Radio Shack PRO-2050 owner manual Understanding Your Scanner, Look AT the Front Panel

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UNDERSTANDING YOUR SCANNER

Once you understand a few simple terms we use in this manual and familiarize yourself with your scanner’s features, you can put the scanner to work for you. You simply determine the type of communications you want to receive, then set the scanner to scan them.

A frequency is the tuning location of a station (expressed in kHz or MHz). To find active frequencies, you can use the search function.

You can also search the service-search banks, which are preset groups of fre- quencies categorized by type of service.

When you find a frequency, you can store it into a programmable memory location called a channel, which is grouped with your other channels in a channel-storage bank. You can then scan the channel-storage banks to see if there is activity on the frequencies stored there. Each time the scanner finds an active frequency, it stays on that channel until the transmission ends.

A LOOK AT THE FRONT PANEL

Your scanner’s keys might seem confusing at first, but this information should help you understand each key’s function.

Note: Some of the scanner’s keys perform more than one function and are marked with more than one label. The steps in this Owner’s Manual show only the label on the key appropriate to the action being performed.

VOLUME

Turns the scanner on or off and adjusts the volume.

SQUELCH

Adjusts the scanner’s squelch.

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Contents Cat. No Features Fm Page 3 Wednesday, August 4, 1999 129 PM FCC Notice Your PRO-2050 scanner can receive all of these bandsScanning Legally Contents Resetting the Scanner Connecting AN Antenna Connecting the Supplied AntennaConnecting an Outdoor Antenna PreparationConnecting Power Using AC PowerConnecting AN Extension Speaker Using Your Vehicle’s Battery PowerConnecting AN Earphone Headphones Listening SafelyUnderstanding Your Scanner Look AT the Front PanelScans through the stored channels Look AT the Display AIRScan Service Banks Understanding BanksUnderstanding Trunking Channel Storage BanksTurning on Storing Known Scanner and Setting OperationSquelch Channels Searching Service Banks Limit Search Scanning the Stored Channels Manually Selecting a ChannelClearing a Frequency from a Channel Special Features DelayTurning CHANNEL- Storage Banks on and OFF Locking OUT Channels Frequencies Locking Out ChannelsLocking Out Frequencies Skipping Data Signals Trunk TrackingPriority Types of Trunking Systems Setting Squelch for the Trunk Tracking Mode Programming Trunked FrequenciesScanning a Trunked Bank Monitoring an Active ID Locking Out IDsUsing Trunk Tracking Scan Delay Unlocking a Single IDUnlocking All IDs Channel Activity Indicators Monitoring IDsScan Lists Manually Storing IDs into Scan ListsScanning the Scan Lists Storing IDs into Scan Lists While SearchingDeleting a Stored ID Automatically Storing an ID in a Scan List LocationScanning Type I and Hybrid Trunked Systems E1P1 E1P2 Block Size Code Block Size Code Selecting a Preset Fleet Map Programming a Fleet MapProgramming a Hybrid System USrGeneral Guide to Scanning Guide to FrequenciesNational Weather Frequencies FrequenciesGuide to the Action Bands Typical Band UsageBand Allocation Primary UsageHAM Meter Amateur Band 50-54 MHz Centimeter Amateur Band 420-450 MHz Conventional Systems Band Locally Assigned Frequency Conversion Troubleshooting Trunked Frequencies on Fm Page 48 Wednesday, August 4, 1999 129 PM Resetting the Scanner Care and Maintenance Specifications Fm Page 52 Wednesday, August 4, 1999 129 PM Fm Page 53 Wednesday, August 4, 1999 129 PM Fm Page 54 Wednesday, August 4, 1999 129 PM Fm Page 55 Wednesday, August 4, 1999 129 PM RadioShack