Comtech EF Data CDM-750 Installation And Operation Manual page 190

CDM-750 Advanced High-Speed Trunking Modem
Serial-based Remote Product Management
Command
Parameter Number of
(Instruction
Type Arguments
& Qualifier)
Tx Pilot TPI= 1 byte, value
of 0 or 1
Tx Pilot N/A 1 byte, value
Location of 0
Tx Power TPL= 4 bytes
Level
Tx Carrier TXO= 1 byte, value
State of 0 or 1
Description of Arguments
Command or Query.
Set or return Tx Pilot in the form x, where:
0 = Off
1 = On
Example: TPI=0 (selects Pilot Off)
NOTE: CEFD recommends that you use Pilots when running any 16-APSK or 32-APSK MODCOD. Additionally,
Pilots are recommended when the symbol rate is below 5000 Ksps.
Query only.
Returns Tx Pilot location in the form 0, where:
0 = Average Power
Example: TLP=0 (which returns Average Power)
Command or Query.
Set or return Tx Output power level (dBm) in the form sxx.x, where:
s = sign (+ or -)
xx.x = power level (dBm) in 0.1 db steps:
L-Band: 0 to -40 dBm
70/140 MHz: 0 to -25 dBm
Example: TPL=-13.4
Command or Query.
Set or return Tx Carrier State in the form x, where:
0 = OFF due to front panel or remote control command
1 = ON
Example: TXO=1 (Tx Carrier ON)
7–12
Revision 2
MN-CDM750
Query
Response to
(Instruction & Response to Query
Command
Qualifier)
TPI= TPI? TPI=x
TPI?
TPI*
TPI#
N/A TLP? TLP=0
TPL= TPL? TPL=sxx.x
TPL? (see Description of
TPL* Arguments)
TPL#
TXO= TXO? TXO=x
TXO? (see Description of
TXO* Arguments)
TXO#