Comtech EF Data CDM-Qx Installation And Operation Manual page 227

CDM-Qx/QxL Multi-Channel Satellite Modem with DoubleTalk™ Carrier-in-Carrier®
Appendix C
Command Arguments
Parameter (Instruction for Command
Type Code and or Response
Qualifier) to Query
TX Power TPL= 4 bytes
Level
TX Reed- TRS= 1 byte
Solomon (n,
k) values
TX TSC= 1 byte, value
Scrambler of 0, 1, 2
TX Spectrum TSI= 1 byte, value
Invert of 0, 1
TX roll-off TXA= 1 byte
(alpha) factor
Description of Arguments
Command or Query.
TX Output power level between -5 and –25 dBm (minus sign
assumed)
Example: TPL=13.4
(Command not valid in AUPC mode)
Note: When output power level is enabled: Power level
configuration is not allowed. Response will be TPL*. The response
to the query TPL? Will be the adjusted levelled value.
Command or Query.
TX Reed-Solomon (n, k) values in the form x, where:
0=Unframed closed network (220,200)
1=EFD closed network (225,205)
2=IESS-310 compatible operation (219,201)
3=EDMAC mode, closed (200,180) – EDMAC only
Notes:
1. Selection is valid only when TFT=2 or TFT=5.
2. For D&I++, selection 0,1, and 2 are supported.
Command or Query.
Tx Scrambler state in the form x, where:
0=Off
1=ON (Default scrambler type)
2=ON IESS-315 (Turbo Only)
Example: TSC=1 (Scrambler one)
Command or Query.
TX Spectrum Invert Selection in the form x, where:
0=Normal
1=TX Spectrum Invert
Example: TSI=0 (Normal)
Command or Query.
Tx roll-off (alpha) factor in the form x, where:
0=20%
1=35% (default)
Response to
Command
TPL=
TPL?
TPL*
TPL#
TPL$
TPL^
TPL@
TRS=
TRS?
TRS*
TRS#
TRS$
TRS^
TRS@
TSC=
TSC?
TSC*
TSC#
TSC$
TSC^
TSC@
TSI=
TSI?
TSI*
TSI#
TSI$
TSI^
TSI@
TXA=
TXA?
TXA*
TXA#
TXA$
TXA^
TXA@
C–9
Revision 7
MN/CDMQX.IOM
Query
(Instruction
Response to Query
Code and
Qualifier)
TPL? TPL=xx.x
(see Description of
Arguments)
TRS? TRS=x
(see Description of
Arguments)
TSC? TSC=x
(see Description of
Arguments)
TSI? TSI=x
(see Description of
Arguments)
TXA TXA=x
(see Description of
Arguments)