Radio Shack 20-422 owner manual Look AT the Display, Bank

Page 10

1–9, 0

Each key has a single-digit label, and the 1–9and 0 keys

 

also have a range of numbers. Use the digits on the keys to

 

enter the numbers for a channel or a frequency. Use the

 

range of numbers above the key (61–80 , for example) to se-

 

lect or deselect the channels in a channel-storage bank.

CLEAR/.

Clears an incorrect entry, or enters the decimal point when

 

you enter a frequency.

WX/E

Scans the seven preprogrammed weather channels; stores

 

frequencies into channels.

A LOOK AT THE DISPLAY

The display has indicators that show the scanner’s current operating mode. A good look at the display will help you understand your scanner.

BANK

Appears with a number (1–10) to its right to show which

 

 

channel-storage banks are turned on for scanning.

MON

Appears with a number (1–10) to its right to show which

 

 

monitor memory you are listening to.

 

Appears when you tune to a priority channel.

P

 

CH

Appears with a number (1–200) to its left to show which

 

 

channel the scanner is tuned to.

SCAN

Appears when you scan channels.

MAN

Appears when you manually select a channel.

PGM

Appears when you program the scanner.

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Contents 200CH VHF/Air/UHF Home Scanner Features Frequency Range MHz Step kHz FCC Notice Scanning LegallyContents Connecting an Outdoor Antenna Connecting AN AntennaConnecting the Supplied Antenna PreparationConnecting Power Connecting AN Earphone or Headphones Connecting AN External SpeakerListening Safely Understanding Your Scanner Look AT the Front PanelLook AT the Display BankPRI Monitor Memories Understanding Banks and BandsCHANNEL-STORAGE Banks Frequency Bands29-54 Operation Resetting ScannerManually Storing Frequencies Into Channels Searching for and Temporarily Storing Active Frequencies Band SearchListening to Monitor Memories Direct SearchScanning Channels Moving a Frequency from a Monitor Memory to a ChannelManually Selecting a Channel Delay Special FeaturesRemoving Skip from Frequencies Priority Removing Lockout from ChannelsTurning the KEY Tone on or OFF Testing Alert ToneListening to Weather Band Weather AlertHam Radio Frequencies General Guide to ScanningGuide to Frequencies National Weather FrequenciesGuide to the Action Bands Typical Band UsageBand Allocation Very High Frequency VHF Ultra High Frequency UHF Frequency Conversion Troubleshooting Symptom SuggestionCare and Maintenance Specifications Ohms RadioShack Division of Tandy Corporation Fort Worth, Texas

20-422 specifications

The Radio Shack 20-422 is a versatile and compact handheld scanner that has garnered recognition among hobbyists and communication enthusiasts alike. This model is designed to provide users with an easy-to-use interface and advanced scanning capabilities, making it a popular choice for those looking to stay connected with public safety, aviation, and other radio communications.

One of the standout features of the Radio Shack 20-422 is its ability to scan a wide range of frequencies. With coverage from 30 MHz to 900 MHz, it allows users to access a diverse array of radio signals, including AM, FM, and analog transmissions. This broad frequency range ensures that operators can track vital communications from police departments, fire services, and emergency medical teams.

In addition to its expansive scanning capabilities, the 20-422 is equipped with 200 programmable channels. This enables users to store their favorite frequencies for quick access, thus enhancing the overall user experience. The unit is also compatible with commonly used trunking systems, which allows users to monitor communications from trunked radio systems, widely employed by public safety organizations.

The Radio Shack 20-422 comes with a customizable priority scanning feature, which allows users to set specific channels to scan more frequently. This ensures that important communications are not missed, adding a level of efficiency to the scanning process. Moreover, the scanner features a large LCD display that provides users with clear visibility of the frequency and other important information.

From a technological standpoint, the 20-422 is equipped with automatic frequency identification, which simplifies the process of discovering new radio signals. The built-in alert system notifies users when specific transmissions are detected, adding convenience to the scanning routine.

The ergonomic design of the Radio Shack 20-422 enhances ease of use, equipped with a comfortable grip and well-placed buttons for intuitive operation. The scanner is powered by a reliable battery system, ensuring long hours of dynamic scanning capabilities, whether you are in a stationary location or on the move.

In summary, the Radio Shack 20-422 stands out as a powerful tool for anyone interested in radio communications. With its extensive frequency coverage, programmable channels, and user-friendly design, this handheld scanner is perfect for hobbyists, emergency responders, and anyone else looking to stay connected with their community.
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