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21-1706 OWNER’S MANUAL — Please read before using this equipment.
Thank you for purchasing a RadioShack 40 Channel Mobile
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CB. Your CB is a great way to communicate with other CB
If an icon appears at the end of a
radio operators. You can mount it in a vehicle for mobile
paragraph, go to the side head box
use, or in your home for use as a base station.
on that page with the
corresponding icon for pertinent
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Mounting the Transceiver 3. Attach the holder at the mounting location using the supplied machine screws, spring washers, plain washers, and nuts. /1706+0)"6*'"64#05%'+8'4 The most common mounting location for this CB is under a "9#40+0) " ý vehicle’s dashboard. However, if you plan to use the CB as R R a base station, you can place it on a desk, shelf, or table • If you use the CB in a vehicle, mount it securely to avoid (see “Using the Transceiver as a Base Station” on Page 6). damage to
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%100'%6+0)"#0"#06'00# There are many different types of CB antennas for mobile CBs. Each type has its own benefits, so choose the one that best meets your needs. Your local RadioShack store sells a wide variety of antennas. . . "%#76+10" When you choose an antenna, keep in mind that, for the • Avoid routing the cable next to best performance, you should mount the antenna:.# .# .# .# sharp edges or moving parts, which might damage the cable. • as high as possible on the vehicle • Do not run
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Connecting the Microphone %100'%6+0)"6*'" /+%412*10' 1. Align the tab on the side of the supplied microphone’s plug with the notch in the microphone jack (on the side of the transceiver). Then insert the plug into the jack. 2. Slide the microphone onto the microphone holder. 3. To disconnect the microphone from the transceiver, . . "%#76+10" press the tab on the side of the plug. Then pull out the Never pull on the microphone plug. .# .# .# .# cable. %100'%6+0)"#0"':6'40#." 52'#-'4 You can
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%100'%6+0)"#0"126+10#." /+%412*10'1'#42*10' You can connect an optional microphone or earphone with a 3 1 /32-inch (2.5mm) mini plug and a /8-inch (3.5mm) plug to the MIC/EAR jacks on the front of the CB. To avoid 3 feedback, do not connect the microphone/earphone’s /32- inch (2.5 mm) plug to only the MIC jack in CB mode. To connect a headset with Voice Activated operation, we recommend you check the response sensitivity of the VOX circuit before installation. Different Voice Activation dev
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Using Your CB 75+0)"6*'"64#05%'+8'4"#5"#" $#5'"56#6+10 "9#40+0) " ý R R Although this transceiver is designed mainly for mobile use, Use extreme caution when you you can also use it as a base station with an AC power install or remove a base station source. CB antenna. If the antenna starts to fall, let it go! It could contact For base station installation, you need these items: overhead power lines. If the antenna touches a power line, • 13.8-volt DC power supply that can supply at leas
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4. Turn on the transceiver by turning VOLUME clockwise until it clicks. All LCD segments appear briefly. Then the channel and HN HN HN HN appear. 5. Rotate the channel selector, or repeatedly press (or hold down) UP or DOWN on the microphone until the desired channel appears. 6. Adjust VOLUME to a comfortable listening level. 7. To cut out background noise between transmissions, wait until there is no signal, then slowly turn SQUELCH clockwise until the background noise stops. 8. To turn o
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Using Your CB PUSH TO TALK 2. To transmit, hold down on the microphone. Hold the microphone 2–3 inches from your mouth and speak in a normal tone of voice. VOLUME 3. Turn for the desired volume level. If you hear high-pitched squeal, turn VOLUME counterclockwise until the squeal stops. 4. To turn off the PA amplifier, turn the transceiver off. Or, PA MON CB CB set / / to for CB communication. 75+0)"/10+614 You can use your CB as a receiver to listen to transmissions on an optional PA
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After calibration, the current compass heading displays. For example, if the compass heading is south, the south cardinal point appears. Or, if the compass heading is northeast-north, the northeast cardinal point appears and the north cardinal point flashes. 75+0)"/'/14; You can store three channels in the memory. The preset ±"016'"±" channel stored in MEM1, MEM2, and MEM3 is Channel 1. • When you rotate the channel Press the memory location number to switch to the stored selector or pre
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Using Your CB 75+0)"%1//10"32/%1&'5 CB users have adopted the 10-codes for standard questions and answers. This table lists common codes adopted by the Associated Public Safety Communications Officers (APCO). %QFG /GCPKPI 10-1 Your signal is bad. 10-2 Your signal is good. 10-3 Stop transmitting. ±"016'"±" 10-4 Message received and understood. Although the table lists the 10- 10-5 Relay information to ________. codes’ meanings in the form of a 10-6 I am busy or are you busy? statement, they
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/#:+/7/"4#0)' The maximum range and quality of CB radio transmissions vary depending on the following conditions: ±"016'"±" • The type and quality of antenna used Your CB radio’s transmission • The height of the antenna’s mounting location — the range is generally line-of-sight. higher the antenna, the better the signal’s range • The surrounding terrain — mountains and tall buildings limit the range • Weather conditions • The number of nearby radios operating on the same channel • Standing
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FCC Information 2TQDNGO 5WIIGUVKQP 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. Be sure PA/MON/CB is set to CB. Cannot select a PUSH TO TALK pressed? Release PUSH TO channel. TALK. Connect a PA speaker. Secure connections. PA does not Be sure PA/MON/CB is set to PA. work. Adjust VOLUME. Adjust RF GAIN. Sound is distorted. Adjust VOLUME. Be sure
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4'&7%+0)"01+5' Because your CB is exceptionally quiet, any noise you hear is probably from an external source in your vehicle such as the alternator, another radio or spark plugs. The transceiver uses an ANL (Automatic Noise Limiter) circuit to reduce noise. However, if possible, try to eliminate noise by finding its source. You can determine the noise’s source by turning off the engine and operating the CB with your vehicle’s ignition set to ACC. If the noise is reduced, the problem is in
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Care %#4' Keep the CB dry; if it gets wet, wipe it dry immediately. Use and store the CB only in normal temperature environments. Handle the CB carefully; do not drop it. Keep the CB away from dust and dirt, and wipe it with a damp cloth occasionally to keep it looking new. 5'48+%'"#0&"4'2#+4 If your CB is not performing as it should, take it to your local RadioShack store for assistance. Modifying or tampering with the CB’s internal components can cause a malfunction and might invalidate
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52'%+(+%#6+105 Limited Ninety-Day Warranty This product is warranted by RadioShack against manufacturing defects in material and RECEIVER workmanship under normal use for ninety (90) days from the date of purchase from Frequency Coverage ..... All 40 CB Channels, 26.965-27.405 MHz RadioShack company-owned stores and au- Sensitivity for 10dB S/N ........................................................ 0.5 uV thorized RadioShack franchisees and deal- ers. EXCEPT AS PROVIDED HEREIN, Squelch Sensiti
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2#465"#0&"#%%'5514+'5 Parts and accessories are available at your local RadioShack store. Accessories are also available online at www.radioshack.com. Parts and accessories are available but not limited to the following. Visit your local RadioShack store or obtain a RadioShack catalog for a more complete listing of available accessories. #%%'5514+'5 For the best Your CB also possible makes a great reception, at base station in home or on your home. To the go, you make setting up can
