Async/Aupc Operation; Table 3-8. Asynchronous Parameter Settings - Comtech EF Data SDM-300A Installation And Operation Manual

Operation
3.4.2.4

ASYNC/AUPC Operation

To operate in the Asynchronous/AUPC configuration, the following cards must be
installed in the modem:
•
•
The ASYNC/AUPC option is a FAST feature that must be enabled using the front panel
and the Utility Modem Type menu. Table 3-8 lists that are accessible once the
ASYNC/AUPC modem type is enabled.
Parameter
Modem Type
TX Data/Code Rate
TX-IF Output
RX Data/Code Rate
Encoder Type
Decoder Type
ASYNC TX Baud
ASYNC RX Baud
ASYNC TX Length
ASYNC RX Length
ASYNC TX Stop
ASYNC TX Parity
ASYNC RX Parity
Local AUPC
Nominal Power
Minimum Power
Maximum Power
Tracking Rate
Remote AUPC
AUPC Enable
Baseband Loopback
3–80
Overhead G.703/IDR/IBS/ASYNC/AUPC/D&I card (PL/5305-1)
50-pin D relay adapter card (PL/5509)

Table 3-8. Asynchronous Parameter Settings

Front Panel Setting
ASYNC
TX-V, BPSK 1/2 or QPSK
1/2, 3/4, or 7/8
ON
RX-V, BPSK 1/2 or QPSK
1/2, 3/4, or 7/8
Viterbi/Sequential
Viterbi/Sequential
110 to 38400 bit/s
110 to 38400 bit/s
5 to 8 bits
5 to 8 bits
1 or 2 bits
Even or Odd
Even or Odd
ON or OFF
-5 to -30 dBm
-5 to -30 dBm
-5 to -30 dBm
0.5 to 6.0 dBm/min.
ON or OFF
ON or OFF
ON or OFF
SDM-300A Satellite Modem
Reference Menu
Utility Modem Type
Configuration Monitor
Configuration Demodulator
Configuration Demodulator
Utility Modulator
Utility Demodulator
Configuration Interface
Configuration Interface
Configuration Interface
Configuration Interface
Configuration Interface
Configuration Interface
Configuration Interface
Configuration Local AUPC
Configuration Local AUPC
Configuration Local AUPC
Configuration Local AUPC
Configuration Local AUPC
Function Remote AUPC
Function Remote AUPC
Function Remote AUPC
Rev. 4