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- TRC-502
- Owner's Manual
Radio Shack TRC-502 Owner's Manual
Summary of TRC-502
Page 1
Cat. No. 21-1702 owner’s manual please read before using this equipment. Trc-502 40-channel mini mobile cb radio 21-1702.Fm page 1 thursday, august 5, 1999 1:02 pm.
Page 2: Features
2 features your radioshack trc-502 40-channel mini mobile cb radio is a great way to communicate with other cb radio opera- tors. Because of its convenient compact size, you can use it just about anywhere. You can mount it in a vehicle for mobile use, or in your home or office for use as a base stat...
Page 3
3 fcc information the federal communications commis- sion (fcc) does not require you to have a license to operate this cb radio. How- ever, you must know part 95 of fcc rules. These rules apply to the opera- tion of a class d cb. We have provided a copy of these regulations with your cb radio. Warni...
Page 4: Contents
4 contents installation ............................................................................................................... 5 mounting the microphone holder ....................................................................... 5 mounting the cb ............................................
Page 5: Installation
5 installation mounting the microphone holder you can mount the microphone holder to either side of the cb or to another lo- cation near your receiver. Caution: do not mount the cb micro- phone holder where it could damage or interfere with the operation of any pas- sive restraint safety device (an ...
Page 6
6 • the cb is not directly in front of heat- ing vents. • all wires and cables can reach their connection point. Cautions: • if you use the cb in a vehicle, mount it securely to avoid damage to the cb or vehicle or injury to pas- sengers. • do not mount the cb where it could damage or interfere with...
Page 7
7 when you choose an antenna, keep in mind that, for the best performance, you should mount the antenna: • as high as possible on your vehicle, home or building • as far as possible from source of electrical noise • vertically once you choose an antenna, follow its mounting instructions. Then route ...
Page 8
8 using vehicle battery power follow these steps to connect the cb to vehicle battery power. 1. Connect the red wire (with in line fuse holder) to a point in your vehi- cle’s fuse block that has power only when the ignition is in the acc or on position. 2. Connect the black wire to a metal part of t...
Page 9
9 follow these steps to install the cb as a base station. 1. Mount the base station antenna as described in it’s owner’s manual. 2. Connect the antenna to antenna . 3. Connect the cb’s black power wire to the negative (–) terminal on the dc power supply. 4. Connect the cb’s red wire to the positive ...
Page 10: Operation
10 operation before you use your cb, you should know how to use it effectively and cour- teously. “operational hints” on page 12 contains information that will help you get more enjoyment from our cb. Receiving transmissions and adjusting squelch 1. Turn squelch fully counterclock- wise. 2. Turn on ...
Page 11
11 transmitting note: we recommend you try receiving before you transmit. 1. Follow steps 1–5 in “receiving transmissions and adjusting squelch” on page 10. 2. To transmit, press push to talk on the microphone. The red tx indica- tor lights. Hold the microphone 2–3 inches from your mouth and speak i...
Page 12: Operational Hints
12 operational hints like most activities, cb radio has its customs and courtesies. The following tips will help you get the most enjoyment from your cb. Common uses for a cb personal uses • keep in touch with home while driv- ing to work, to the store, or to a social activity. Let your family know ...
Page 13
13 using common 10- codes citizen’s band operators and cb radio users have largely adopted the 10- codes for standard questions and an- swers. These codes permit faster com- munication and better intelligibility in noisy areas. This table lists codes adopted by the as- sociated public safety communi...
Page 14
14 maximum range the maximum range and quality of cb radio transmissions vary depending on the following conditions: • the type and quality of antenna used • the height of the antenna’s mounting location — the higher the antenna, the better the signal’s range • the surrounding terrain — moun- tains ...
Page 15: Troubleshooting
15 troubleshooting if your cb is not working as it should, follow these suggestions to see if you can elim- inate the problem. If you cannot, take the cb to your local radioshack store for as- sistance. Symptom check/try cb has trouble receiving. Turn cb power on. Microphone connected? Secure connec...
Page 16: Care And Maintenance
16 care and maintenance your radioshack trc-502 40-channel mini mobile cb radio is an example of supe- rior design and craftsmanship. The following suggestions will help you care for your cb so you can enjoy it for years. Keep the cb dry. If it gets wet, wipe it dry immediately. Liquids might contai...
Page 17
17 replacing the fuse the trc-502’s 2-amp in-line fuse helps protect your cb from power surges and short circuits. When replacement is re- quired, use a 2-amp, slow-blow glass fuse, such as cat. No. 270-1023. Caution: do not use a fuse with ratings other than those specified here. Doing so might dam...
Page 18: Specifications
18 specifications receiver frequency coverage .................... All 40 channels (class d) 26.965 to 27.405 mhz sensitivity .................................................................... 0.5 uv or better for 10 db s/n squelch sensitivity .................................. From 0.5 uv to 1 mv...
Page 19: Notes
19 notes 21-1702.Fm page 19 thursday, august 5, 1999 1:02 pm.
Page 20
Radioshack a division of tandy corporation fort worth, texas 76102 811081350b 1a9 printed in china limited ninety-day warranty this product is warranted by radioshack against manufacturing defects in material and workman- ship under normal use for ninety (90) days from the date of purchase from radi...