Radio Shack Master Your Scanning Experience with the Pro 2040 from

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20-414.fm Page 13 Wednesday, August 4, 1999 11:12 AM

UNDERSTANDING YOUR SCANNER

A LOOK AT THE FRONT PANEL

This look at the scanner’s front panel will help you understand each control’s function.

Control	Function

POWER	Turns the scanner on and off.
1-0	Each single-digit number on the keys enters the
	numbers for a channel or a frequency, or each
	range of numbers above the number keys indicates
	the channels that make up a channel-storage bank.
	See “Understanding Channel-Storage Banks.”
./CLEAR	Enters the decimal point in a frequency, or clears an
	incorrect entry and is used when you initialize the
	scanner.
ENTER	Enters programmed frequencies into channels.
VOLUME	Sets the scanner’s volume.
SQUELCH	Adjusts the scanner’s receiver sensitivity to help
	you eliminate background noise.
SCAN	Starts scanning through the stored channels.
MANUAL	Stops scanning and lets you manually enter a chan-
	nel number.
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Contents Fm Page 1 Wednesday, August 4, 1999 1112 AM Features Fm Page 3 Wednesday, August 4, 1999 1112 AM FCC Notice Contents Scanning Legally Using Standard AC Power Connecting PowerMemory Backup PreparationUsing Vehicle Battery Power Telescoping Antenna Connecting AN AntennaOptional Outdoor Antenna Resetting the SCANNER’S Display Initializing Scanner Connecting AN EARPHONE/ HEADPHONES/ External SpeakerListening Safely Traffic SafetyLook AT the Front Panel Understanding Your ScannerStores frequencies into and accesses the 10 moni Programs a 2-second delay for the selected chanEnters the up or down direction in the search mode Turns the data skip feature on and offLook AT the Display During a search hold when the frequency is stored Appears when you manually select a locked channel, orAppears when you program a channel for a two-second Delay before scanning or when you listen to a channelChannel-Storage Banks Understanding the SCANNER’S MemoryMonitor Memories Operation Turning on the SCANNER/SETTING the Volume and SquelchFinding Birdie Frequencies Manually Storing Frequencies in Channels Limit Search Searching for and Temporarily Storing Active FrequenciesDirect Search Search Skip Memory Listening to Monitor Memories Scanning the Stored Channels Moving a Frequency from a Monitor Memory to a ChannelTurning Channel-Storage Banks On and Off Manually Selecting a ChannelListening to the Weather Band Using the 2-SECOND Delay Special FeaturesDesignating a Priority Channel Changing Scanning and Search Speeds Locking OUT ChannelsPRO-2040 has two scan and three search speeds Type Speed Detecting Data Signals Guide to Frequencies General Guide to ScanningGuide to the Action Bands Primary Usage Typical Band UsageHF Band 3.00-30.0 MHz VHF Band 30.00-300.0 MHzUHF Band Band AllocationAbbreviations Very High Frequency VHF- 30 MHz-300 MHz High Frequency HF- 3 MHz-30 MHzVHF-Hi Band 148-174 MHz Low Band 450-470 MHz Ultra High Frequency UHF- 300 MHz-3 GHzTrunked Systems Band Locally Assigned Frequency ConversionTroubleshooting Care and Maintenance Specifications MHz and 450 kHz DC 400 mA full volume unsquelchedOhms Watts maximumFm Page 43 Wednesday, August 4, 1999 1112 AM Radio Shack