Comtech EF Data CDM-600 Installation And Operation Manual page 26
Open network satellite modem (2.4 kbps – 20 mbps)
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Also See for CDM-600:
- Operating instructions manual (232 pages) ,
- Operator's manual (44 pages) ,
- Application note (5 pages)
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CDM-600 Satellite Modem
Revision 7
Preface
MN/CDM600.IOM
Figures
Figure 1-1. CDM-600 ............................................................................................................................... 1-1
Figure 2-1. Installation of the Optional Mounting Bracket, KT/6228-2..................................................... 2-3
Figure 3-1. CDM-600 Modem Block Diagram.......................................................................................... 3-2
Figure 4-1. Front Panel ............................................................................................................................ 4-1
Figure 4-2. Rear Panel............................................................................................................................. 4-2
Figure 4-3. Dimensional Envelope........................................................................................................... 4-6
Figure 6-1. Front Panel View ................................................................................................................... 6-1
Figure 6-2. Keypad................................................................................................................................... 6-3
Figure 6-3. Menu Trees............................................................................................................................ 6-4
Figure 6-4. Loopback Modes ................................................................................................................. 6-31
Figure 7-1. Viterbi Decoding .................................................................................................................. 7-13
Figure 7-2. Sequential Decoding 64 kbps............................................................................................. 7-14
Figure 7-3. Sequential Decoding 1024 kbps.......................................................................................... 7-15
Figure 7-4. Sequential Decoding 2048 kbps.......................................................................................... 7-16
Figure 7-5. Viterbi with concatenated R-S Outer Code ......................................................................... 7-17
Figure 7-6. Sequential with concatenated R-S Outer Code................................................................... 7-18
Figure 7-7. 8-PSK/TCM Rate 2/3 with and without concatenated RS Outer Code ............................... 7-19
Figure 7-10. Rate 1/2 QPSK, Rate 0.95 QPSK and Rate 0.95 8-PSK .................................................. 7-22
Figure 7-11. Rate 21/44 BPSK and Rate 5/16 BPSK Turbo.................................................................. 7-23
Figure 7-12. 16-QAM Viterbi, Rate 3/4 and Rate 7/8 with 220,200 RS Outer Code ............................. 7-24
Figure 7-13. Differential Encoding - No FEC, No Scrambling................................................................ 7-25
Figure 7-14. LDPC, Rate 1/2, BPSK, (O)QPSK..................................................................................... 7-26
Figure 7-15. LDPC, Rate 2/3, (O)QPSK/8-PSK/8-QAM ........................................................................ 7-27
Figure 7-16. LDPC, Rate 3/4, (O)QPSK/8-QAM....................................................................................7-28
Figure 7-17. LDPC, Rate 3/4, 8-PSK / 8-QAM....................................................................................... 7-29
Figure 10-1 Tx Clock Modes .................................................................................................................. 10-4
Figure 10-2 Rx Clock Modes ................................................................................................................. 10-5
Figure 10-3 Supported T1 and E1 Framing formats .............................................................................. 10-7
Figure 10-4 Drop and Insert Clocking .................................................................................................... 10-9
Figure 10-5. Single-Source Multiple Modems (Looming) ..................................................................... 10-10
Figure 10-6. Single-Source Multiple Modems (Daisy Chain)................................................................ 10-11
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