3 plesiochronous buffer, 4 monitor and control – Comtech EF Data DMD-2050E User Manual
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DMD2050E Universal Satellite Modem
Technical Specifications
MN-DMD2050E Revision 2
7–3
Demodulator Specifications
Turbo (OQPSK/QPSK)
{1/2, 3/4, 7/8} ≤ 20Mbps
Turbo (8-PSK/8-QAM)
{3/4, 7/8} ≤ 20Mbps
Turbo (16-QAM)
{3/4, 7/8} ≤ 20Mbps
DVB VIT
{2/3, 5/6}
DVB Trellis
{3/4, 5/6, 7/8, 8/9}
LDPC (BPSK)
{1/2}
LDPC (OQPSK/QPSK)
{1/2, 2/3, 3/4}
LDPC (8-PSK/8-QAM)
{2/3, 3/4}
LDPC (16-QAM)
{3/4}
STANAG Turbo (B/QPSK)
{1/2, 2/3, 3/4, 7/8, 19/20, None}
STANAG Turbo (8-PSK-PSK)
{1/2, 2/3, 3/4, 7/8, 19/20, None}
STANAG Turbo (16-APSK)
{1/2, 2/3, 3/4, 7/8, 19/20, None}
Decoder Options
Reed-Solomon INTELSAT (DVB Optional)
Custom (N, K) Reed-Solomon
Descrambler
OM-73, CCITT V.35 or IBS
Sweep Range
Programmable ±1 kHz to ± 255 kHz
Reacquisition Range
Programmable ±1 Hz to 65500 Hz
Sweep Delay Value
0 to 6500 seconds in 100 msec Steps
7.3 Plesiochronous Buffer
Size
0 msec to 64 msec
Centering
Automatic on Underflow/Overflow
Centering Modes
IBS: Integral Number of Frames
IDR: Integral Number of Multi-Frames
Clock
Transmit, External, Rx Recovered or SCT (Internal)
7.4 Monitor and Control
Ethernet 10 BaseT/Web Browser
Remote RS-485/Terminal RS-232/DMD15 Protocol Compatible