Comtech EF Data CDM-750 Installation And Operation Manual page 206

CDM-750 Advanced High-Speed Trunking Modem
Appendix D
Command
Parameter Number of
(Instruction
Type Arguments
& Qualifier)
Tx TSR= 10 bytes, numeric
Symbol Rate
Tx Terminal N/A 10 bytes
(Satellite)
Frequency
Tx Carrier State TXO= 1 byte
Description of Arguments
Command or Query.
Tx Symbol Rate in Ksps in the form ssssss.sss:
Valid ranges:
QPSK/8PSK – 1 to 63Msps
16APSK – 1 to 47Msps
32APSK – 1 to 38Msps
Note: If the Symbol Rate is set, then the Data Rate rate will be automatically
calculated and updated.
Query only.
Terminal (Satellite) Tx Frequency (which is the frequency transmitted to the
satellite), in the form xxxxx.xxxx:
Resolution=100 Hz
Returns 00000.0000 if LO is zero
Example: TTF=11650.2249
Command or Query.
Tx Carrier State in the form x, where:
0=OFF due to front panel or remote control command
1=ON
Note: arguments indicated with a * are status-only. They are not valid as a
command, and are not indicated in MGC? response.
Example: TXO=1 (Tx Carrier ON)
D–10
Query
Response to
(Instruction & Response to Query
Command
Qualifier)
TSR? TSR? TSR=xxxxxx.xxx
TSR= (see Description of
TSR* Arguments)
TSR#
N/A TTF? TTF=xxxxx.xxxx
(see Description of
Arguments)
TXO= TXO? TXO=x
TXO? (see Description of
Arguments)
TXO*
TXO#
Revision 1
MN-CDM750