Filter
Top Products
User Interfaces DMD15/DMD15L IBS/IDR Satellite Modem
4-10 TM051 – Rev. 5.8
Demod Data (menu):
Data Rate: {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.
Symbol Rate: Allows the user to view the Symbol Rate.
Conv Dec: {1/2 Rate VIT, 3/4 Rate VIT, 7/8 Rate VIT,
Optional encoders
1/2 Rate SEQ, 3/4 Rate SEQ , 7/8 Rate SEQ , 2/3 Rate
TRE (8PSK), Turbo (.793), Turbo (.495), 3/4 Rate
CSC}
Allows the user to select the Tx Code Rate and Type.
Diff Decode: {On, Off, EF Mode*}
Allows the user to enable or disable the Differential
Decoder. Having the decoder enabled ensures proper
phase lock.
*EF Mode is a special differential decoder mode that
allows compatibility with certain modems when
configured in QPSK modulation, and uncoded FEC.
Dscrmbl Sel: {None, V.35-IESS, V.35 CITT, V.35 EF, IBS, CCITT,
V.35FC, OM73, V.35EF_RS, TPC SCRAMBLER (Turbo
Codec)}
Allows the user to select the descrambler type.
Dscrmbl Ctrl {On, Off}
Allows the user to enable or disable the descrambler
operation.
Dmd Framing: {1/15 (IBS), 1/15 (Async), 96 Kbps (IDR), None}
Used with IDR, IBS, or Asynchronous Interface Only.
Allows the user to select the Framing Type.
Data Invert: {Terr, Base, Terr & Base}
Allows the user to invert the Rx Data polarity.
Symbol Pair: {None, Swapped}
Allows the user to swap the I&Q Channels.
(BPSK Mode Only)