Comtech EF Data SLM-5650B, Installation And Operation Manual

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SLM-5650B Satellite Modem
Revision 2
Appendix C C–17 MN-SLM-5650B
Parameter
Type
Command
(Instruction
Code and
Qualifier)
Arguments for
Command or
Response to
Query
Description of Arguments
Response to
Command
Query
(Instruction
Code and
Qualifier)
Response to
Query
Tx Differential
Encoding
TDE= 1 byte Command or Query.
Tx Differential Encoding, where:
x = Tx Differential Encoding:
0 = Off
1 = On
Depending on FEC type or Modulation Type, not all selections will be
valid.
Example: TDE = 1 (selects Tx Differential Encoding On)
TDE=
TDE?
TDE*
TDE#
TDE? TDE=x
(see Description of
Arguments)
Tx Data Fault TDF= 1 byte Command or Query.
Transmit Data Fault, where:
0 = None
1 = DATA
2 = AIS
Example: TDF=0 (selects Data Fault = None)
TDF =
TDF?
TDF*
TDF#
TDF? TDF=x
(see Description of
Arguments)
Tx Data Invert TDI= 1 byte Command or Query.
Invert Transmit Data, where:
0 = Normal
1 = Inverted
Example: TDI=1 (selects Inverted TX Data)
TDI =
TDI?
TDI*
TDI#
TDI? TDI=x
(see Description of
Arguments)
Tx Frequency TFQ= 9 bytes Command or Query.
Tx Frequency, 52 to 88 MHz, 104 to 176 MHz, and 950 to 2000 MHz
Resolution = 100Hz.
Example: TFQ = 0140.9872
TFQ=
TFQ?
TFQ*
TFQ#
TFQ? TFQ=xxxx.xxxx
(see Description of
Arguments)
Tx Power Level TPL= 5 bytes Command or Query.
Tx Output power level, where:
s = sign ( + / - )
xx.x = Tx Output power level, +10.0 and –40.0 dBm
Example: TPL=-13.4
TPL=
TPL?
TPL*
TPL#
TPL? TPL=sxx.x
(see Description of
Arguments)