Radio Shack 20-422 owner manual Ohms

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Antenna Impedance

50 Ohms

Audio Power

840 mW Maximum

Built-In Speaker

21/4 Inch (57 mm), 8-Ohm, Dynamic Type

AC Adapter

10 Volts AC

Dimensions (HWD)

23/8 93/8611/16 Inches (60 238 170 mm)

Weight (without AC Adapter)

1 lb 2 oz (510 g)

Specifications are typical; individual units might vary. Specifications are subject to change and improvement without notice.

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Contents 200CH VHF/Air/UHF Home Scanner Features Frequency Range MHz Step kHz Scanning Legally FCC NoticeContents Preparation Connecting AN AntennaConnecting the Supplied Antenna Connecting an Outdoor AntennaConnecting Power Connecting AN Earphone or Headphones Connecting AN External SpeakerListening Safely Look AT the Front Panel Understanding Your ScannerBank Look AT the DisplayPRI Frequency Bands Understanding Banks and BandsCHANNEL-STORAGE Banks Monitor Memories29-54 Operation Resetting ScannerManually Storing Frequencies Into Channels Band Search Searching for and Temporarily Storing Active FrequenciesDirect Search Listening to Monitor MemoriesMoving a Frequency from a Monitor Memory to a Channel Scanning ChannelsManually Selecting a Channel Delay Special FeaturesRemoving Skip from Frequencies Removing Lockout from Channels PriorityWeather Alert Testing Alert ToneListening to Weather Band Turning the KEY Tone on or OFFNational Weather Frequencies General Guide to ScanningGuide to Frequencies Ham Radio FrequenciesTypical Band Usage Guide to the Action BandsBand Allocation Very High Frequency VHF Ultra High Frequency UHF Frequency Conversion Symptom Suggestion TroubleshootingCare 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.