Operating instructions
Operation
Operation
27
26
 Full clockwise rotation closes the gate  
allowing only very strong signals to enter. 
 Full counterclockwise rotation opens the “gate” 
allowing all signals in. 
Dimmer Control
Setting Squelch 
Squelch is the “control gate” for incoming signals. 
Dimmer Control
1
2
1
 Press Dim/Esc button to toggle between day 
and night settings. 
  See setting instructions on page 19.
NOISE
WEAK SIGNALS
MEDIUM SIGNALS
STRONG SIGNALS
NOISE
WEAK SIGNALS
MEDIUM SIGNALS
STRONG SIGNALS
GATE 
OPEN
NOISE
WEAK SIGNALS
MEDIUM SIGNALS
STRONG SIGNALS
Gate open
NOISE
WEAK SIGNALS
MEDIUM SIGNALS
STRONG SIGNALS
GATE CLOSED
Gate closed
Setting Squelch
SIG
RF
+30dB
1
1.5
2
3
CAL
3
5
7
9
SWR
TX
RX
NB/ANL
MEMWX !
ANL
S/RF
SWR
CAL
CH 9/
 19
DIM
SCAN
Scan CB Channels
Scan CB 
Channels
To scan all 40 CB channels, the unit must be 
squelched. Press and release Scan/Mem Scan 
button once.
SIG
RF
+30dB
1
1.5
2
3
CAL
3
5
7
9
SWR
TX
RX
NB/ANL
ANL
S/RF
SWR
CAL
CH 9/
 19
CB/ WX/
DIM
SCAN
PA
CB SCAN
27.405 
Scan Memory Channels
To scan memory channels, press and release 
Scan/Mem Scan button twice.
Scan Memory 
Channels
SIG
RF
+30dB
1
1.5
2
3
CAL
3
5
7
9
SWR
TX
RX
NB/ANL
MEM
ANL
S/RF
SWR
CAL
CH 9/
 19
CB/ WX/
DIM
SCAN
PA
CB MEM SCAN
27.405 
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