................179
4.9.1.33.4 Parameter Reset – PRS......................................................................................179
4.9.1.33.5 Parameters Save – PSV .....................................................................................179
4.9.1.33.6 RF Path Attenuation – RFA.................................................................................179
4.9.1.33.7 Reset to Factory Defaults – RFD........................................................................180
4.9.1.34 Power Level – PL............................................................................................................180
4.9.1.35 Phase Noise Compensation – PNC................................................................................181
4.9.1.36 Query Temperature – QT................................................................................................182
4.9.1.37 Signal Degradation Information – SDI ............................................................................182
4.9.1.38 Spectrum Inversion – SI..................................................................................................184
4.9.1.39 Show Serial Number – SN..............................................................................................184
4.9.1.40 Save Parameters – SV ...................................................................................................184
4.9.1.41 System Status Tracking – SYS.......................................................................................185
4.9.1.42 Tape Out – TO................................................................................................................187
4.9.1.43 Time of Day – TOD.........................................................................................................189
4.9.1.44 Show Options – UP.........................................................................................................189
4.9.1.45 Version – VE...................................................................................................................190
4.9.1.46 Viterbi Forget Factor – VFF ............................................................................................190

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5Performance Specifications...............................................................................................................191
5.1 Power.......................................................................................................................................191
5.2 RF Frequency Error.................................................................................................................191
5.3 Bit Error Rate...........................................................................................................................191
5.4 Synchronization .......................................................................................................................192
5.5 RF Input...................................................................................................................................194
5.5.1 Additional Band Codes........................................................................................................195
6Maintenance Instructions...................................................................................................................196
7Product Warranty...............................................................................................................................197
8Technical Support and RMA Requests .............................................................................................198
9Appendix A – Bit Error Rate Testing..................................................................................................199
9.1 Test Noise Commands............................................................................................................203
10 Appendix B – Recommended AM and AGC Settings for ACU Interfaces.....................................205
10.1 AM and AGC............................................................................................................................205
10.2 AM AGC Compensation ..........................................................................................................205
10.3 Recommended Settings ..........................................................................................................205
11 Appendix C – Phase Noise Compensation....................................................................................207
11.1 Trellis Demodulation Basics ....................................................................................................207
11.1.1 Trellis Demodulation Summary...........................................................................................208
11.2 Phase Noise Impact.................................................................................................................209
11.3 Clock Jitter Impact...................................................................................................................209
11.4 When to Use PNC ...................................................................................................................209
11.5 Know Your Transmitter............................................................................................................210
12 Appendix D - PCM Framer/Deframer Function..............................................................................211
12.1 PCM Framer ............................................................................................................................211
12.2 PCM Deframer.........................................................................................................................212
13 Appendix E – How to Configure Tape Output................................................................................213
13.1 Overview..................................................................................................................................213
13.2 Commands...............................................................................................................................214
13.2.1 Notes...................................................................................................................................214
13.3 3U Connectors.........................................................................................................................214
13.4 Troubleshooting.......................................................................................................................215
14 Appendix F – Factory Reset Values ..............................................................................................217
15 Appendix G – Special Considerations for International Applications.............................................221
15.1 IP Address Separator ..............................................................................................................221
16 Appendix H - RDMS with -IP Option..............................................................................................224

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16.1 Overview..................................................................................................................................224
16.2 Hardware .................................................................................................................................224
16.3 Set Up TMoIP IP Address........................................................................................................226
16.4 Browser Interface.....................................................................................................................226
16.4.1 TMoIP Monitor/Configure Screen........................................................................................227
16.4.2 TMoIP Network Screen.......................................................................................................228
16.4.3 TMoIP Serial I/O Screen .....................................................................................................229
16.4.4 TMoIP Log Screen ..............................................................................................................229
16.4.5 TMoIP System Screen ........................................................................................................230
16.4.6 TMoIP About Screen...........................................................................................................230
17 Appendix I – RDMS Recovery Mode.............................................................................................231
17.1 Option 1 - Boot Existing Version..............................................................................................232
17.2 Option 2 - SD Card Update......................................................................................................233
17.3 Option 3 - Network Update......................................................................................................233
18 Appendix J – Acronym List.............................................................................................................235
List of Figures
Figure 1: Rack-Mount RDMS™ Part Number Construction .........................................................................2
Figure 2: Mechanical Drawing – 1U Front View............................................................................................9
Figure 3: Mechanical Drawing – 1U Top View (Dual-channel Connectors Shown) .....................................9
Figure 4: Mechanical Drawing – 3U Front View..........................................................................................10
Figure 5: Mechanical Drawing – 3U Top View (Dual-channel Connectors Shown) ...................................10
Figure 6: 1U Rear Panel .............................................................................................................................11
Figure 7: Rear Panel...................................................................................................................................12
Figure 8: 1U MDM-25 D-Sub Pin Locations for J23 and J9........................................................................16
Figure 9: Baseband Signal Timing..............................................................................................................17
Figure 10: Front Panel Diagram for Dual-Channel Configuration...............................................................20
Figure 11: Front Panel Keypad...................................................................................................................20
Figure 12: 3U Front Panel Graphics, DQM, Main Menu, and Virtual Keypad............................................21
Figure 13: Example PCM/FM Eye Pattern..................................................................................................21
Figure 14: Example SOQPSK Constellation...............................................................................................21
Figure 15: Waveform Graphics LCD with Locked PCM/FM Signal ............................................................22
Figure 16: Front Panel Navigation Keys.....................................................................................................22
Figure 17: Select Unit Key ..........................................................................................................................23
Figure 18: Active Main Menu Settings LCD................................................................................................23
Figure 19: Mode Display with Wait Message..............................................................................................24

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Figure 20: Front Panel Keypad...................................................................................................................25
Figure 21: Frequency Key on Front Panel..................................................................................................25
Figure 22: Main Menu, Frequency Setting..................................................................................................25
Figure 23: Frequency Entry Screen............................................................................................................26
Figure 24: Example Keypad Combination for Setting Frequency...............................................................26
Figure 25: Main Menu, Frequency Diversity Setting...................................................................................27
Figure 26: Main Menu, Mode Setting..........................................................................................................28
Figure 27: Rate Key on Front Panel ...........................................................................................................29
Figure 28: Main Menu, Bit Rate Setting......................................................................................................29
Figure 29: Bit Rate Entry Screen ................................................................................................................29
Figure 30: Example Keypad Combination for Setting Bit Rate...................................................................30
Figure 31: Main Menu, Combiner Setting...................................................................................................30
Figure 32: Main Menu, Data Setting...........................................................................................................31
Figure 33: Main Menu, Clock Setting..........................................................................................................31
Figure 34: Main Menu, Equalizer Setting....................................................................................................32
Figure 35: DQM Calibration Fixture Process..............................................................................................32
Figure 36: DQE Format...............................................................................................................................33
Figure 37: Main Menu, DQ Encapsulation..................................................................................................34
Figure 38: Main Menu, Derandomizer ........................................................................................................34
Figure 39: Derandomizer Selections, Non-LDPC.......................................................................................35
Figure 40: Derandomizer Selections, LDPC...............................................................................................35
Figure 41: Main Menu, Modulation Scaling – Tracking...............................................................................35
Figure 42: Red Eye Pattern Display – Tracking..........................................................................................35
Figure 43: Main Menu, Modulation Scaling – Hold.....................................................................................36
Figure 44: Green Eye Pattern Display – Hold.............................................................................................36
Figure 45: Main Menu, Modulation Scaling – Off........................................................................................37
Figure 46: Green Eye Pattern Display – Off ...............................................................................................37
Figure 47: Main Menu, Modulation Scaling – Acquire................................................................................37
Figure 48: Yellow Eye Pattern Display – Acquire .......................................................................................37
Figure 49: Main Menu, Modulation Persistence – Off.................................................................................38
Figure 50: Main Menu, Modulation Persistence – On.................................................................................38
Figure 51: Main Menu, Differential Decoding..............................................................................................39
Figure 52: Main Menu, AGC Menu Selection .............................................................................................39
Figure 53: AGC Menu, Polarity Highlighted................................................................................................40
Figure 54: AGC Menu, AGC Scale Selection and Entry Screens...............................................................40
Figure 55: Time Constant Selection and Time Constant Entry Screens ....................................................41
Figure 56: AGC Menu, AGC Freeze Selection...........................................................................................41