Краткое содержание страницы № 1
20-417.fm Page 1 Wednesday, August 4, 1999 11:33 AM
Owner’s Manual Cat. No. 20-417
PRO-2048 200-Channel
Programmable Home Scanner
Please read before using this equipment.
Краткое содержание страницы № 2
20-417.fm Page 2 Wednesday, August 4, 1999 11:33 AM FEATURES Your RadioShack PRO-2048 200- Selectable Scan/Search Speeds Channel Programmable Home Scan- — let you select normal or Hyper ner lets you in on all the action! This Scan speeds, and normal, high, or scanner gives you direct access to HyperSearch speeds. over 30,000 exciting frequencies that HyperScan — scans 50 channels include police and fire departments, per second. ambulance and transportation ser- vices, and amateur radio. You
Краткое содержание страницы № 3
20-417.fm Page 3 Wednesday, August 4, 1999 11:33 AM Adjustable Tone — lets you turn on antenna to the screw-in terminal, or or off the beep you hear when you an external antenna to the BNC con- press a key. nector. Two-Second Scan Delay — delays Optional Power Sources — you scanning for 2 seconds before mov- can power your scanner using the ing to another channel, so you can supplied AC adapter or an optional hear more replies. DC cigarette-lighter power cable. Weather Band Key — scans the pr
Краткое содержание страницы № 4
20-417.fm Page 4 Wednesday, August 4, 1999 11:33 AM Your PRO-2048 can receive these bands: Band Frequency Range (MHz) 10-Meter Ham Band 29.00–29.7 VHF-Lo 29.7 50.00 – 6-Meter Ham Band 50.00–54.00 Aircraft 108–136.975 Government/Ham 137–148 VHF-Hi 148–174 Ham/Government 406–450 UHF-Lo 450 470 – UHF-T (TV) 470–512 UHF-Hi 806–823.9375 851–868.9375 896.1125–956 FCC NOTICE Your scanner might cause radio or TV interference even when it is operating properly. To determine if your scanner is causing
Краткое содержание страницы № 5
20-417.fm Page 5 Wednesday, August 4, 1999 11:33 AM This device complies with Part 15 of FCC Rules. Operation is subject to the fol- lowing two conditions: (1) This device may not cause harmful interference, and (2) This device must accept any interference received, including interference that may cause undesired operation. SCANNING LEGALLY Your scanner covers frequencies used by many different groups including police and fire departments, ambulance services, government agencies, private com-
Краткое содержание страницы № 6
20-417.fm Page 6 Wednesday, August 4, 1999 11:33 AM CONTENTS Preparation ..................................................................................................... 8 Connecting Power ..................................................................................... 8 Using Standard AC Power .................................................................. 8 Using Vehicle Battery Power ............................................................... 8 Connecting the Antenna .....
Краткое содержание страницы № 7
20-417.fm Page 7 Wednesday, August 4, 1999 11:33 AM A General Guide To Scanning ..................................................................... 30 Guide to Frequencies ............................................................................... 30 US Weather Frequencies .................................................................. 30 Canadian Weather Frequencies ......................................................... 30 Ham Radio Frequencies ...................................
Краткое содержание страницы № 8
20-417.fm Page 8 Wednesday, August 4, 1999 11:33 AM PREPARATION Your scanner’s display is protected • Be sure you connect the AC during shipment by a piece of blue adapter to the scanner before film. Peel off this film before you use you connect it to a standard AC the scanner. outlet. Then disconnect the adapter from the AC outlet before you disconnect it from the scanner. CONNECTING POWER • If you have difficulty inserting the If a power failure occurs or if Note: AC adapter’s polarized pl
Краткое содержание страницы № 9
20-417.fm Page 9 Wednesday, August 4, 1999 11:33 AM Cautions: Note: If the scanner does not oper- ate properly when you use a ciga- • The DC cigarette-lighter power rette-lighter power cable, unplug the cable must be capable of deliv- power cable from the cigarette- ering 12 volts and 500 milli- lighter socket and clean the socket to amps, its center tip must be set remove ashes and other debris. to positive, and its barrel plug must correctly fit the scanner's DC 12V jack. The recommended CO
Краткое содержание страницы № 10
20-417.fm Page 10 Wednesday, August 4, 1999 11:33 AM Warning: Use extreme caution when Connecting an Optional installing or removing an outdoor an- Antenna tenna. If the antenna starts to fall, let it go! It could contact overhead power The supplied telescoping antenna re- lines. If the antenna touches a power ceives strong, local signals. Howev- line, contact with the antenna, mast, er, to receive weaker, more distant cable or guy wires can cause electro- signals in all bands, you can attac
Краткое содержание страницы № 11
20-417.fm Page 11 Wednesday, August 4, 1999 11:33 AM INITIALIZING THE SCANNER If the scanner or its display does not work properly even after resetting it, follow these steps to initialize the scanner. Caution: Initializing the scanner 2. Using a pointed object, such as clears all the channels you stored in a straightened paper clip, press memory. Initialize the scanner only RESET on the back of the scan- when you are sure it is not working ner. The display resets, and the properly. scanner
Краткое содержание страницы № 12
20-417.fm Page 12 Wednesday, August 4, 1999 11:33 AM Listening Safely CONNECTING AN EARPHONE/ To protect your hearing, follow these HEADPHONES/ guidelines when you use an ear- phone or headphones. EXTERNAL SPEAKER • Do not listen at extremely high 1 The / -inch EXT SP jack on the back 8 volume levels. Extended high- of the scanner lets you connect an volume listening can lead to per- optional earphone (such as Cat. No. manent hearing loss. 33-175), headphones (such as Cat. • Set the volume t
Краткое содержание страницы № 13
20-417.fm Page 13 Wednesday, August 4, 1999 11:33 AM UNDERSTANDING YOUR SCANNER 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 find the communications you want to receive, then set the scanner to scan those frequencies. A is the tuning location of a station (expressed in kHz or MHz). To frequency find active frequencies, you can use the function which lets you limit sear
Краткое содержание страницы № 14
20-417.fm Page 14 Wednesday, August 4, 1999 11:33 AM SCAN Starts scanning through the stored channels. MANUAL Stops scanning and lets you manually enter a channel number. L/O/SEARCH SKIP Turns the selected channel’s lockout function on and off, or skips a specified frequency during a limit or direct search. DELAY Programs a 2-second delay for the selected channel. PRI/HYPER SEARCH Sets and turns on and off the priority function for a partic- ular channel, or selects the HyperSearch speed. MON
Краткое содержание страницы № 15
20-417.fm Page 15 Wednesday, August 4, 1999 11:33 AM A LOOK AT THE DISPLAY The display’s indicators show the scanner’s current operating mode. MON Appears when you listen to a monitor memory. BANK Appears with numbers (1–10) next to it to show which channel-storage banks are turned on for scanning. SCAN Appears when you scan channels. Blinks when the scan- ner is in the HyperScan mode. MANUAL Appears when you manually select a channel. PROGRAM Appears while you program frequencies into the sc
Краткое содержание страницы № 16
20-417.fm Page 16 Wednesday, August 4, 1999 11:33 AM DATA Appears while the data skip function is turned on. DELAY Appears when you program a channel for a two-second delay before scanning or when you listen to a channel programmed with the delay feature. WX Appears when the scanner is in the weather band mode. and Indicates the search direction. Blinks in the high speed s t search mode. SEARCH Appears during a limit (-L-) or direct (-d-) search or weather scan. Blinks in the HyperSearch mode
Краткое содержание страницы № 17
20-417.fm Page 17 Wednesday, August 4, 1999 11:33 AM Monitor Memories UNDERSTANDING THE SCANNER’S MEMORY The scanner has 10 monitor memo- ries. You can use these memories to You can store up to 210 frequencies temporarily store frequencies while into your scanner’s memory. This you decide whether or not to store scanner has 200 channel memories them into channels. This is handy for and 10 monitor memories. quickly storing an active frequency when you search through an entire band. You can ma
Краткое содержание страницы № 18
20-417.fm Page 18 Wednesday, August 4, 1999 11:33 AM OPERATION 4. Turn VOLUME clockwise to set TURNING ON THE 1 the scanner’s volume about /4 SCANNER/SETTING of the way between MIN and THE VOLUME AND MAX. SQUELCH 1. Turn SQUELCH fully clockwise. 5. Turn SQUELCH counterclock- wise until you hear a hissing noise. 2. Press POWER to turn on your 6. Adjust VOLUME to a comfortable scanner. The scanner continu- level. ously scans the unlocked chan- nels. 7. Slowly turn SQUELCH clockwise until the
Краткое содержание страницы № 19
20-417.fm Page 19 Wednesday, August 4, 1999 11:33 AM 3. Press PGM. BANK and the bank MANUALLY STORING number, the selected channel FREQUENCIES IN number and CH, 000.0000 CHANNELS MHz, and PROGRAM appear. You can manually store up to 200 fre- quencies into your scanner’s chan- nels. Great references for active frequen- cies are the RadioShack “Police Call Guide including Fire and Emergency 4. Enter the frequency you want to Services,” “Official Aeronautical Fre- store, including the decimal
Краткое содержание страницы № 20
20-417.fm Page 20 Wednesday, August 4, 1999 11:33 AM SEARCHING FOR AND TEMPORARILY STORING ACTIVE FREQUENCIES You can search for frequencies using a limit or direct search, then tempo- rarily store frequencies into monitor Note: If you enter an invalid fre- memories. quency, Error appears. To cor- rect this, simply repeat the step. Limit Search 3. Press LIMIT. Hi and a frequency appear. A limit search lets you search for ac- tive transmissions within a specified range of frequencies. Note:
