Crown Broadcast FM 20/100 W, user manual– 05/2013
Page 72
Crown Broadcast, a division of International Radio & Electronics Corporation 25166 Leer Drive, Elkhart, Indiana, 46514-5425 USA
Ph +1 (574) 262 8900
6.2.4. Transmitter
commands
NAME
Access
(R/W)
Possible value on the serial
port of the unit
Comments
TX.1DB R/W [0..9999]
Sets the triggering threshold for the 1 dB alarm. Example "250"
=> 250 W
TX.3DB R/W [0..9999]
Sets the triggering threshold for the 3 dB alarm. Example "250"
=> 250 W
TX.3DB.AUTO
R/W
"ON" or "OFF"
If ON set the 3 dB level to TX.PWR/2. If TX.3DB is modified,
switches automatically to OFF
TX.ALARM.1DB
R
"ON" or "OFF"
ON => 1 dB alarm, OFF => No alarm.
TX.ALARM.3DB
R
"ON" or "OFF"
ON => 3 dB alarm, OFF => No alarm.
TX.ALARM.VSWR
R
"ON" or "OFF"
ON => VSWR alarm, OFF => No alarm
TX.ALARM.VSWR
TRIP
R/W
"ON" or "OFF"
Indicates if there has been a VSWR trip default
TX.FAULT
R
"FAULT" or "OK"
Fault state of transmitter
TX.FREQ
R/W
87.5 to 108
Working frequency of the modulator in MHz. Ex: 102.4
TX.INTERLOCK
R
"CLOSE" or "OPEN"
State of the safety loop
TX.LINK
R
"OPEN" or "CLOSE"
State of the CAN bus link
TX.MODE
R
"LOCAL" or "REMOTE"
Single transmitter, indicates the local or remote mode
TX.NAME R/W
XXXX
X=[A…Z]
Transmitter
name
TX.OPMODE
R/W
"ON" or "OFF"
Single transmitter control
TX.PCAP
R
[0..999]
Amplifier nominal power: example "300"=>300W
TX.PFWD
R
[0..9999]
Measure of forward power. examples: "20" or "300" => 300W
TX.PREF
R
xxx.x x=[0..9]
Measure of reflected power: "20" => 2W
TX.PWR
R/W
[0..9999]
Sets the output power. From "0" .. "9999"
TX.RFPRESENT
R
"PRES" or "NOT PRES"
Indicates if the single transmitter output power is present
TX.SBY
R/W
"ON" or "OFF"
Enables/disables the standby mode
TX.TYPE
R
xxx x=[A..Z;0..9]
System type: example "1000-NT" For a 1000 W transmitter
with Nephtys central unit
TX.VSWR
R
XX.X X=[0..9]
VSWR measure "01.0" or "20.0"
TX.VSWR.MAX
R/W
XX.X X=[0..9]
Sets the triggering threshold for the VSWR alarm. Must be of
type "XXX"."020" => VSWR = 2. Do not use "2" or "1.4".
TX.VSWRTRIP
R/W
"ON" or "OFF"
Enables/disables reflected power safety
TX.WARNING
R
"ON" or "OFF"
Single transmitter. Warning state of single transmitter
