Dmd20 Demodulator - Radyne DMD20 Installation And Operation Manual

Appendix B
B.0.2.2 DMD20 Demodulator
Opcode: <2401h>
<1> Number of nonvol
bytes
<1> Network Spec.
<4> Frequency
<2> Sweep Delay
<4> Data Rate
<1> Sweep Boundary
<1> Input Level Limit
<2> StrapCode
<1> Filter Mask
<1> Demodulation Type
<1> Convolutional
Decoder
<1> ReedSolomon
<1> Differential Decoder
B-22
Query a demodulator's configuration and status
Query Response
0 = Closed Net. 1 = IDR, 2 = IBS, 3 = D&I
Selects the IF Frequency in Hz. The range is 50 MHz to 180
MHz for the 70/140 MHz type modems and 950 MHz to 1750
MHz for the L-Band Modems.
Binary value, 0.1 second steps
Binary value, 1 bps steps
Sweep limits. Max of ± 32 kHz in kHz steps 1 - 32
Lower level limit, binary value, 1dB steps. Reserved.
Example: 15 = -15 dBm
Binary value
0 = INTELSAT, 1 = EUTELSAT, 2 = CLOSED NET1
0 = QPSK, 1 = BPSK, 2 = 8PSK, 3 = 16QAM, 4 = OQPSK
0 = None
1 = Viterbi 1/2 Rate
2 = Viterbi 2/3 Rate
3 = Viterbi 3/4 Rate
4 = Viterbi 5/6 Rate
5 = Viterbi 7/8 Rate
6 = Viterbi 8/9 Rate
7 = Sequential 1/2 Rate
8 = Sequential 2/3 Rate
9 = Sequential 3/4 Rate
10 = Sequential 5/6 Rate
11 = Sequential 7/8 Rate
12 = Sequential 8/9 Rate
13 = Trellis 1/2 Rate
14 = Trellis 2/3 Rate
15 = Trellis 3/4 Rate
16 = Trellis 5/6 Rate
17 = Trellis 7/8 Rate
18 = Trellis 8/9 Rate
19 = ComStream SEQ 3/4 Rate
20 = TPC .793 2D
21 = TPC .495 3D
22 = TPC .325 3D
0 = Disable, 1 = Enable
0 = Off, 1 = On
DMD20 Universal Satellite Modem
TM105 – Rev. 1.1