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Main Icons
Operation
Operating Your Mobile Radio
Intro
Operation
Operation
Squelch
Intro
Operation
Customer
Warranty
Assistance
This control is used to cut off or eliminate receiver background noise in the absence
Installation
of an incoming signal. Adjust until the receiver noise disappears. This will require the
incoming signal to be slightly stronger than average receiver noise. Further clockwise
Secondary Icons
rotation will increase the threshold level which a signal must overcome in order to be
Customer
Installation
Assistance
heard. Only strong signals will be heard at a maximum clockwise setting.
Secondary Icons
Squelch is the "control gate" for incoming signals.
To squelch your radio:
Notice
Adjust Squelch/RF Gain Knob
1. Full clockwise rotation closes the gate,
Notice
Caution
Warning
2. Full counterclockwise rotation opens
3. To achieve the Desired Squelch Setting (DSS),
Gate Closed
Main Icons
Strong Signals
Medium Signals
Weak Signals
Noise
Intro
Operation
Customer
Warranty
Assistance
RF Gain
This control is used to adjust receiver sensitivity. Maximum sensitivity allows
weak signals to be received. However, very strong signals (such as from a nearby
Customer
Installation
Assistance
transmitter) can cause distortion at that setting. Adjust until the distortion disappears.
Secondary Icons
Reducing the receiver's RF Gain eliminates distortion from very strong incoming signals.
To set RF Gain:
Adjust Squelch/RF Gain Knob
1. Full counterclockwise rotation minimizes
Notice
Caution
Warning
2. To achieve the desired level of distortion control,
3. After moving away from the strong signal,
English
6
Customer
Warranty
Assistance
Customer
Assistance
Caution
Warning
allowing only very strong signals to enter.
the "gate," allowing all signals in.
turn the Squelch control counterclockwise until
you hear noise. Now turn the control clockwise
just until the noise stops. This is the DSS setting.
Gate Open
Desired Squelch Setting (DSS)
Strong Signals
Strong Signals
Medium Signals
Medium Signals
Weak Signals
Weak Signals
Noise
Noise
gain for maximum distortion control.
turn the RF Gain knob counterclockwise until
the distortion is eliminated.
turn the RF Gain knob fully clockwise to
receive all possible signals.
Secondary Icons
Operating Your Mobile Radio
Intro
Operation
•
Channel Selector Knob
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Secondary Icons
Main Icons
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s t
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Channel 9/NOR/Channel 19 Button
s
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Intro
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N
CB/PA Button
Secondary Icons
s
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I c
S/RF Power Meter
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TX Indicator
s t
I n
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s s
A
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Customer
Installation
Assistance
Operation
s
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Operation
Customer
Warranty
Assistance
Selecting a Channel
Rotate the Channel knob clockwise
Notice
Customer
Caution
Warning
Installation
until desired channel is displayed.
t r
I n
Assistance
Notice
Caution
Warning
Channel 9/NOR/Channel 19
I c
y
a r
d
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o
c
e
S
Set CH 9 to obtain instant access
Operation
Customer
to the emergency channel.
Warranty
Assistance
Set NOR position to use the channel knob
to choose any of the 40 channels.
Set CH 19 to obtain instant access to
Customer
the information and calling channel.
Installation
Assistance
CB/PA
In the CB position, the PA function is disabled
and the unit will transmit and receive on the
selected channel. The PA function should not
be used unless a PA speaker is connected. In the
Notice
Caution
Warning
n
a i
M
PA position, the transmit function is disabled and
the microphone output will go only to the PA speaker.
S/RF Power Meter
Shows relative transmitter RF output power
and input signal strength when receiving.
The Liquid Crystal Display (LCD) segments
increase with signal strength.
TX Indicator
The TX Indicator will light when in the
transmit mode. "Busy" will appear when
o
c
e
S
there is an incoming signal.
•
Nothing comes close to a Cobra
®
7
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