Comtech EF Data CDM-Qx Installation And Operation Manual page 14

Multi-channel satellite modem with doubletalk carrier-in-carrier
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CDM-Qx/QxL Multi-Channel Satellite Modem with DoubleTalk™ Carrier-in-Carrier®
Revision 7
Table of Contents
MN/CDMQX.IOM
Tables
Table 1-1. CDM-Qx/QxL Rear Panel Connectors - Base Chassis ............................................. 1-8
Table 1-2. FAST and FAST-accessible Hardware Options ...................................................... 1-12
Table 3-1. Rear Panel External Connections .............................................................................. 3-3
Table 3-2. 485/232 (Remote Control) Connector Pin Assignments ........................................... 3-5
Table 3-3. Alarms Interface Connector Pin Assignments .......................................................... 3-6
Table 3-4. Balanced G.703 Interface Connector Pin Assignments ............................................ 3-7
Table 3-5. RS-530 Data Interface Connector Pin Assignments ................................................. 3-8
Table 5-1. Prinicpal Menu Tree .................................................................................................. 5-7
Table 6-1. Viterbi Decoding Summary ....................................................................................... 7-2
Table 6-2. Concatenated Reed-Solomon Coding Summary ....................................................... 7-3
Table 6-3. 8-PSK/TCM Coding Summary ................................................................................. 7-4
Table 6-4. Available TPC Modes ............................................................................................... 7-5
Table 6-5. Turbo Product Coding processing delay comparison ................................................ 7-6
Table 6-6. Turbo Product Coding Summary ............................................................................... 7-7
Table 9-1. Rain Fade Degradation ............................................................................................ 9-11
Table 9-2. Link Parameters / Results ........................................................................................ 9-13
Antenna At Site 'B' .......................................................................................................... 9-14
Figures
Figure 1-2. CDM-Qx/QxL Open Network Satellite Modem Block Diagrams ......................................... 1-4
Figure 1-3. CDM-Qx/QxL Dimensional Envelope ................................................................................... 1-6
Figure 1-4. Front Panel View (CDM-Qx shown) ..................................................................................... 1-6
Figure 1-5. CDM-Qx/QxL Rear Panel View ............................................................................................ 1-7
Figure 1-6. Power Spectral Density Chart ............................................................................................. 1-15
Figure 2-1. Installation of Optional Rear-Mounting Support Brackets .................................................... 2-3
Figure 2-2. Installation of Optional Side-Railings (FP/SL0006) ............................................................. 2-4
Figure 3-1. CDM-Qx/QxL Rear Panel Configuration Examples .............................................................. 3-1
Figure 3-2. HSSI Interface Block Diagram ............................................................................................ 3-10
Figure 3-3. HSSI Interface Example ....................................................................................................... 3-11
Figure 4-1. Flash Update via Internet ....................................................................................................... 4-1
Figure 5-1. CDM-Qx/QxL - Front Panel View ........................................................................................ 5-1
Figure 5-2. CDM-Qx/QxL Keypad ........................................................................................................... 5-3
Figure 5-3. Loopback .............................................................................................................................. 5-51
Figure 6-1. CDM-Qx/QxL Multi-Channel Satellite Modem Home page ................................................. 6-8
Figure 6-2. Home | Contact Information page .......................................................................................... 6-9
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