Radio Shack 20-427 PRO-2054, Owner'S Manual

Page 1: ...ntional transmissions and is preprogrammed with search banks for convenience By pressing a one touch search key you can quickly search those frequencies most commonly used by public service and other...

Page 2: ...gnals or turns it off to return the sensitivity to normal TUNE press TUNE PAUSE to tune to a frequency PAUSE pauses search or tune operation SCAN stalker scans through the programmed channels or activ...

Page 3: ...y will add install your scanner You can mount your scanner in your vehicle install it for mobility or install it as a base station mounting your scanner in your dashboard If you are unsure about how t...

Page 4: ...cket 1 Attach the three protective rubber feet to the mounting bracket when you use the scanner on a flat surface Do not use them when you mount the bracket with screws 2 Use the supplied mounting bra...

Page 5: ...wer your scanner You can power your scanner from a wall outlet through your vehicle s ignition or from your vehicle s cigarette lighter from a wall outlet add photograph 1 Connect the tip of the suppl...

Page 6: ...battery Note You must use a power source that supplies 12V DC and delivers at least 600mA Its center tip must be set to positive and its plug must fit the scanner s DC 13 8V jack The supplied DC powe...

Page 7: ...so want to connect an external antenna if you use your scanner as a base station Your local RadioShack store sells a variety of antennas Always use 50 ohm coaxial cable such as RG 58 or RG 8 to connec...

Page 8: ...d exposure to high volume levels can cause permanent hearing loss traffic safety Do not wear headphones while driving This can create a traffic hazard and is illegal in some areas Even though some hea...

Page 9: ...hannel storage bank to group frequencies Note The scanner is preset so each banks is turned on see Turning Channel Storage Banks Off and On setting up your scanner turning on the scanner and setting s...

Page 10: ...tive frequencies are RadioShack s Police Call Aeronautical Frequency Directory and Maritime Frequency Directory We update these directories every year so be sure to get a current copy Follow these ste...

Page 11: ...he next step Some scanner designs do this without showing the correct step in the display This scanner will show the actual tuned frequency in the display Because steps are so close together the audio...

Page 12: ...bout 2 seconds the scanner starts searching When the scanner finds an active frequency it stops searching and displays the frequency s number Notes To reverse the search direction at any time press or...

Page 13: ...a specified channel when the scanner stops on that frequency during search mode or manual tuning 1 Press FUNC then PROG when you find a frequency ChAnnEL appears on the display After about 2 second th...

Page 14: ...After about 2 seconds the scanner automatically returns to search mode 3 If you try to copy a frequency which is already stored the scanner sounds the notice tone 3 times after you press ENT dUPL app...

Page 15: ...ceive mode FM Ch Frequency MHz Ch Frequency MHz 01 156 0500 05 156 2500 06 156 3000 07 156 3500 08 156 4000 09 156 4500 10 156 5000 11 156 5500 12 156 6000 13 156 6500 14 156 7000 15 156 7500 16 156 8...

Page 16: ...1250 83 157 1750 84 157 2250 85 157 2750 161 8250 161 8750 86 157 3250 87 157 3750 161 9250 161 9750 88 157 4250 F P police fire band Receive Mode FM Group Frequency MHz Step kHz 1 33 420 33 980 20 37...

Page 17: ...Receive mode AM Frequency MHz Step kHz 108 000 136 99166 8 33 Note All scanners tune by steps Your RadioShack scanner uses steps consistent with the latest US or worldwide standards If you enter a no...

Page 18: ...r to start 3 Press ENT 4 Press PAUSE or TUNE The scanner starts the tune operation To change the tune direction press or to tune up or down When the scanner finds an active frequency it stops on the f...

Page 19: ...le to turn off bank 1 press 1 The scanner does not scan any of the channels within the banks you turned off To turn on banks while scanning press the number key until the bank s number appears For exa...

Page 20: ...AUSE MAN disappears and SRCH appears To change the searching direction press or You can select a marine channel directly When the scanner stops searching the marine bank use the number keys to enter t...

Page 21: ...it sounds an alarm when a weather alert tone is broadcast press FUNC then press WX while you are listening to the WX channel ALErt appears If the scanner detects the weather alert it sounds the alert...

Page 22: ...kywarn channel No proG appears on the display Signal Stalker II Your scanner s Signal Stalker II feature provides a powerful new tool for you to rapidly detect monitor and store frequencies for nearby...

Page 23: ...You can also turn on off frequency sub bands using the corresponding number keys while Signal Stalker II is active Note Priority mode is not available while using the Signal Stalker II Press FUNC the...

Page 24: ...s will cause the Signal Stalker II to execute another fine step search of the 1 MHz segment Of course if you have locked out the undesired transmissions the Signal Stalker II will not stop on them aga...

Page 25: ...ss L OUT when the scanner stops on the channel To lock out a channel manually select the channel then press L OUT L O appears on the display Note You can still manually select locked out channels To r...

Page 26: ...locked out frequency and L r appear Press or to review the list The locked out frequency and L r appears If the search bank has no locked out frequencies L r EMPty appears Press FUNC then L OUT again...

Page 27: ...stays on the channel if there is activity until the activity stops Note If you program a weather channel as the priority channel the scanner stays in the priority channel only when the scanner detect...

Page 28: ...r detects activity on the priority channel PCH appears Or if the scanner detects a weather alert tone in Priority WX mode PCH ALErt appears for 2 seconds then ALErt flashes and the scanner sounds an a...

Page 29: ...r is scanning Press FUNC and then ATT to set the attenuator to its global mode Bar appears on the display Press ATT to turn the attenuator on or off ATT appears disappears on the display Press FUNC an...

Page 30: ...ck CLOnE and UP to SEnd appears 3 Press at the host scanner 4 SEndInG appears at the host scanner The scanner sends the data To exit the clone mode remove the cable CLOnE and Error alternately appears...

Page 31: ...are signals created inside the scanner s receiver These operating frequencies might interfere with transmissions on the same frequencies If you program one of these frequencies you hear only noise on...

Page 32: ...2 MHz 0 5 V 806 960 MHz 0 7 V Selectivity 6 dB 10 kHz 50 dB 18 kHz Spurious Rejection at 154 1 MHz FM 40 dB Scanning Rate Up to 60 Channels per Second Search Rate Up to 75 Steps per Second Delay Time...

Page 33: ...itialize it If you have problems with the scanner first try resetting it which will retain items stored in memory If that does not work initialize the scanner You may be able to save the information i...

Page 34: ...ons may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference...

Page 35: ...comply with the legal requirement that scanners be manufactured so as to not be easily modifiable to pick up those transmissions Do not open your scanner s case to make any modifications that could al...

Page 36: ...the PWR DC 13 8V jack The center tip of the adapter cable s barrel plug must be set to positive The scanner does not receive any stations or reception is poor What s wrong The scanner might need to re...