Radyne DMD20 Installation And Operation Manual page 57

DMD20 Universal Satellite Modem
DATA (menu)
DATA RATE (bps)
SYMB RATE
INNER FEC
DIFF CODING
SCRAMBLER SEL
SCRAMBLER CTRL
SAT FRAMING
DATA POLARITY
SYMBOL PAIR
ESC OVERHEAD
TM103 – Rev. 1.1
{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, NONE
Optional encoders
1/2 Rate SEQ, 3/4 Rate SEQ , 7/8 Rate SEQ , 2/3 Rate
TRE (8PSK), 3/4 Rate Turbo (.793), 1/2 Rate Turbo
(.495), 1/3 Rate Turbo (.325), 3/4 Rate CSC}
Allows the user to select the Tx Code Rate and Type.
{ENABLED, DISABLED}
Allows the user to enable or disable the Differential
Decoder. Having the decoder enabled ensures proper
phase lock.
{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
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.
{INV. TERR&BASE, INV. BASEBAND, INV.TERR
DATA, NONE}
Allows the user to invert the Rx Data polarity.
{NONE, SWAPPED}
Allows the user to swap the I&Q Channels.
(BPSK Mode Only)
{VOICE X2, DATA 64KBPS}
TBD
User Interfaces
4-9