Radyne DMD15 Installation And Operation Manual page 61

User Interfaces
Demod Data (menu):
Data Rate:
Symbol Rate:
Conv Dec:
Diff Decode:
Dscrmbl Sel:
Dscrmbl Ctrl
Dmd Framing:
Data Invert:
Symbol Pair:
4-10
DMD15/DMD15L IBS/IDR Satellite Modem
{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.
{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.
{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.
{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.
{On, Off}
Allows the user to enable or disable the descrambler
operation.
{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.
{Terr, Base, Terr & Base}
Allows the user to invert the Rx Data polarity.
{None, Swapped}
Allows the user to swap the I&Q Channels.
(BPSK Mode Only)
TM051 – Rev. 5.8