Radio Shack 21-1703 A User Manual Download

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Thank you for purchasing your Mini Mobile CB Radio from

RadioShack

Please read this user’s guide before installing, setting up and using your new
product.

21-1703 A

CB Radio

Microphone

Holder

Mounting Bracket

5mm Machine Screw (2)

3mm Machine Screw (2)

5mm Self-tapping Screw (2)

3mm Self-tapping Screw (2)

Spring Washer (2 big + 4 small)

Plain Washer (2 big + 4 small)

Nut (2 big + 2 small)

Mounting Knob (2)

Rubber Washer (2)

User’s Guide

Mini Mobile CB Radio

What’s Included

Summary of Contents for 21-1703 A

Page 1: ...and using your new product 21 1703 A CB Radio Microphone Holder Mounting Bracket 5mm Machine Screw 2 3mm Machine Screw 2 5mm Self tapping Screw 2 3mm Self tapping Screw 2 Spring Washer 2 big 4 small P...

Page 2: ...ng the Transceiver 8 Operation 9 Receiving Transmissions and Adjusting Squelch 9 Transmitting 9 Selecting the Emergency Channel 9 Operational Hints 10 Common Uses for CB Radios 10 Transmission Courtes...

Page 3: ...superior channel selectivity and freedom from adjacent channel interference Automatic Modulation Control prevents the transmitter signal from over modulating and distorting Product Features TX RX Show...

Page 4: ...le 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 2 At each marked position drill a hole slightly sma...

Page 5: ...points The most common mounting location for this CB is under the vehicle s dashboard However if you plan to use the CB as a base station you can place it on a desk shelf or table see Using the Trans...

Page 6: ...he vehicle as far as possible from sources of electrical noise vertically To take advantage of your CB s maximum range you can adjust the antenna s standing wave ratio SWR using an SWR meter not suppl...

Page 7: ...ver pull on the microphone never pull on the microphone cable Connecting an External Speaker Your transceiver also can be connected to an external CB speaker not supplied Note When you connect an exte...

Page 8: ...connector Warning Use extreme caution when you install or remove a base station CB antenna If the antenna starts to fall let it go It could contact overhead power lines If the antenna touches a power...

Page 9: ...ween transmissions but you will also hear weak transmissions those not strong enough to break through a higher squelch setting Transmitting Follow steps 1 5 in Receiving Transmissions and Adjusting SQ...

Page 10: ...ring more fun for camping shing and other sports help locate a friend or nd out what s cooking back at camp Transmission Courtesy Wait for a pause in someone else s transmission before you ask for a b...

Page 11: ...is your location 10 21 Call ___ by telephone 10 22 Cancel last message 10 23 ___ arrived at the scene 10 24 ___ assignment complete 10 25 Meet ___ 10 26 Estimated time of arrival is ___ 10 30 Use caut...

Page 12: ...ng channel Switch to an active channel PUSH TO TALK is not rmly pressed down Press PTT completely The CB does not work at all Secure connections The fuse may need replacing See Replacing the Fuse on p...

Page 13: ...m dust and dirt and wipe it with a damp cloth occasionally to keep it looking new If your CB is not performing as it should take it to your local RadioShack store for assistance To locate your nearest...

Page 14: ...27 405 MHz Frequency tolerance 1300 Hz Carrier power at no modulation 4 watts Spurious emission 67 dB Current drain at no modulation 1300 mA Modulation frequency response for 450 2500 Hz 6 dB Microph...

Page 15: ...ion of a Class D CB We have provided a copy of these regulations with your CB Do not open your CB to make any internal adjustments Any internal adjustments can be made only by an authorized service te...

Page 16: ...ntal or consequential damages so the above limitations or exclusions may not apply to you In the event of a product defect during the warranty period take the product and the RadioShack sales receipt...

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Radio Shack 21-1703 A, User Manual

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