Radio Shack PRO-2041 Скачать руководство пользователя страница 38 | Manualshive

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  -6 dB:......................................................+/ -10 kHz

  -50 dB:................ .....................................+/ -20 kHz

Spurious Rejection:...............................40 dB at 154 MHz (FM)

Scanning Rate:.................................Up to 25 channels/second

Search Rate:......................................Up to 50 ste ps/second

Delay Time:...................................................2 seconds

Intermediate Frequencies (IF):

  1st:........................................................257.5 MHz
2nd:.........................................................21.4  MHz
3rd:..........................................................455 kHz

IF Rejection:

  257.5 MHz @ 154 MHz:............................................50 dB

21.4 MHz @ 154 MHz:............................................100 dB

Squelch Sensitivity:

Threshold (FM and AM):.......................................1 microV

  Tight (FM):.....................................................25 dB

Tight (AM):.....................................................20 dB

Antenna Impedance:..............................................50 Ohms

Audio Output Power (10% THD):.......................................1 W

Built-in Speaker:........................................3 inch (77 mm)
   8-ohm, Dynamic Type

Power Requirements:............................AC 120V, 60 Hz, 13 Watts
  + 13.8 VDC
DC Cigarette -Lighter Power Cord (Cat. No. 270 -1533)

Current Drain (Sque lched):.......................................140 mA

Dimensions (HWD):.......................3 3/8 x 8 7/16 x 6 13/16 Inches
   (86 x 214 x 173 mm)

Weight:................................................2. 4 lbs (1.1 kg)

Supplied Accessory:.............................................Antenna

Specifications are typical; individual units might vary.   Specifications
are subject to change and improvement without notice.

U.S. PATENT NOS.

3,961,261     3,962,644 4,027,251
4,092,594 4,133,715 4,245,34 8

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Содержание PRO-2041

Страница 1: ...e the scanner to work improperly Use and store the scanner only in normal temperature environments Temperature extremes can shorten the life of electronic devices and distort or melt plastic parts Keep the scanner away from dust and dirt which can cause premature wear of parts Wipe the scanner with a damp cloth occasionally to keep it looking new Do not use harsh chemicals cleaning solvents or str...

Страница 2: ...Bands let you search for transmissions within preset frequency ranges so you can find interesting frequencies more quickly 40 Monitor Memories let you temporarily save up to 40 frequencies located during a frequency search so you can move selected frequencies to channel storage later Direct Frequency Search lets you search for new and unlisted frequencies starting from a specified frequency Limit ...

Страница 3: ...nge programming information Backlit Display makes the scanner easy to read in low light conditions Two Power Options let you power the scanner from standard AC power with the supplied AC power cord or your vehicle s battery with an optional DC cigarette lighter power cord Frequency Data Loading lets you program the scanner with frequencies stored in a personal computer You need a personal computer...

Страница 4: ... your scanner is preprogrammed with the following weather service frequencies 161 6500 MHz 161 7750 MHz 162 4000 MHz 162 4250 MHz 162 4400 MHz 162 4500 MHz 162 4750 MHz 162 5000 MHz 162 5250 MHz 162 5500 MHz 163 2750 MHz We recommend you record your scanner s serial number here This number is on the scanner s back panel ...

Страница 5: ...rdies are signals created inside the scanner s receiver These operating frequencies might interfere with broadcasts on the same frequencies If you program one of these frequencies you might be able to turn SQUE LCH clockwise to cut out the birdie The birdie frequencies on this unit to watch for are 32 100 36 000 36 300 40 000 40 300 41 890 44 100 44 300 48 100 48 300 52 100 52 300 108 100 108 800 ...

Страница 6: ...8 00 MHz High Range 148 00 174 00 MHz UHF Band Military Aircraft 380 00 384 00 MHz U S Government 406 00 420 00 MHz 70 cm Amateur 420 00 450 00 MHz Low Range 450 00 470 00 MHz FM TV Audio Broadcast Wide Band 470 00 512 00 MHz 800 Band Law Enforcement 806 00 824 00 MHz Conventional Trunked Systems 856 00 866 00 MHz Public Safety 866 00 869 00 MHz Trunked Private General 894 00 960 00 MHz Primary Us...

Страница 7: ...OCATION To help decide which frequency ranges to scan use the following 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 more complete listing refer to the Police Call Radio Guide including Fire and Emergency Services available at your local Radio Shack store Abbreviations Services AIR Aircra...

Страница 8: ...r Reporters OIL Oil Petroleum Industry POL Police Department PUB Public Services Public Safety Local Government Forestry Conservation PSB Public Safe ty PTR Private Trunked ROAD Road Highway Maintenance RTV Radio TV Remote Broadcast Pickup TAXI Taxi Services TELB Mobile Telephone Aircraft Radio Common Carrier Landline Companies TELC Cordless Phones TELM Telephone Maintenance TOW Tow Trucks TRAN Tr...

Страница 9: ...36 250 Oil Spill Cleanup 36 270 36 990 GOVT MIL 37 020 37 980 PUB IND 38 000 39 000 GOVT MIL 39 020 39 980 PUB 40 000 42 000 GOVT MIL MARI 42 020 42 940 POL 42 960 43 180 IND 43 220 43 680 TELM IND PUB 43 700 44 600 TRAN 44 620 46 580 POL PUB 46 600 46 990 GOVT TELC 47 020 47 400 PUB 47 420 American Red Cross 47 440 49 580 IND PUB 49 610 49 990 MIL TELC 6 Meter Amateur Band 50 000 54 00 HAM U S Go...

Страница 10: ... 270 152 480 IND TAXI BUS 152 510 152 840 TELB 152 870 153 020 IND MOV 153 035 153 725 IND OIL UTIL 153 740 154 445 PUB FIRE 154 490 154 570 IND BUS 154 585 Oil Spill Cleanup 154 600 154 625 BUS 154 655 156 240 MED ROAD POL PUB 156 255 157 425 OIL MARI 157 450 MED 157 470 157 515 TOW 157 530 157 725 IND TAXI 157 740 BUS 157 770 158 100 TELB 158 130 158 460 BUS IND OIL TELM UTIL 158 490 158 700 TEL...

Страница 11: ... GOVT 169 55 169 9875 GOVT MIL USXX 170 000 170 150 BIFC GOVT RTV FIRE 170 175 170 225 GOVT 170 245 170 305 Wireless Mike 170 350 170 400 GOVT MIL 170 425 170 450 BIFC 170 475 PUB 170 4875 173 175 GOVT PUB Wireless Mikes 173 225 173 5375 MOV NEWS UTIL MIL 173 5625 173 5875 MIL Medical Crash Crews 173 60 173 9875 GOVT ULTRA HIGH FREQUENCY UHF U S Government Band 406 125 419 975 GOVT USXX 70 cm Amat...

Страница 12: ...BUS FM TV Audio Broadcast UHF Wide Band Channels 14 through 69 MHz steps 475 750 Channel 14 481 750 Channel 15 487 750 Channel 16 511 750 Channel 20 NOTE Some cities use the 470 512 MHz band for land mobile service Conventional Systems Band Locally Assigned 851 0125 855 9875 CSB Conventional Trunked Systems Band Locally Assigned 856 0125 860 9875 CTSB Trunked Systems Band Locally Assigned 861 0125...

Страница 13: ...ers The following information can help you make the necessary conversions 1 MHz million 1 000 kHz thousand To convert MHz to kHz multiple the number of megahertz by 1 000 30 62 MHz x 1000 30 620 kHz To convert from kHz to MHz divide the number if kilohertz by 1 000 127 800 kHz 1000 127 8 MHz To convert MHz to meters divide 300 by the number of megahertz 300 50 MHz 6 meters LB km 04 11 1997 ...

Страница 14: ...counterclockwise Also see Special Features Faxback Doc 38899 for more information about adjusting the scanner s sensitivity If SQUELCH is adjusted so you always hear a hissing sound the scanner does not scan properly STORING ACTIVE FREQUENCIES You can store frequencies into channels using any of these methods Manual storage Auto storage Band limit or direct search Good references for active freque...

Страница 15: ...nt to store the frequency anyway press ENTER again If you find that you entered a wrong frequency after you press ENTER you can change it to the correct frequenc y by following these steps a Press ENTER One of the frequency s digits flashes b Repeatedly press UP ARROW and DOWN ARROW until the digit you want to change flashes C Use the number keys to enter the correct digit d Press ENTER 5 Repeat S...

Страница 16: ...upper limit or DOWN ARROW to go from the upper to the lower limit AUTO and the bar under the currently selected bank number flash When the scanner finds an active frequency it stores the frequency in the channel number displayed to the left of CH then continues searching for more active frequencies and storing them in any sub sequent empty channels When the scanner fills all channels within the se...

Страница 17: ...lash twice and the scanner stores the displayed frequency Then the scanner continues to search for frequencies If there is no empty channel CH FULL appears To store more frequencies you must clear some channels To continue searching after CH FULL appears press CLEAR then UP ARROW or DOWN ARROW To store the displayed frequency in the lowest available monitor memory press MONITOR The frequency flash...

Страница 18: ...the selected bank number flashes 2 Using the number keys enter the search bank number for each limit search range you want to remove or select When a bank is selected a bar appears under it NOTE To select bank 10 press 0 3 To step through the selected band upward or downward in small increments in steps of 5 12 5 or 25 kHz depending on the band press and release UP ARROW or DOWN ARROW On hold down...

Страница 19: ... You can restore the preprogrammed limit search limit search ranges you replaced by initializing the scanner 1 Press PROGRAM PROGRAM appears 2 Using the number keys select the number for the search bank where you want to store a new limit search range NOTE To select bank 10 press 10 3 Press LIMIT SEARCH BANK the selected bank number and L appear and a bar flashes under the selected search bank s n...

Страница 20: ...there is no empty channel CH FULL appears To store more frequencies you must clear some channels To store a displayed frequency in a monitor memory simply press MONITOR To search for another active frequency hold down UP ARROW or DOWN ARROW for about 1 second Direct Search from a Frequency You Select You can search all frequencies within a range of 1 to 10 MHz starting from a frequency you select ...

Страница 21: ...hannels within the banks you have turned off NOTES You cannot turn off all banks There must be at least one active bank You can manually select any channel in a bank even if the bank is turned off To turn on banks while scanning press the bank s number key until a bar under the bank s number disappears The scanner does not scan any of the channels within the banks you have turned off NOTES You can...

Страница 22: ...he channel storage bank where you want to store monitor memory frequencies 3 Hold down ENTER then press MONITOR The scanner moves all frequencies stored in monitor memories into the bank Moving Frequencies from Bank to Monitor Memories You can move all stored frequencies within a bank to monitor memories This lets you quickly clear channels within a bank without losing the frequencies IMPORTANT If...

Страница 23: ... channel storage bank that has the locked out frequencies you want to delete 3 Hold down ENTER then press L OUT SORTING FREQUENCIES WITHIN A BANK You can sort the frequencies you have stored within a bank The scanner moves the frequencies into consecutive channels either from the lowest to the highest frequency or the highest to the lowest frequency This makes it easy for you to see the range of f...

Страница 24: ...ve also allocated channels for use by their weather reporting authorities NOAA and your local weather reporting authority broadcast your local forecast and regional weather information on one or more of these channels To hear your local forecast and regional weather information simply press WX Your scanner scans through the weather band and UP ARROW and WX appear Your scanner should stop within a ...

Страница 25: ...ay cause undesired o peration SCANNING LEGALLY Your scanner covers frequencies used by many different groups including police and fire departments ambulance services government agencies private companies amateur radio services military operations pager services and wireline telephone and telegraph service providers It is legal to listen to almost every transmission your scanner can receive However...

Страница 26: ... can power your scanner from your vehicle s cigarette lighter socket with an optional DC cigarette lighter power cord such as Cat No 270 1533 not supplied To connect an optional DC cigarette lighter power cord insert its barrel plug into the DC 13 8V jack on the back of the scanner then plug the power cord into your vehicle s cigarette lighter socket Cautions If you use a DC cigarette lighter powe...

Страница 27: ...e as far as possible from sources of electrical noise appliances other radios and so on The antenna should be vertical for the best performance Always use 50 ohm coaxial cable such as RG 58 or RG 8 to connect an outdoor antenna For lengths over 50 feet use RG 8 low loss dielectric coaxial cable If the coaxial cable s connector does not fit in the ANT jack you might also need a PL 259 to BNC antenn...

Страница 28: ...a traffic hazard CONNECTING AN EXTENSION SPEAKER In a noisy area an extension speaker Cat No 21 549 or an amplified speaker Cat No 21 541 might provide more comfortable listening Plug the speaker cable s 1 8 inch mini plug into the EXT SPKR jack on the back of your scanner UNDERSTANDING YOUR SCANNER Once you understand a few simple terms we use in this manual and familiarize yourself with your sca...

Страница 29: ...W MONITOR accesses the 40 monitor memories DELAY programs a 2 second delay for the selected channel L OUT lets you lock out selected channels or frequencies so they will not be scanned or searched L OUT REVIEW lets you review locked out channels or frequencies CLEAR clears an incorrect entry Number Keys each key has a single digit label and a range of numbers Use the digits on the keys to enter th...

Страница 30: ...ncies into channels PRI appears when the priority feature is turned on MON flashes with a number 1 40 to show which monitor memory you are listening to CH appears with digits 1 400 to show which channel the scanner is turned to AM FM shows which preset mode AM or FM the scanner is set to while scanning and flashes when you change a frequency to the other mode L OUT appears when you manually select...

Страница 31: ... scanner can tune over 32 000 different frequencies Many of these frequencies are grouped within permanent memory locations called search bands 1 17 Band Search Description Range MHz 01 29 30 10 Meter Amateur Radio 02 30 50 VHF Lo 03 50 54 6 Meter Amateur Radio 04 108 136 Aircraft 05 144 148 2 Meter Amateur Radio 06 148 174 VHF Hi 07 380 384 Military Aircraft 08 406 420 Government 09 420 450 70 Ce...

Страница 32: ... area using several different frequencies Additionally there might be other law enforcement agencies such as state police county sheriffs or SWAT teams that use their own frequencies You could program all law enforcement frequencies starting with Channel 1 the first channel in Bank 1 then program the fire department paramedic and other public safety frequencies starting with Channel 41 the first c...

Страница 33: ... To reduce interference or noise caused by signals from a strong local broadcaster you can reduce the scanner s sensitivity to signals by setting the ATT attenuate switch on the back of the scanner Switch ATT to 10 dB to reduce the scanner s sensitivity or to 0 dB to receive the signal without attenuation If you switch ATT to 10 dB your scanner might not receive weak signals LOCKING OUT CHANNELS A...

Страница 34: ... DIRECT to start a search then press L OUT REVIEW L OUT REVIEW L r appears As you press UP ARROW or DOWN ARROW the scanner displays all locked out frequencies USING THE PRIORITY FEATURE The priority feature lets you scan channels and still not miss important or interesting calls on the priority channels You can program up to 10 frequencies as the priority channels When you turn on the priority fea...

Страница 35: ...e frequency disappear Locking Out Priority Channels 1 Press PROGRAM 2 Repeatedly press PRIORITY to select the priority channel you want to lock out 3 Press L OUT NOTE If you have programmed only one priority channel PCH ALL OFF appears CHANGING THE AM FM RECEIVE MODE The scanner is preset to the most common AM or FM receive mode for each frequency range The preset modes are Frequency Band Receive ...

Страница 36: ...turn the scanner s key tone off or back on 1 If the scanner is on turn OFF VOLUME counterclockwise until it clicks to turn it off 2 While you hold down 2 and ENTER turn on the scanner 3 After 1 second release 2 and ENTER CONNECTING A DATA LINK TO THE SCANNER A data interface kit not supplied lets you program the scanner with frequencies stored in a computer Contact your local Radio Shack store for...

Страница 37: ...ent 380 450 MHz in 12 5 kHz steps UHF Lo 450 470 MHz in 12 5 kHz steps UHF T 470 512 MHz in 12 5 kHz steps UHF Hi 806 824 MHz in 12 5 kHz steps 849 869 MHz in 12 5 kHz steps 894 960 MHz in 12 5 kHz steps Channels 40 0 channels 40 monitor memories and 10 priority channels Sensitivity 20 dB S N FM 29 54 MHz 1 microV 108 136 975 MHz 1 microV 137 174 MHz 1 microV 380 512 MHz 1 microV 806 960 MHz 2 mic...

Страница 38: ...t AM 20 dB Antenna Impedance 50 Ohms Audio Output Power 10 THD 1 W Built in Speaker 3 inch 77 mm 8 ohm Dynamic Type Power Requirements AC 120V 60 Hz 13 Watts 13 8 VDC DC Cigarette Lighter Power Cord Cat No 270 1533 Current Drain Squelched 140 mA Dimensions HWD 3 3 8 x 8 7 16 x 6 13 16 Inches 86 x 214 x 173 mm Weight 2 4 lbs 1 1 kg Supplied Accessory Antenna Specifications are typical individual un...

Страница 39: ...ies listed frequencies under Birdie Fre quencies in the General Guide to Scanning Faxback Doc 38900 or only select them manually Error appears Programming error Enter the frequency correctly including the decimal point Keys do not Undetermined error Turn the scanner off work or display then on again or changes reset the scanner Scanner is on SQUELCH is not correctly Adjust SQUELCH but does not adj...

Страница 40: ...izing the Scanner IMPORTANT This procedure clears all information you stored in the scanner s memory Initialize the scanner only when you are sure the scanner is not working properly 1 Turn off the scanner then turn it on again 2 While holding down CLEAR insert a pointed object such as a straightened paper clip into the reset opening on the back of the scanner Then gently press and release the res...

Страница 41: ...59532 SPRING TYPE AIR CORE CA1219 L24 12044046 COIL BAND PASS FILTER CA1221 12044046 VCO CA1221 L19 L20 10559557 COIL DATA BASE MANAGEMENT CA1224 T6 10562445 COIL CHOKE 5 PIN 100UH CA3134 10562445 DC DC CONVERTER CA3134 L29 10562577 COIL CHOKE 18UH CA3182 L17 10563658 COIL RADIO FREQUENCY CA3691 10563658 TORROID TRANSFORMERS CA3691 L21 L27 L28 10563880 COIL CHOKE 10UH CA3793 L14 L15 L16 L22 118704...

Страница 42: ...122 10576023 CAP C ER 50V 150PF 10 CDA151KJBC 10576023 CASE STYLE 0805 PKG OF 5 CDA151KJBC C14 C115 10576056 CAP CERAMIC 50V 18PF 5 CDA180JJBC 10576056 CASE STYLE 0805 PKG OF 5 CDA180JJBC C55 C57 C59 11561297 CAP CER 50V 1 5PF 25PF CDA1X5CJBC 11561297 CASE STYLE 0805 PKG OF 5 CDA1X5CJBC C24 C42 C49 C88 C101 10576114 CAP CER 50V 22PF 5 CDA220JJBC 10576114 CASE STYLE 0805 PKG OF 5 CDA220JJBC C25 C77...

Страница 43: ...FOOT FRONT PLASTIC TILT F90006 11865391 KEYTOP RUBBER CONTACT HJ90061 11865417 LOCK WSHER OUTER QT1 LUG1 HW2000463 J1 10720209 JACK ANTENNA J0085 J3 10720704 JACK DC POWER J0171 J2 10731511 JACK 3 5MM J1821 CN4 10731891 CONNECTOR 2 PIN MALE J4051 10731891 SPEAKER J4051 CN1 CN2 CN5 10732378 CONNECTOR 3 PIN MALE J5678 10732378 SQUELCH AUDIO POWER J5678 J401 11840063 JACK EARPHONE J90031 CN3 11865318...

Страница 44: ...5 R111 R168 10947000 CASE STYLE 0805 SMD S NDA0216EDG 10947000 PKG OF 5 NDA0216EDG R4 R81 R82 R84 10947158 3 3K 5 1 10W MLG RES NDA0230EDG 10947158 PKG OF 5 NDA0230EDG R37 R38 R39 R45 R100 10947356 4 7K 5 1 10W MLG RES NDA0247EDG R129 R147 R162 R165 10947356 CASE STYLE 0805 SMD S NDA0247EDG 10947356 PKG OF 5 NDA0247EDG R12 R138 10947448 5 6K 5 1 10W MLG RES NDA0257EDG 10947448 PKG OF 5 NDA0257EDG ...

Страница 45: ...49 SWITCH TACT RESET SD0114 11073749 SD0114 11081627 SPEAKER 8 OHM 1 WATT SP0034 T7 11093549 TRANSFORMER POWER TA0341 IC3 11542792 IC TA2003F AM IF AMP 16P TA2003F 11542792 CASE STYLE 16 PIN SMD S TA2003F T1 T2 T3 11840196 TRANSFORMER IF 1ST TA90006 11840196 CAN GRAY SLUG TA90006 T4 11840204 TRANSFORMER IF 2ND TA90007 11840204 CAN GRAY SLUG TA90007 T5 11865367 TRANSFORMER DETECTOR 455K TA90011 118...

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