Operation, Dimmer switch, Setting squelch – Cobra Electronics 29 WX NW BT User Manual
Page 10: Dimmer switch setting squelch, Ga t e
Full
clockwise rotation closes the gate
allowing only very strong signals to enter.
Full
counterclockwise rotation opens the
“gate” allowing all signals in.
To achieve the Desired Squelch Setting (DSS),
turn the Squelch control
counterclockwise
until you hear noise. Now turn the control
clockwise just until the noise stops. This is the
DSS setting.
Dimmer Switch
Setting Squelch
Squelch is the “control gate” for incoming signals.
19
Dimmer Switch
18
Operation
Operation
1
2
1
3
Rotate the
Dimmer knob clockwise for maxi-
mum brightness; counter-clockwise for minimum
SIG 1
3
5 7 9
+30dB
2
3
CAL
RF
SWR
RF
S / R F
S W R
C A L
N B /
A N L
A N L
O F F
C B
PA
C H 1 9
C H 9
N O R
M I N
M A X
M I N M A X
O F F
V O L
S Q L
CB
W X
29 WX NW
R
WEATHER
RF GAIN
DYNA
D I M
7
1
6
2
5
3
4
T BACK
NOISE
WEAK SIGNALS
MEDIUM SIGNALS
STRONG SIGNALS
G
A
T
E
C
L
O
S
E
D
NOISE
WEAK SIGNALS
MEDIUM SIGNALS
STRONG SIGNALS
NOISE
WEAK SIGNALS
MEDIUM SIGNALS
STRONG SIGNALS
G
A
T
E
O
P
E
N
NOISE
WEAK SIGNALS
MEDIUM SIGNALS
STRONG SIGNALS
NOISE
WEAK SIGNALS
MEDIUM SIGNALS
STRONG SIGNALS
G
A
T
E
Gate open
Gate set to Desired
Squelch Setting (DSS)
Gate closed
SIG 1
3
5 7 9
+30dB
2
3
CAL
RF
SWR
RF
S / R F
S W R
C A L
N B /
A N L
A N L
O F F
C B
PA
C H 1 9
C H 9
N O R
M I N M A X
M I N M A X
O F F
V O L S Q L
CB
W X
29 WX NW
RX/TX
WX
WEATHER
RF GAIN
DYNA D I M
7
1
6
2
5
3
4
ANT
T BACK SWR CAL
SIG 1
3
5 7 9
+30dB
2
3
CAL
RF
SWR
RF
S / R F
S W R
C A L
N B /
A N L
A N L
O F F
C B
PA
C H 1 9
C H 9
N O R
M I N M A X
M I N M A X
O F F
V O L S Q L
CB
W X
29 WX NW
RX/TX
WX
WEATHER
RF GAIN
DYNA D I M
7
1
6
2
5
3
4
ANT
T BACK SWR CAL
Setting Squelch
SIG 1
3
5 7 9
+30dB
2
3
CAL
RF
SWR
RF
S / R F
S W R
C A L
N B /
A N L
A N L
O F F
C B
PA
C H 1 9
C H 9
N O R
M I N M A X
M I N M A X
O F F
V O L S Q L
CB
W X
29 WX NW
RX/TX
WX
WEATHER
RF GAIN
DYNA D I M
7
1
6
2
5
3
4
ANT
T BACK SWR CAL
Note
The Dimmer controls the
brightness of the front panel,
signal strength meter and
channel display.
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