Cobra Electronics Cobra 29 NW ST specifications Dimmer Switch Dimmer Switch, Setting Squelch

Operation Operation

Dimmer Switch Dimmer Switch

29 NW ST

TONE

H I

N O R

D I M M E R

Gate open

STRONG SIGNALS

MEDIUM SIGNALS

Note

The Dimmer controls the

29 NW ST

TONE

H I

R

C H 9

N O R

M I N M A

WEAK SIGNALS

brightness of the front panel, signal strength meter and channel display.

Setting Squelch

Gate closed

D Y N A M I K E R F G A I N D I M M E R

M I N M A X

1Rotate the Dimmer knob clockwise for maxi- mum brightness; counter-clockwise for minimum.

Setting Squelch

Squelch is the “control gate” for incoming signals.

29 NW ST

2Full counterclockwise rotation opens the “gate” allowing all signals in.

29 NW ST

TONE

H I

N O R

D I M M E R

M I N M A

NOISE

O P E N

G AT E

Gate set to Desired Squelch Setting (DSS)

STRONG SIGNALS

STRONG SIGNALS

MEDIUM SIGNALS	D
	L O S E
WEAK SIGNALS
	C
NOISE	AT E
	G

TONE

H I

N O R

D I M M E R

M I N M

1Full clockwise rotation closes the gate allowing only very strong signals to enter.

3To 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.

MEDIUM SIGNALS

WEAK SIGNALS

NOISE

G AT E

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