Comtech EF Data CDM-570L Installation And Operation Manual page 7

Comtech EFData Documentation Update
Subject:
Date:
Part Number:
Related Document:
Collating Instructions:
Comments:
This information will be incorporated into the next revision.
Change Specifics:
Operating Transparent, Closed Network, IESS-315 (VSAT Turbo)
modes Proprietary EDMAC framed mode:
* 5% overhead – all modes except BPSK Turbo, Rate 1/2 OQPSK Turbo, and data rates, <2.048 Mbps
* 1.5% overhead - Rate 21/44, 5/16 Turbo, Rate 1/2 OQPSK Turbo, and all other rates >2.048 Mbps
* 1.6% overhead – EDMAC-2 – all data rates
R-S Outer Codec (optional)
* 220,200 outer code (transparent mode)
* 200,180 outer code (EDMAC modes)
Turbo Product Codec (optional):
* Rate 21/44 BPSK
* Rate 5/16 BPSK
* Rate 21/44 QPSK/OQPSK
* Rate 3/4 QPSK/OQPSK/8-PSK/16-QAM
* Rate 7/8 QPSK/OQPSK/8-PSK/16-QAM
* Rate 0.95 QPSK/OQPSK/8-PSK (exact Code Rate is actually 0.944)
LDPC (planned future upgrade – consult Factory for latest information)
Automatic Uplink Power Control (AUPC) mode
Filename: T_ERRATA
Errata C
Change Operating Modes for: Proprietary EDMAC framed mode
November 8, 2004
MN/CDM570L.EC1
CDM-570L Rev. 1, dated July 12, 2004 MN/CDM570L.IOM
L-Band Satellite Modem with Optional IP Module
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