Radio Shack 21-1703 A Marine Radio user manual

Mini Mobile CB Radio

Thank you for purchasing your Mini Mobile CB Radio from RadioShack.

Please read this users guide before installing, setting up and using your new

Whats Included

3mm Self-tapping Screw (2)

Microphone

Spring Washer (2 big + 4 small)

Plain Washer (2 big + 4 small)

Mounting Bracket

Nut (2 big + 2 small)

5mm Machine Screw (2)

Mounting Knob (2)

3mm Machine Screw (2)

Rubber Washer (2)

5mm Self-tapping Screw (2)

Users Guide

Product Features...

Attaching the Microphone Holder...

Mounting the Transceiver...

Connecting an Antenna...

Connecting the Microphone ...

Connecting an External Speaker ...

Using Vehicle Battery Power...

Using the Transceiver ...

Operation...

Receiving Transmissions and Adjusting Squelch...

Transmitting...

Selecting the Emergency Channel ...

Operational Hints ...

Common Uses for CB Radios ...

Transmission Courtesy ...

Using Common-Codes ...

Maximum Range...

Additional Information...

Troubleshooting...

Reducing Noise ...

Care and Service ...

Replacing the Fuse ...

SHFLFDWLRQV ...

RF Emissions Information ...

Limited Warranty ...

Product Features

Product Features

Push to Talk (PTT)

Microphone

Channel Display

Shows the current

Rotate to select frequency.

Rotate to increase or decrease the speaker

OUT CH9 CH19

Switch to move between standard frequencies and emergency channels.

Shows when the radio is transmitting (TX), or receiving (RX).

Rotate to adjust the amount of background noise.

Other Features

Full Legal Power gives you the greatest available range.

Automatic Noise Limiter reduces impulse-type noises while receiving.

External Speaker Jack provides a connection for an external speaker.

Phase-Locked Loop (PLL) Frequency Synthesizer provides highly accurate and stable tuning.

Two Built-In Ceramic Filters ensure superior channel selectivity and freedom from adjacent channel interference.

Automatic Modulation Control prevents the transmitter signal from overmodulating and distorting.

Attaching the Microphone Holder

You can attach the microphone holder to either side of the transceiver or to another location in your vehicle.

To attach the holder to either side of the transceiver, secure the holder to the side using the supplied 3mm self-tapping screws, and spring washers.

Spring washer

3mm self-tapping

To attach the holder to another location in the vehicle, such as the dashboard, follow these steps.

1. Using the holder as a template, mark the positions for the mounting screw holes at the desired location.

At each marked position, drill a hole slightly smaller than the supplied mounting screws.

Attach the holder at the mounting location using the supplied 3mm machine screws, spring washers, plain washers, and nuts.

Note: If you cannot reach behind the mounting surface to attach the nuts on the machine screws, use the supplied 3mm plain washers and self-tapping

Mounting the Transceiver

If you use this CB in a vehicle, mount it securely to avoid damage to the CB or vehicle, or inju