Radio Shack PRO-2048 Specified Intervals, Primary Usage, VHF Band Activities Frequencies

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Primary Usage

As a general rule, most of the radio activity is concentrated on the following fre- quencies:

VHF Band

	Activities	Frequencies

	Government, Police, and Fire	153.785–155.980 MHz
	Emergency Services	158.730–159.460 MHz
	Railroad	160.000–161.900 MHz
UHF Band

	Activities	Frequencies

	Land-Mobile “Paired” Frequencies	450.000–470.000 MHz
	Base Stations	451.025–454.950 MHz
	Mobile Units	456.025–459.950 MHz
	Repeater Units	460.025–464.975 MHz
	Control Stations	465.025–469.975 MHz

Note: Remote control stations and mobile units operate at 5 MHz higher than their associated base stations and relay repeater units.

SPECIFIED INTERVALS

Frequencies in different bands are accessible only at specific intervals. For ex- ample:

Band Type	Specified Interval

VHF, HAM, and Government	5.0 kHz steps
All Others	12.5 kHz steps
Aircraft	25.0 kHz steps

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Contents

PRO-2048 200-Channel Programmable Home Scanner Features Risk of Electric Shock Band Frequency Range MHz FCC NoticeScanning Legally Contents Guide to Frequencies US Weather Frequencies Using Standard AC Power Connecting PowerUsing Vehicle Battery Power PreparationConnecting the Antenna Connecting an Optional Antenna Resetting the SCANNER’S DisplayInitializing Scanner Connecting AN EARPHONE/ HEADPHONES/ External Speaker Traffic SafetyListening Safely Look AT the Front Panel Understanding Your ScannerStarts scanning through the stored channels Bank Look AT the DisplayData Understanding the SCANNER’S Memory Channel-Storage BanksMonitor Memories Turning on the SCANNER/SETTING the Volume and Squelch OperationSquelch Tips Manually Storing Frequencies in Channels Limit Search Searching for and Temporarily Storing Active FrequenciesDirect Search Search Skip Memory Listening to Monitor Memories Moving a Frequency from a Monitor Memory to a ChannelScanning the Stored Channels Turning CHANNEL- Storage Banks on and OFFManually Selecting a Channel Listening to the Weather Band Using Priority Channels Special FeaturesLocking OUT Channels Using the 2-SECOND DelaySkipping Data Signals Changing Scanning and Search SpeedsType Speed Turning the KEY Tone on or OFF Guide to Frequencies General Guide to ScanningUnited States Broadcast Bands Guide to the Action BandsTypical Band Usage HF BandUHF Band Primary Usage Specified IntervalsVHF Band Activities Frequencies UHF Band Activities FrequenciesBand Allocation Abbreviations ServicesVHF Low Band in 5 kHz steps Meter Amateur Band 28.0-29.7 MHzMeter Amateur Band Land Mobile Service BandFM Radio Broadcast, Wide Band Aircraft BandPage Cm Amateur Band Ultra High Frequency UHF 300 MHz-3 GHz Government BandLow Band Conventional Systems Band Locally AssignedFrequency Conversion Troubleshooting Care and Maintenance Specifications 21/4-Inch 57 mm, 8-ohm, dynamic type Division of Tandy Corporation RadioShackFort Worth, Texas 10A7

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