Radio Shack 21-1703 A manual

Thank you for purchasing your Mini Mobile CB Radio fr om 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 W asher (2 big + 4 small) Plai[...]

2 C ontents Product F eatures ......................................................................... 3 Setup .......................................................................................... 4 Attaching the Microphone Holder .. ................................................... 4 Mounting the T ransceiver ..............................[...]

3 Product F eatures Other F eatures Full Legal Power – gives you the greatest available range. Automatic Noise Limiter – reduces impulse-type noises while r eceiving. External Speaker Jack – provides a connection for an external speaker . Phase-Locked Loop (PLL) Frequency Synthesizer – pr ovides highly accurate and stable tuning. T wo Built[...]

4 Setup Setup Attaching the Microphone Holder Y ou can attach the microphone holder to either side of the transceiver or to another location in your vehicle. T o 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. T o attach the holder to another locatio[...]

5 Setup Mounting the T r ansceiver Cautions: • If you use this CB in a vehicle, mount it securely to avoid damage to the CB or vehicle, or injury to anyone in the vehicle during sudden starts or stops. • Do not mount the CB wher e it could damage or interfere with the operation of any passive restraint safety device (an airbag or seat belt). ?[...]

6 Setup Connecting an Antenna There ar e many differ ent types of CB radio antennas for mobile CBs. Each type has its own benefits, so choose the one that best meets your needs. Note: If you are using this CB as a base station, see “Using the T r ansceiver ” on p.8. Once you choose an antenna, follow its mounting instructions. Then route the c[...]

7 Setup Connecting the Microphone 1. Press the tab on the side of the supplied micr ophone’ s plug and insert the plug into the MIC jack on the front of the transceiver . Be sure the tab is aligned with the jack’ s notch. 2. Slide the microphone onto the micr ophone holder . T o disconnect the microphone from the transceiver , press the tab on [...]

8 Setup Using V ehicle Batter y Power T o connect the transceiver to the vehicle battery power: 1. Connect the red wir e (with the inline fuse holder) on the back of the transceiver to a point in your vehicle’ s fuse block that has power only when the ignition is in the ACC (accessory) or ON position. 2. Connect the black wire to a metal part of [...]

9 Oper ation Oper ation Receiving T r ansmissions and Adjusting SQUELCH 1. Rotate SQUELCH fully counterclockwise. 2. Rotate VOLUME clockwise until it clicks to turn on the transceiver . The turn on the transceiver . The channel display lights and the channel appears, and the RX indicator lights. 3. Set OUT CH9 CH19 to OUT if you want to select a ch[...]

10 Oper ation Oper ational Hints Common Uses for CB Radios • W arn of traffic tie-ups ahead. • Help truck drivers and delivery personnel learn r oad and traffic conditions and get assistance in locating destinations. • Pr ovide fast help in the event of emergency or br eakdown. • Help construction cr ews coordinate the activities of dif f[...]

11 Oper ation This table lists codes adopted by the Associated Public Safety Communications Officers (APCO) Code Meaning 10-1 Y our signal is bad. 10-2 Y our signal is good. 10-3 Stop transmitting. 10-4 Message was received and understood. 10-5 Relay information to ___. 10-6 I am busy . OR Are you busy? 10-7 Out of Service. 10-8 In Service. 10-9 R[...]

12 Additional Infor mation T roubleshooting If your CB is not working as it should, follow these suggestions to see if you can eliminate the problem. If you cannot, take the CB to your local RadioShack stor e for assistance. Symptom Check/T ry CB has trouble r eceiving. T urn the transceiver power on. See “Operation” on p. 9. Secure connections[...]

13 Additional Infor mation • Make all CB power and antenna wir es as short as possible. • Route the power wir es away from the antenna wir es. • Be sur e that the chassis ground connection is secur e. • Replace old ignition wir es with new , high-voltage, noise suppression wires. • Install noise suppr essors on your spark plugs, or instal[...]

14 Additional Infor mation Specifications Receiver Frequency coverage ............... all 40 CB channels (class D) 26.965 - 27.405 MHz Sensitivity for 10 dB S/N ................................................................................ 0.6 μV Tight squelch limit ............................................................................. 3[...]

15 Additional Infor mation RF Emissions W ARNING! The Federal Communications Commission has adopted a safety standard for human exposur e to radio frequency electr omagnetic energy emitted by FCC regulated transmitters. It is up to the user to pr operly operate this radio transmitter to ensure safe operation. Please adher e to the following: Never [...]

21-1703 A P/N: AO0309AAA1 06A08 Printed in China ©2008. RadioShack Corporation. All rights reserved. RadioShack and RadioShack.com are trademarks used by RadioShack Corporation. Protect the envir onment by recycling used electronics. Go to www .ecyclingcentral.com to find a recycling location near you. Limited W ar r anty This product is warrante[...]