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Radio Shack 20-426 manual Beyond the Basics Scan hold, Highway warning alert

Models: 20-426

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Beyond the Basics

scan hold

1.When scanning stops on a desired frequency, press HOLD/RESUME to stay on that frequency. When in the hold mode, press e or d to change the frequency. To quickly change frequencies, hold down e or d.

Note

Note

If you select a frequency that is a control channel, the scanner might display the active ID (when trunk mode is active).

2.To resume scanning, press HOLD/RESUME.

Highway warning alert does not work while in the hold mode.

highway warning alert

The scanner alerts you when highway patrol/state police units using mobile extenders are within about 3 miles. The ALERT light ﬂashes and the alert tone beeps twice when a signal is received. If a highway warning alert signal is received, ALERT lights steadily for approximately three minutes. Then, if no other mobile extender transmissions are received, ALERT turns off. If more transmissions are received before three minutes have passed, ALERT ﬂashes and the scanner sounds an alert tone.

setting the alert tone volume

Repeatedly press VOL to select loud, medium, or soft. The alert tone beeps and ALERT ﬂashes.

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Radio Shack 20-426 manual Beyond the Basics Scan hold, Highway warning alert, Setting the alert tone volume

Contents

Pro-2051 1,000-Channel Triple Trunking Mobile/Base Scanner Contents Basics Power your scannerSet up your scanner BasicsHighway patrol alerts Advanced scanner featuresBeyond the Basics Scanning a private bankWarranty Contents SkywarnSignal Stalker Wired programmingHOLD/RESUME Your scanner’s keypadTo Do This Your scanner’s rear view Trunk Your scanner’s displayFCC wants you to know Mounting the scanner in your vehicle Install your scannerThrough your vehicle’s ignition negative ground only Power your scannerFrom a wall outlet Rear View From your vehicle’s cigarrette lighterConnect your scanner Connecting the supplied antennaConnecting an external antenna Use extreme caution when installing or removing an Connecting an external speakerListening Safely Set the squelch Set up your scannerTurn on your scanner Scanning overview Basics Listen to preprogrammed frequenciesCommon scanner terms Basics Storing known frequencies into channels Advanced scanner featuresBeyond the Basics Channel storage banksBeyond the Basics Locking out channels Locking out a channel in hold modeLocking out a channel in scanning mode Beyond the Basics Deleting a stored frequencyRestoring all locked-out channels Restoring a locked-out channel in hold modeMemory lock Beyond the Basics Hold/resume Direct channel accessScanning a private bank Changing the priority channel Beyond the Basics Priority scanService scanning Beyond the Basics Band search Setting a search bandSearch hold Data skipStoring search frequencies Beyond the Basics Frequency skipDelay Selecting the state Highway patrol alertsHighway patrol/local police scanning State Code Order Press these buttons Action Highway warning alert Setting the alert tone volumeBeyond the Basics Scan hold Skip frequencies Adjusting alertHighway patrol priority channels Muting the alert toneTrunked highway frequencies About Skywarn SkywarnNWR Same Programming Fips Programming a Fips codeBeyond the Basics Signal Stalker Setting the signal stalker options Beyond the Basics Using signal stalker Trunk tracking Setting the squelchProgramming trunking frequencies Selecting Trunking System Type Programming id scan lists manually Edacs talk groups Motorola talk groupsReceiving trunked systems LTR talk groupsID scan hold mode ID scan modeID search hold mode Direct entry id hold modeID search mode Deleting a stored ID ID monitor modeProgramming scan lists during search Restoring locked-out IDs ID lockoutReviewing ID lockout Trunking frequency conﬁrmation Setting the delay mode for trunking modeSetting priority in trunking mode Multi-track Moving between scan list memoriesAbout multi-track Programming Edacs system frequencies Edacs trackingAFS partial entry Special Edacs featuresBeyond the Basics An Edacs trunked system Edacs ID blockout Edacs ID range searchEdacs Scat Tracking LTR systemsBeyond the Basics Tracking Motorola systems ﬂeet map programming Preset Fleet Maps E1P1 E1P5 E1P11 User-deﬁned ﬂeet maps Selecting a Preset Fleet MapFleet Map Size Codes Programming a Hybrid system Size code restrictionsProgramming a user ﬂeet map You can only enter within a range of 5-100 kHz, and 5 or Toggling the status bit Control channel only mode Disconnect tone detect option end code If the scanner receives no data from the PC for more than Cloning your scanner Birdies Replacing the fuse in the DC power cordProperly Beyond the Basics Resetting your scannerDrive by patrol cars but do not hear alarms? Frequently asked questions FAQsError appears on the display. What does it mean? If Frequencies SpeciﬁcationsGlossary Care Service and repair