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20-422.fm Page 1 Friday, January 7, 2000 12:54 PM
Cat. No. 20-422
OWNER’S MANUAL
Please read before using this equipment.
200CH VHF/Air/UHF Home Scanner
with Scanner Control Protocol and WX Alert
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20-422.fm Page 2 Friday, January 7, 2000 12:54 PM FEATURES Your RadioShack 200Ch VHF/Air/UHF Ten Monitor Memories — let you tem- Home Scanner lets you in on all the ac- porarily save ten frequencies located tion! This scanner gives you direct ac- during a frequency search, so you can cess to over 23,000 frequencies, decide if you want to store them perma- including those used by police and fire nently. departments, ambulance and transpor- tation services, government agencies, Priority Channel
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20-422.fm Page 3 Friday, January 7, 2000 12:54 PM Key Confirmation Tones — the scan- This table shows the preset frequency ner sounds a tone when you perform an steps your scanner uses for each fre- operation correctly and sounds an error quency range. tone if you make an error. Frequency Range (MHz) Step (kHz) Memory Backup — keeps channel fre- 29–54 5 quencies stored in memory for an ex- 108–136.975 12.5 tended time even if your scanner loses power. 137–144 5 144–148 5 External Speaker Jac
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20-422.fm Page 4 Friday, January 7, 2000 12:54 PM most every transmission your scanner FCC NOTICE can receive. However, there are some transmissions you should never inten- Your scanner might cause TV or radio tionally listen to. These include: interference even when it is operating properly. To determine whether your • telephone conversations (cellular, scanner is causing the interference, turn cordless, or other private means of off your scanner. If the interference goes telephone signal tr
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20-422.fm Page 5 Friday, January 7, 2000 12:54 PM CONTENTS Preparation .............................................................................................................. 6 Removing the Display Protector ......................................................................... 6 Connecting an Antenna ...................................................................................... 6 Connecting Power ..............................................................................
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20-422.fm Page 6 Friday, January 7, 2000 12:54 PM PREPARATION This scanner is designed for use in the ception of the transmissions you want to home as a base station. You can place it hear, adjust the antenna’s length. on any flat surface such as a desk, shelf, Frequency Antenna Length or table. (MHz) 29–54 Extend fully 108–174 Collapse one segment REMOVING THE DISPLAY 406–512 Collapse both segments PROTECTOR Your scanner’s display is protected dur- Connecting an Outdoor ing shipment by a p
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20-422.fm Page 7 Friday, January 7, 2000 12:54 PM adapter. Your local RadioShack store Cautions: carries a wide variety of coaxial antenna You must use a Class 2 cable and connectors. power source that supplies ! 10V AC and delivers 300 Once you choose an antenna, follow the mA. Its plug must fit the scanner’s mounting instructions supplied with the AC 10V jack. The supplied adapter antenna. Then route the antenna’s cable meets these specifications. Using to the scanner and connect the cable
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20-422.fm Page 8 Friday, January 7, 2000 12:54 PM Insert the earphone’s or headphones’ CONNECTING AN plug into the EXT. SP. jack on the back of EXTERNAL SPEAKER the scanner. You can connect an optional external 1 /8 speaker with a -inch (3.5-mm) plug to the scanner. Use an 8-ohm external speaker that can handle at least 2.5 watts of power. Your local RadioShack store sells scanner accessories, includ- ing external speakers. Insert the speaker’s plug into the EXT. SP. jack on the back of the
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20-422.fm Page 9 Friday, January 7, 2000 12:54 PM UNDERSTANDING YOUR SCANNER A LOOK AT THE FRONT PANEL VOLUME Turns the scanner on or off and adjusts the volume. SQUELCH Adjusts the scanner’s squelch. / Sets the search direction. BAND Searches a band you select. DELAY Programs a 2-second delay for the selected channel; sets a delay for all active frequencies during a search. ALERT/PRIORITY Sets the scanner to the weather alert mode; turns priority on or off for a particular channel. MONITOR
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20-422.fm Page 10 Friday, January 7, 2000 12:54 PM and 1–9, 0 Each key has a single-digit label, and the 1–9 0 keys also have a range of numbers. Use the digits on the keys to enter the numbers for a channel or a frequency. Use the range of numbers above the key (61–80, for example) to se- lect or deselect the channels in a channel-storage bank. . CLEAR/ Clears an incorrect entry, or enters the decimal point when you enter a frequency. WX/E Scans the seven preprogrammed weather channels;
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20-422.fm Page 11 Friday, January 7, 2000 12:54 PM PRI Appears when the priority feature is turned on. L/O (lockout) Appears when you lock out channels or skip a frequency, or when you manually select a channel or frequency that is locked . out or skipped DLY Appears when the scanner is scanning or searching when you . have programmed a 2-second delay WX (weather) Appears when the scanner is tuned to the weather band. ALT Appears during weather alert mode and flashes when the scan- ner recei
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20-422.fm Page 12 Friday, January 7, 2000 12:54 PM UNDERSTANDING BANKS AND BANDS You can store frequencies into either a MONITOR MEMORIES programmable memory location called a channel, or a temporary memory loca- Monitor memories are temporary stor- tion called a monitor memory. You can age areas where you can store up to ten store a frequency in each of the scan- frequencies during a search while you ner’s channels (up to 200) and up to 10 decide whether to save them into chan- monitor memor
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20-422.fm Page 13 Friday, January 7, 2000 12:54 PM This table shows the frequency band ranges displayed by the scanner and the typical usage, frequency coverage, and step for each. Displayed Frequency Coverage Step Frequency Typical Usage (MHz) (kHz) Band Range 10-Meter Amateur Radio, VHF 29.000 to 54.000 5.0 29-54 Lo, 6-Meter Amateur Radio Aircraft 108.000 to 136.975 12.5 108-137 Government 137.000 to 144.000 5.0 137-144 2-Meter Amateur Radio 144.000 to 148.000 5.0 144-148 VHF Hi 148.000 to
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20-422.fm Page 14 Friday, January 7, 2000 12:54 PM OPERATION • if the scanner is dropped or sub- TURNING ON THE jected to an electrical shock SCANNER/SETTING VOLUME AND SQUELCH Caution: This procedure clears all the information you have programmed into 1. Turn VOLUME and SQUELCH fully the scanner. Use this procedure only counterclockwise. when you are sure your scanner is not working properly. 2. Turn VOLUME clockwise until you hear a hissing sound. Follow these steps to reset the scanner.
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20-422.fm Page 15 Friday, January 7, 2000 12:54 PM Follow these steps to manually store a SEARCHING FOR AND frequency into a channel. TEMPORARILY STORING 1. If the scanner is scanning, press ACTIVE FREQUENCIES MANUAL. You can search for transmissions using 2. Using the number keys, enter the either a band or direct search, then tem- channel number where you want to porarily store the frequencies for those store a frequency. transmissions into monitor memories. BANK 3. Press PROGRAM. and th
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20-422.fm Page 16 Friday, January 7, 2000 12:54 PM 2. To manually search the band, press the search. Press • to enter the dec- HOLD after the scanner starts auto- imal point. matically searching the frequen- 3. Press s or t to search up or down H cies. The scanner displays (hold), d from the selected frequency. s or t , and a frequency within the (direct) and s or t appear, and the band you selected. next available monitor memory 3. Repeatedly press s to step from the number flashes. lower
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20-422.fm Page 17 Friday, January 7, 2000 12:54 PM You can also select a monitor memory DELETING A FREQUENCY by repeatedly pressing MONITOR until FROM A CHANNEL the desired monitor memory appears. 1. If the scanner is scanning, press Note: To listen to the monitor memories, MANUAL. the priority channel feature must be 2. Use the number keys to enter the turned off (see “Priority” on Page 20). channel number containing the fre- quency you want to delete. MOVING A FREQUENCY 3. Press PROGRAM.
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20-422.fm Page 18 Friday, January 7, 2000 12:54 PM Notes: • You can manually select any chan- nel in a bank, even if the bank is turned off. • You cannot turn off all ten banks. • The scanner skips channels that have been locked out (see “Skipping Frequencies/Channels” on Page 19. MANUALLY SELECTING A CHANNEL You can continuously monitor a specific channel without scanning. This is useful if you hear an emergency broadcast on a channel and want to hear all the de- tails (even though there mi
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20-422.fm Page 19 Friday, January 7, 2000 12:54 PM SPECIAL FEATURES DELAY SKIPPING FREQUENCIES/ CHANNELS Many agencies use a two-way radio sys- tem that might have a pause of several You can scan channels faster by skip- seconds between a query and a reply. ping ones that have a continuous trans- To avoid missing a reply, you can pro- mission, such as a weather channel. gram a 2-second delay into any of your You can lock out up to all 200 channels scanner’s channels or frequencies. while scan
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20-422.fm Page 20 Friday, January 7, 2000 12:54 PM Note: If you turned the key tone off (see scans, it checks the priority channels in “Turning the Key Tone On or Off” on each selected bank for activity every 2 Page21), the scanner does not beep seconds. when you hold down S/S-LOCKOUT. Notes: • You can skip priority channels. If you Removing Lockout from skip all priority channels, the scan- Channels P CH LOC OUt ner displays when you turn on the priority feature. See Follow these steps
