Comtech EF Data SDM-300A - Manual (Page 206)

SDM-300A Satellite Modem Revision 6
Front Panel Operation MN/SDM300A.IOM
5–112
Table 5-3. Custom Modem Defaults (Continued)
Utility
Modulator Demodulator
Data Rate A Date Rate A
TX Rate A 64 kbps, QPSK 1/2 RX Rate A 64 kbps, QPSK 1/2
TX Rate B 128 kbps, QPSK 1/2 RX Rate B 128 kbps, QPSK 1/2
TX Rate C 256 kbps, QPSK 1/2 RX Rate C 256 kbps, QPSK 1/2
TX Rate D 512 kbps, QPSK 1/2 RX Rate D 512 kbps, QPSK 1/2
TX Rate V 38.4 kbps, QPSK 1/2 RX Rate V 38.4 kbps, QPSK 1/2
MOD Power Offset 0 dB Demodulator Type INTERNAL Open
Modulator Type INTELSAT Open Decoder Type Viterbi
Encoder Type Turbo RX BPSK Ordering Standard
TX BPSK Ordering Standard DEMOD Spectrum Normal
MOD Spectrum Normal RX-RS Interleave 8 deep
TX-RS Interleave 8 deep RX-IESS-310 Mode Off
TX-RS Duplex (Alternate) N=225, K=205, I=8 RX-IESS-315 Mode Off
TX-RS Duplex Default RX-RS Duplex (Alternate) N=225, K=205, I=8
TX-IESS-310 Mode Off RX-RS Duplex Default
TX-IESS-315 Mode Off RX Symbol Rate 64 ksps
TX Symbol Rate 64 Ksps RX Mode Continuous
TX Mode Continuous Max Packet Size 2048
Utility Interface
TX Overhead Type None Backward Alarm RX #4 On
RX Overhead Type None Backward Alarm RX #3 On
TX Terr Interface RS422 Backward Alarm RX #2 On
RX Terr Interface RS422 Backward Alarm RX #1 On
Buffer Program Bits Backward Alarm TX #4 On
Framing Structure T1 Framing Structure: G.704
E1 Framing Structure: G.704 Backward Alarm TX #3 On
RTS TX-IF CNTRL Off Backward Alarm TX #2 On
TX Data Phase Normal Backward Alarm TX #1 On
RX Data Phase Normal ASYNC TX Type RS232
E1 Insert CRC On ASYNC RX Type RS232
IDR TX ESC Type 2-32k Audio
IDR RX ESC Type 2-32k Audio
CTS Delay