Radio Shack iScan 20-107 User Manual

36Searching37Searching–Services– MenuAircraft Search civilian and military air frequencies:108-118 MHz Navigation118-137 MHz Civilian Voice138-150 MHz Military Voice (excludes 2m Amateur)225-400 MHz Military VoiceRailroad Search the Association of American Railroads (AAR) VHFrailroad frequencies used in the US and Canada.Amateur Search amateur radio frequencies:28.0-29.7 MHz 10m Band50-54 MHz 6m Band144-148 MHz 2m Band222-225 MHz 1.25cm Band420-450 MHz 70cm Band902-928 MHz 33cm Band1240-1300 MHz 23cm BandCB Search the Citizens Band radio frequencies.Marine Search the VHF-FM marine radio band.FRS/GMRS/MURSSearch the FRS, GMRS, MURS, DOT and STAR radiofrequencies.To change the Service Search parameters:Press MENU while any Service Search is active. The following optionsare available:–”Service X”– MenuMain Menu Navigates to iSCAN’s Main Menu.Srvc Srch Menu Navigates to the Services Menu.Store Channel Stores a found frequency as an object in the first playlist.Cancel Changes Exits the Service Search Menu without saving changes.Save Changes Saves your changes and exits the Service Search Menu.Attenuator Limits the effective range of Service Search and mayhelp reduce interference from strong local transmitters.Press /II/SEL or  to enable or disable Attenuator.–”Service X”– MenuZeromatic Helps iSCAN tune to exact frequencies when searching.Press /II/SEL or  to enable or disable Zeromatic.Zeromatic does not have any effect in channel-basedsearches such as CB, Marine and FRS/GMRS/MURSbands.Delay When delay is enabled, iSCAN waits for two secondsafter a transmission before resuming search. Press /II/SEL or  to enable or disable delay.RX Mode Sets the RX modulation mode to automatic, or forcesAM mode or FM mode. RX Mode functions in Aircraftand Amateur bands. Press  or  to change.FrequencyRangesFor Service Searches that utilize frequency ranges, thisoption allows you to control which ranges are searched.The Frequency Ranges option is available in the PublicSafety, Aircraft and Amateur Radio Service Searches.Press /II/SEL or  to enable or disable frequency ranges.Limit SearchiSCAN’s Limit Search feature allows you to configure a customizedsearch between the lower and upper frequencies that you choose.To use Limit Search:1. Press MENU to access the Main Menu, scroll to Search, andpress  to enter to the Searches Menu.2. Scroll to Limit Search and press  to start the Limit Search.n Note: Press SKIP to block reception of undesired signals.To store found objects in playlists:1. Press MENU when you find a frequency you want to store.2. Select Store Channel.3. Press SEL. The new object is added to the first playlist and hasthe alpha tag “Stored Search.”n Note: To move the new object to another playlist or editthe alpha tag, use the Object Edit Menu (see page 29) or the PCApplication (see page 46).