FCC Information

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Do not open the CB radio to make any internal adjustments. A CB radio is set up to transmit a regulated signal on an assigned frequency. It is against the law to alter or adjust the settings inside the unit to exceed these limitations.

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Power connected? Secure connections.

CB does not

Microphone connected? Secure connections.

work at all.

 

Fuse needs replacing? Replace with identical

 

 

fuse. See “Replacing the Fuse” on Page 14.

Cannot select a

Be sure PA/MON/CB is set to CB.

 

PUSH TO TALK pressed? Release PUSH TO

channel.

TALK.

 

PA does not

Connect a PA speaker. Secure connections.

 

Be sure PA/MON/CB is set to PA.

work.

Adjust VOLUME.

 

 

 

Sound is

Adjust RF GAIN.

distorted.

Adjust VOLUME.

Compass

Be sure the compass cable is properly

bearing shows

connected.

the same

There might be magnetic material/interference

reading even

near the compass sensor. Move the compass

when steering to

sensor away from the magnetic material/

other direction.

interference and recalibrate the compass.

 

 

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The Federal Communications Commission (FCC) does not require you to have a license to operate this CB radio. However, you must know Part 95 of FCC Rules. It explains the proper operation of a Class D citizen’s band transceiver. We enclosed a copy of Part 95 with your CB radio. Rý

To be safe and sure:

•Never open your CB radio’s case.

•Never change or replace anything in your CB radio.

Your CB radio might cause TV or radio interference even when it is operating properly. To determine whether your CB is causing the interference, turn off your CB. If the interference goes away, your CB is causing it. Try to eliminate the interference by:

•moving your CB away from the receiver

•contacting your local RadioShack store for help

This device complies with Part 15 of the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.

12

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Radio Shack 21-1706 owner manual +014/#6+10, FCC Information
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21-1706 specifications

The Radio Shack 21-1706 is a versatile and compact device that caters to a variety of electronic needs, making it a popular choice among hobbyists, DIY enthusiasts, and professionals. This multifaceted tool combines several functions, allowing users to test, measure, and troubleshoot electrical circuits and components efficiently.

At its core, the Radio Shack 21-1706 serves primarily as a digital multimeter. This functionality permits users to measure voltage, current, and resistance with precision. The device features an easily readable LCD display that provides clear, real-time measurements, thereby enhancing usability even in challenging lighting conditions. The range of measurement capabilities allows users to work on a variety of electronic projects, from basic home repairs to more complex circuit testing.

One of the standout characteristics of the 21-1706 is its ability to perform both AC and DC voltage measurements. This dual capability proves essential in today’s diverse electrical environments where both current types are commonly used. Additionally, the meter’s resistance measurement function is invaluable for diagnosing issues with circuits or assessing the integrity of components.

In terms of design, the Radio Shack 21-1706 is built with user-friendliness in mind. It features a rugged casing that not only protects it from bumps and drops but also ensures longevity for years of reliable use. The well-structured layout of controls makes navigating and selecting different functions straightforward, offering intuitive operation for users of all skill levels.

Another notable feature of the 21-1706 is its continuity tester. This function allows users to quickly check for breaks in circuits, ensuring that connections are intact and operational. In addition, the device is equipped with a diode test function, enabling users to assess the functionality of diodes within electronic circuits.

In conclusion, the Radio Shack 21-1706 stands out as a reliable and practical tool for anyone involved in electronics. Its combination of essential measurement functions, user-friendly design, and robust features make it an invaluable asset for both novice and experienced users. Whether for educational purposes, hobby projects, or professional work, the 21-1706 continues to demonstrate its relevance in the ever-evolving field of electronics.
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