Dimmer Switch; Setting Squelch - Cobra 29 WX NW BT Operating Instructions Manual

Operation

Dimmer Switch

Dimmer Switch
Note
The Dimmer controls the
brightness of the front panel,
signal strength meter and
channel display.
1

Setting Squelch

Setting Squelch
Squelch is the "control gate" for incoming signals.
Gate closed
STRONG SIGNALS
MEDIUM SIGNALS
WEAK SIGNALS
1
NOISE
18
29 WX NW
N B /
SWR 2 3 CAL S / R F
C B
A N L
RF RF
S W R A N L
SIG 1 3 5 7 9 +30dB
PA
O F F
C A L
RF GAIN
V O L S Q L DYNA DI M
O F F M I N M A X M I N M A X
Rotate the Dimmer knob clockwise for maxi-
mum brightness; counter-clockwise for minimum
SWR 2 3 CAL S / R F N B /
A N L
RF RF
S W R A N L
SIG 1 3 5 7 9 +30dB
C A L O F F
V O L S Q L DYNA DI M RF GAIN
O F F M I N M A X M I N
Full clockwise rotation closes the gate
allowing only very strong signals to enter.
SWR
RF RF
SIG 1
C H 1 9
CB
R
C H 9
W X
N O R
WEATHER T BACK
2 Full counterclockwise rotation opens the
3 4
2 5
"gate" allowing all signals in.
1 6
7
SWR
RF RF
SIG 1
29 WX NW
C H 1 9
To achieve the Desired Squelch Setting (DSS),
3
CB
C B
ANT
RX/TX
C H 9
turn the Squelch control
WX
W X
PA
N O R
until you hear noise. Now turn the control
T BACK SWR CAL
WEATHER
clockwise just until the noise stops. This is the
3 4
2 5
DSS setting.
1 6
7
M A X
29 WX NW
S / R F N B /
2 3 CAL
CB
C B
A N L
A N L
S W R
3 5 7 9 +30dB
W X
PA
C A L O F F
V O L S Q L DYNA DIM RF GAIN WEATHER
2
1
O F F M I N M A X M I N M A X
29 WX NW
2 3 CAL S / R F N B /
CB
C B
A N L
A N L
S W R
3 5 7 9 +30dB
W X
PA
C A L O F F
V O L S Q L DYNA DIM RF GAIN WEATHER
2
1
O F F M I N M A X M I N M A X
counterclockwise
Operation
Gate open
C H 1 9
STRONG SIGNALS STRONG SIGNALS STRONG SIGNALS
RX/TX ANT
C H 9
WX
N O R
T BACK SWR CAL
MEDIUM SIGNALS MEDIUM SIGNALS MEDIUM SIGNALS
3 4
5
6
7
WEAK SIGNALS WEAK SIGNALS WEAK SIGNALS
NOISE NOISE NOISE
C H 1 9
ANT
RX/TX
C H 9
WX
N O R
T BACK SWR CAL
Gate set to Desired
3 4
5
Squelch Setting (DSS)
6
7
STRONG SIGNALS
MEDIUM SIGNALS
WEAK SIGNALS
NOISE
19