Radio Shack 20-423 owner manual Fire/Police, 45.880 45.900

Page 13

Fire/Police

Group	Frequency Range	Step
Group	(MHz)	(kHz)
	(MHz)	(kHz)


1	33.420–33.980	20

	37.020–37.420	20

	39.020–39.980	20

	42.020–42.940	20

	44.620–45.860	40

	45.880	—

	45.900	—

	45.940–46.060	40

	46.080–46.500	20

2	153.770–154.130	60

	154.145–154.445	15

	154.650–154.950	15

	155.010–155.370	60

	155.415–155.700	15

	155.730–156.210	60

	158.730–159.210	60

	166.250	—

	170.150	—

3	453.0375–453.9625	12.5

	458.0375–458.9625	12.5

	460.0125–460.6375	12.5

	465.0125–465.6375	12.5

Understanding Your Scanner

Image 13

Contents Channel VHF/AIR/UHF Desktop Scanner Introduction Scanning Legally FCC NoticeDual Conversion helps prevent Contents Specifications TroubleshootingGuide to the Action Bands Using AC Power Power SourcesUsing Vehicle Battery Power PreparationConnecting the Supplied Antenna Connecting AN AntennaConnecting an Outdoor Antenna Look AT the Controls Understanding Your ScannerLook AT the Display Channel Storage Banks Understanding Service BANKS/BANKSAir Service BanksAmateur Radio Channel Frequency MHz Marine45.880 45.900 Fire/PoliceOperation Turning on the SCANNER/SETTING Volume and SquelchStoring Known Frequencies Into Channels Finding and Storing Active Frequencies Searching the Service BanksUsing Direct Search Scanning the Stored Channels Using the Monitor MemoryListening to a Monitor Memory Frequency Moving a Frequency from a Monitor Memory to a ChannelMonitoring a Stored Channel Turning Channel Storage Banks on and OFFClearing a Stored Channel Scanning OptionsUsing the Weather Alert Weather Channel Frequency ChartListening to the Marine Bank Listening to Weather BandUsing the Delay Function Special FeaturesLocking OUT Channels and Frequencies Locking Out ChannelsTurning the KEY Tone on and OFF Using PriorityReviewing Locked-Out Frequencies Removing All Locked-Out Tags From FrequenciesBirdie Frequencies Using a Computer to Program the ScannerUnited States Broadcast Band Typical Band Usage Guide to the Action BandsPrimary Usage VHF BandBand Allocation Abbreviations ServicesAmateur Band 50-54 MHz Government Band 406-450 MHz Frequency Conversion Avoiding Image FrequenciesRESETTING/INITIALIZING the Scanner TroubleshootingResetting the Scanner Initializing the Scanner CareChannels of Operation SpecificationsNominal Limited One-Year Warranty