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CDM-600 Satellite Modem Revision 7
Preface MN/CDM600.IOM
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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 7-8. Comtech EF Data Turbo Product Codec Rate 3/4 QPSK/OQPSK, 8-PSK and 16-QAM..7–20
Figure 7-9. Comtech EF Data Turbo Product Codec Rate 7/8 QPSK/OQPSK, 8-PSK and 16-QAM..7–21
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