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OM20 Universal Outdoor Modem
Data Rate (bps):
Symbol Rate (sps):
INNER FEC
TPC Interleaver
Differential Encoding
Scrambler Selection
Scrambler Control
Satellite Framing
Terrestrial Framing
Data Polarity
Symbol Pair:
MN-OM20– Revision 5
{Refer to Technical Specs for Data Rates}
Allows the user to set the Data Rate in bps steps via the Front
Panel Arrows or Keypad.
Allows the user to view the Symbol Rate.
Viterbi
Optional FEC Rates:
Sequential
Trellis 8PSK
Turbo ≤ 5 Mbps
Turbo ≤ 20Mbps
Comstream Seq
DVB VIT
DVB Trellis
Allows the user to select the Rx Code Rate and Type.
{DISABLED, ENABLED}
Allows the user to disable or enable TPC Interleaver. Valid only
for Radyne turbo codes TPC.495 and TPC.793.
{ENABLED, DISABLE}
Allows the user to enable or disable the Differential Decoder.
Having the decoder enabled ensures proper phase lock. May not
be adjustable in some modes.
{NONE, V.35-IESS, V.35 CITT, V.35 EF, IBS w/Optional
Framing and optional Reed-Solomon, Reed-Solomon
Scrambler w/Optional Framing, CCITT, V.35FC, OM-73,
V.35EF_RS, TPC, DVB, EDMAC}
Allows the user to select the descrambler type.
{ON, OFF}
Allows the user to enable or disable the descrambler operation.
{1/15 (IBS), 1/15 (Async), 96 Kbps (IDR), EDMAC,
EFAUPC, SCC, None}
Used with IDR, IBS, or Asynchronous Interface Only.
Allows the user to select the Framing Type.
{NONE, 188, 204} DVB only
Allows the user to select the Receive Terrestrial Framing.
{INV. TERR & BASE, INV. BASEBAND, INV.TERR
DATA, NONE}
Allows the user to invert the Rx Data polarity.
Symbol Pair: {NONE, SWAPPED}
Allows the user to swap the I & Q Channels.
Web Browser/Remote Protocol
{1/2, 3/4, 7/8, None}
{1/2, 3/4, 7/8}
{2/3}
{.793, .495}
{1/2, 3/4, 7/8}
{3/4}
{1/2, 2/3, 3/4, 5/6, 7/8}
{2/3, 5/6, 8/9}
6–33
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