Cobra Electronics MR F55 Portable Radio User Manual


 
Nothing comes close to a Cobra
®
Advanced Operation
47
Scan
During Scan, the radio will rapidly switch from channel
to channel through all the channels. Whenever any activity
is detected, the radio will stop the scan for ten (10) seconds
to allow you to listen briefly on that channel. It will then
continue to scan unless you switch out of the
Scan mode.
NOTE
The radio must be squelched for Scan mode to
function. See page 36 for squelch procedure.
To Enter Scan:
1.
From Standby mode, press the Scan button.
The radio will immediately begin to scan the entire channel
map selected in the active channel map.
SCAN will show
on the LCD.
To Exit Scan:
1.
From Scan mode, press the Scan button.
This will return the radio to Standby mode on the last
scanned channel.
During Scan (while receiving an incoming transmission),
You Can Choose From The Following:
a.
Press the Talk button to remain on that channel and end
scanning. This will return the radio to Standby mode.
b. Press the Up/Down buttons to resume scanning.
If you do not press any buttons within ten (10) seconds,
your radio will automatically resume scanning.
During Scan (while not receiving a transmission):
a.
Press the Talk button to communicate on the last
channel scanned and return to Standby mode.
Operating Your Radio
Scan Button
Scan
88
15
30
60
75
Scanning
46
English
Advanced Operation
Dual-Watch
Dual-Watch gives you one (1) button access to scan the two (2) locations of most
importance to you. Channel 16 will always be included as a scanned location. The
remaining location will be the VHF channel in effect when you enter
Dual-Watch mode.
NOTE
The radio must be squelched for dual-watch to function. See page 36
for squelch procedure.
To Enter Dual-Watch Mode:
1.
In Standby mode, use the Up/Down buttons to go
to the channel you want to add as the second location
to be scanned.
2. Press the Dual-Watch button.
Dual-watch will be indicated on the LCD and the radio
will scan between Channel 16 and the second dual-watch
location you selected. A signal on any one (1) of the two (2)
channels will stop the scan to allow you to listen to the traffic
on the channel. The channel number will be displayed on
the LCD.
To Exit Dual-Watch Mode:
1. Press the Dual-Watch button. The radio will
return to Standby mode.
During Dual-Watch (while receiving an incoming
transmission), You Can Choose From The Following:
a.
Press the Talk button to remain on that
dual-watch location and return to Standby mode.
b. Press the Up/Down buttons to resume scanning
dual-watch locations.
If you do not press any buttons, your radio will
automatically resume scanning dual-watch locations
when the incoming transmission is complete.
During Dual-Watch (while not receiving a transmission):
a.
Press the Talk button to communicate on the last
dual-watch location scanned and return to Standby mode.
Operating Your Radio
Dual-Watch Button
Standby Mode
Dual-Watch Mode