RadioShack PRO-2045 - Manual

8 • If you use your scanner in your vehicle with the engine running,you might hear electrical noisefrom the scanner. This is normal. Note: Mobile use of this scanner isunlawful or requires a permit in someareas. Check the laws in your area. Follow these steps to use vehicle bat-tery power. 1. Insert...

9 Note: Always use 50-ohm coaxial ca-ble to connect an outdoor antenna toyour scanner. For lengths under 50feet, use RG-58 or RG-8/M coaxial ca-ble. For lengths over 50 feet, use RG-8, low-loss coaxial cable. If the coaxialcable’s connector does not fit the ANT jack, you might also need an adapter.Y...

10 TESTING ALERT OPERATION For your scanner’s weather alert func-tion to be effective, you must place thescanner: • Where it can receive an emer- gency alert broadcast (see “Test-ing Alert Reception” on this page) • Where you can hear its alert tone (See “Testing the Weather Alert”on Page 11). Once ...

11 Testing the Weather Alert Follow these steps to test the weatheralert — to hear how it sounds and en-sure that the circuitry is working. Note: This test does not ensure thatyour scanner will sound an alert whenthe weather service transmits anemergency signal (see “WeatherAlert” on Page 25). Prope...

12 Traffic Safety Do not wear an earphone or head-phones while operating a motor vehi-cle. This can create a traffic hazardand can be illegal in some areas. Even though some earphones andheadphones let you hear some out-side sounds when listening at normalvolume levels, they still can present atraff...

14 UNDERSTANDING YOUR SCANNER A LOOK AT THE KEYBOARD A quick glance at this section should help you understand each key’s function(s). VOLUME — rotate to turn the scanner on or off and adjust the volume. SQUELCH — rotate to adjust the squelch. AUTO — lets you automatically pro- gram frequencies into...

16 A LOOK AT THE DISPLAY The display has several indicators that show the scanner’s current operating mode.A good look at the display will help you understand how your scanner operates. MON — appears during a search or when you listen to a monitor memory.The number to the right of this showsthe curr...

17 L/O — appears when you manually select a locked channel or a skippedfrequency. DLY — appears when you program a channel for a 2-second delay or whenyou listen to a channel that has beenprogrammed with the delay feature.Also, the indicator appears when youturn on the delay feature during a limitor...

18 OPERATION TURNING ON THE SCANNER/SETTING VOLUME AND SQUELCH 1. Rotate VOLUME 1 / 4 turn clockwise to turn on the scanner. 2. Rotate SQUELCH fully counter- clockwise. 3. Slowly turn SQUELCH clockwise until the hissing stops. Note: To hear a weak or distant sta-tion, turn SQUELCH counterclockwise. ...

19 • Press FREQ/CHAN-LOCK until the CHAN indicator appears. Turn the rotary tuner to selectthe desired channel. 3. Enter a frequency (including the decimal point). 4. Press E to store the frequency. Notes: • If you made a mistake in Step 3, the scanner displays Error and beeps three times. Press CLE...

20 6. When the scanner finds a trans- mission, you can: • Store the displayed frequency into the current monitor memory— quickly press MONITOR . • Lock out the frequency so the scanner does not stop on itagain — press S/S . The scan- ner resumes searching. • Continue the search without storing it or...

21 • Continue the search — press s or t . • Hold the scanner on the fre- quency — press LIMIT or turn the rotary tuner either way oneclick. -h- appears. Notes: • You can press s or t during the hold to step through the fre-quencies toward the upper orlower limits. • If you tune to a search skip fre-...

23 LISTENING TO MONITOR MEMORIES Once you store frequencies into moni-tor memories using a direct or limitsearch or weather scan, you can listento a monitor memory by pressing MANUAL , MONITOR , and then the number for the monitor memory youwant to listen to. Note: To listen to the monitor memo-ries...

24 Locking Out Channels You can increase the effective scan-ning speed by locking out channelsthat have a continuous transmission,such as a weather channel. Note: You can manually select thechannels you have locked out. To lock out a channel, manually selectthe channel, then press LOCKOUT so L/O app...

25 SCANNING THE WEATHER BAND The FCC (Federal CommunicationsCommission) has allocated 11 chan-nels for use by the National Oceanicand Atmospheric Administration(NOAA). Your scanner is preprogrammed withthe following seven frequencies avail-able to NOAA. To hear your local forecast and re-gional weat...

26 SPECIAL FEATURES DELAY Many agencies use a two-way radiosystem that might have a period of 2or more seconds between a query anda reply. To keep from missing a replyon a specific channel, you can pro-gram a 2-second delay into any chan-nel, or on frequencies during afrequency search. The scanner c...

28 USING AUTO SORT You can set the scanner to scan withineach bank from the channel with thelowest frequency to the channel withthe highest frequency, instead of inchannel number order. This makesthe scanner scan faster. Follow these steps to turn on autosort. 1. Turn off the scanner. 2. Press and h...

30 USING THE COUNT FEATURE The scanner can count the number oftimes it has detected a transmissionon each channel since you turned onthe scanner or cleared the count. 1. While the scanner is scanning, press MANUAL . 2. Press COUNT . The scanner dis- plays COUNT , the current channel number, and the ...

32 A GENERAL GUIDE TO SCANNING Reception of the frequencies coveredby your scanner is mainly “line-of-sight.” That means you usually cannothear stations that are beyond the hori-zon. During the summer months, you mightbe able to hear stations in the 30–50MHz range located several hundred oreven thou...

33 Birdie Frequencies Birdies are frequencies your scanner uses when it operates. These operating fre-quencies might interfere with broadcasts on the same frequencies. If you tune oneof these frequencies, you hear only noise on that frequency. If the interference is not severe, you might be able to ...

34 GUIDE TO THE ACTION BANDS Typical Band Usage HF Band (29.00–30.0 MHz) 10-Meter Amateur ................................................................. 29.00–29.70 MHz VHF Band (30.00–300.0 MHz) Low Range ............................................................................ 29.70–50.00 MH...

35 Primary Usage As a general rule, most radio activity is concentrated on the following frequencies: VHF Band UHF Band Note: Remote control stations and mobile units operate at 5 MHz higher than theirassociated base stations and relay repeater units. Activities Frequencies (MHz) Government, Police,...

36 BAND ALLOCATION To help decide which frequency ranges to scan, use the following listing of the typi-cal services that use the frequencies your scanner receives. These frequencies aresubject to change, and might vary from area to area. For a more complete listing,refer to the “Police Call Radio G...

40 TROUBLESHOOTING If you have problems, here are somesuggestions that might help. If none ofthese suggestions help, take your scanner to your local RadioShackstore for assistance. PROBLEM POSSIBLE CAUSE REMEDY Scanner is totally inop-erative. No power. Make sure you plugged the scanner into a work-...

41 CARE AND MAINTENANCE Your PRO-2045 200-Channel DirectEntry Programmable Scanner is anexample of superior design and crafts-manship. The following suggestionswill help you care for the PRO-2045 soyou can enjoy it for years. Keep the scanner dry. Ifit gets wet, wipe it dryimmediately. Liquidscan co...

42 SPECIFICATIONS Frequency Coverage, Step, and Default Modulation Modes: Channels . . . . . . . . . . . . . 210 (20 Channels × 10 Banks + 10 Monitor Memories) Sensitivity (20 dB S/N with 60% modulation for AM; 3 kHz deviation for NFM): NFM 40.84 MHz . . . . . . . . . . . . . . . . . . . . 0.5 µ V S...