Page 1
20-313.fm Page 1 Friday, January 7, 2000 3:09 PM Owner’s Manual Cat. No. 20-313 PRO-76 200-Channel VHF/UHF/Air Handheld Scanner Please read before using this equipment.
Page 2
Search Skip — lets you se- lect up to 20 frequencies for the scanner to skip during a limit or direct search to avoid unwanted frequencies. Direct Search — lets you search for a transmission starting from a specified fre- quency.
Page 3
— the scanner sounds a confirmation tone when you perform an operation cor- rectly and an error tone if you make an error. Lockout Function — lets you set the scanner to ig- nore specified channels when scanning. Ten Priority Channels —...
Page 4
20-313.fm Page 4 Friday, January 7, 2000 3:09 PM Your scanner can receive these bands: Frequency Types of Transmissions Range (MHz) 29–54 10-Meter Ham Band, VHF Lo, 6-Meter Ham Band 108–136.975 Aircraft 137–174 Military Land Mobile, 2-Meter Ham Band, VHF Hi 406–512...
TV interference even when it is operating properly. determine whether your scanner is causing interference, turn off your scanner. If the interference goes away, your scanner is causing it. Try the following methods to eliminate the interference: • Move...
Page 6
(unless such activity is otherwise illegal). This scanner is designed to prevent reception of illegal transmissions, in compliance with the law which requires that scanners be manufac-...
Channel Storage Banks ... 21 Monitor Memories ... 21 Operation ... 22 Turning On the Scanner/Setting Volume and Squelch ... 22 Storing Known Frequencies into Channels ... 22 Finding and Storing Active Frequencies ... 23 Using Limit Search ... 23 Using Direct Search ...
Page 8
Turning the Key Tone On or Off ... 32 Listening to the Weather Band ... 32 WX Alert ... 32 Avoiding Image Frequencies ... 33 Resetting the Scanner ... 33 A General Guide to Scanning ... 34 Guide to Frequencies ... 34 Ham Radio Frequencies ... 34 National Weather Frequencies ...
Both types of batteries are available at your local RadioShack store. Cautions: • The scanner has a built- in circuit that lets you r e c h a r g e n i c k e l -...
20-313.fm Page 10 Friday, January 7, 2000 3:09 PM 3. Replace the cover. When BATT.Lo flashes and the scanner beeps every 15 seconds, or if the scanner stops operating properly, re- place or recharge the batter- ies. Warning: Dispose of old bat- teries promptly and properly.
Remove the plastic plug from the jack before CHARGE you use it, then replace the plug when you finish. POWER CHARGE USING AC POWER You can power the scanner using a 9V, 300-mA AC adapter size ® Adaptaplug adapter (nei- ther supplied).
20-313.fm Page 12 Friday, January 7, 2000 3:09 PM USING VEHICLE BATTERY POWER You can power the scanner from a vehicle’s 12V power source (such as cigarette- lighter socket) using a 9V, 300-mA DC adapter and a size H Adaptaplug adapter (neither supplied).
Note: Ni-Cd batteries last longer and deliver more power if you occasionally let them fully discharge. To do this, simply use the scanner until BATT.Lo flashes and the scanner beeps every 15 seconds. Then fully charge the batteries.
Instead of the supplied an- tenna, you can connect an outdoor base-station or mo- bile antenna (not supplied) to your scanner using a BNC connector. Your local Ra- dioShack store sells a vari- ety of antennas. Choose the one that best meets your needs.
For private listening, you can connect an earphone or headphones with a -inch (3.5-mm) plug to the jack on top of the scanner. (Your local RadioShack store car- ries a wide selection of ear- phones and headphones). Connecting an earphone or headphones...
USING THE BELT CLIP You can attach the supplied belt clip to make the scanner easier to use when you are on the go. Use a Phillips screwdriver and the two sup- plied screws to attach the...
Once you understand a few simple terms we use in this manual and familiarize yourself with your scanner’s features, you can put the scanner to work for you. You simply determine the type of communications you want to receive, then set the scanner to scan them.
Page 18
20-313.fm Page 18 Friday, January 7, 2000 3:09 PM Note: Some of the scanner’s keys perform more than one func- tion and are marked with more than one label. The steps in this Owner’s Manual show only the label appropriate to the action being performed.
Page 21. Use the single digits to enter a channel or frequency. A LOOK AT THE DISPLAY The display has indicators that show the scanner’s current oper- ating status. This quick look at the display will help you under- stand how your scanner operates.
Page 20
(1–10) appears to the right of cating which monitor memory you are listening Digits that precede this indicator show which fre- quency the scanner is tuned to. Appears when you manually select a channel. Appears when you program frequencies into the scanner’s channels.
21 (the first channel in bank 2). MONITOR MEMORIES The scanner has 10 monitor memories that you can use to tem- porarily store frequencies while you decide whether to save them into channels. This is handy for quickly storing an active frequency when you are searching through an entire band.
20-313.fm Page 22 Friday, January 7, 2000 3:09 PM OPERATION TURNING ON THE SCANNER/ SETTING VOLUME AND SQUELCH 1. Turn fully SQUELCH counterclockwise. 2. To turn on the scanner, turn clockwise VOLUME until you hear a hissing sound. 3. Turn clock- SQUELCH wise, just until the hiss- ing sound stops.
Step 3, Error appears scanner beeps three times when you press . Simply start again from Step 3. • Your scanner auto- matically rounds the entered frequency down to the closest valid frequency. For example, if you enter frequency 151.473, your scan-...
The current monitor memory number flashes. 7. When the scanner stops on a transmission you want to save, press to store the frequency in current monitor memory.
MANUAL again. 2. Press to search up or down from the selected frequency. 3. When the scanner stops on a transmission you want to save, press to store the frequency in current monitor memory. The monitor memory number stops flashing.
The scanner does not scan any of the stored chan- nels within banks you have turned off. To set the scanner to remain on the current channel even after the transmission stops, press at any time MANUAL during the transmission.
20-313.fm Page 27 Friday, January 7, 2000 3:09 PM To lock out channels so the scanner does not stop for a transmission on those chan- nels, “Locking Channels” on Page 28. Notes: • You can manually select any channel in a bank, even if the bank is turned off.
20-313.fm Page 28 Friday, January 7, 2000 3:09 PM SPECIAL FEATURES USING THE KEYLOCK Once you program your scanner, you can protect it from accidental program changes by turning on the keylock feature. When the keypad is locked, the only...
Then the scanner resumes scan- ning or searching. You can program a 2-second delay in any of these ways: • If the scanner is scan- ning and stops on an active channel, quickly press before it DELAY resumes scanning.
(lockout) appears the next time you display that fre- quency. To clear a single frequency from search skip memory so the scanner can stop on it during limit direct search, press to hold HOLD the search.
20-313.fm Page 31 Friday, January 7, 2000 3:09 PM channel for activity every 2 seconds. appears whenever the scanner is set to use priority. The scanner automatically designates each bank’s first channel as its priority chan- nel. Follow these steps to...
The scanner is preset to sound a tone each time you press any of its keys. Follow these steps to turn the scan- ner’s key tone on or off. 1. If the scanner is turned on, turn coun- VOLUME terclockwise until clicks to turn it off.
SQUELCH birdie frequency (in MHz) is 146.65 MHz. To find the birdies in your individual scanner, begin by discon- necting the antenna and moving it away from the scanner. Make sure that no other nearby radio or TV sets are turned on near Voice (MHz) 29.000–29.700 MHz...
Use the search function and search every frequen- cy range from its lowest frequency to the highest. Occasionally, the scanner will stop searching as if it had found a signal. How- ever, the signal often is silent. That is a birdie. Make a list of all the birdies in your scanner for future reference.
To help decide which frequency ranges to scan, use the follow- ing listing of the typical services that use the frequencies your scanner receives. These frequencies are subject to change, and might vary from area to area. For a more complete listing, refer to the Police Call Radio Guide including Fire and Emergency Services , available at your local RadioShack store.
Page 37
20-313.fm Page 37 Friday, January 7, 2000 3:09 PM MAR ....... . . Military Amateur Radio MARI .
Page 38
20-313.fm Page 38 Friday, January 7, 2000 3:09 PM 38.000–39.000 ....... . . GOVT, MIL 39.020–39.980 .
20-313.fm Page 41 Friday, January 7, 2000 3:09 PM TROUBLESHOOTING If your scanner is not working as it should, these suggestions might help you eliminate the problem. If the scanner still does not operate properly, take it to your local RadioShack store for assistance.
Page 42
POSSIBLE CAUSE Scanner is on Only one channel is but will not (or no channels scan are) stored. (continued) The scanner is not set to scan. All channels are locked out. During scan- Programmed fre- ning, the scan- quencies are the ner locks on same as “birdie”...
The following suggestions will help you care for your scanner so you can enjoy it for years. Keep the scanner dry. If it gets wet, wipe it dry immedi- ately. Liquids might contain minerals that can corrode the electronic circuits.
20-313.fm Page 44 Friday, January 7, 2000 3:09 PM SPECIFICATIONS Frequency Coverage (MHz): 10 Meter Amateur Radio ... 29–29.7 (in 5 kHz steps) VHF Lo ... 29.7–50 (in 5 kHz steps) 6 Meter Amateur Radio ... 50–54 (in 5 kHz steps) Aircraft ...
Page 45
20-313.fm Page 45 Friday, January 7, 2000 3:09 PM Squelch Sensitivity: Threshold ... 0.3 V for VHF Lo, 0.4 V for all others Tight (FM) ... (S + N)/N 25 dB Tight (AM) ... (S + N)/N 17 dB IF Rejection (at 162.4 MHz) ... 75 dB Priority Sampling ...
Page 48
20-313.fm Page 48 Friday, January 7, 2000 3:09 PM Limited One-Year Warranty This product is warranted by RadioShack against manufacturing defects in material and workmanship under normal use for one (1) year from the date of purchase from RadioShack company-owned stores and authorized RadioShack franchisees and dealers.