Radio Shack 20-422 owner manual Listening to Monitor Memories, Direct Search

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2.To manually search the band, press HOLD after the scanner starts auto- matically searching the frequen- cies. The scanner displays H (hold), ▲ or ▼, and a frequency within the band you selected.

3.Repeatedly press ▲ to step from the lower to the upper range, or ▼ to step from the upper to the lower range.

Hold down ▲ or ▼ for about 1 sec- ond or press HOLD to return to auto- matic search.

4.When the scanner finds an active frequency, you can do any of the fol- lowing:

• save the frequency into the cur- rent monitor memory by pressing

MONITOR.

• continue searching by pressing ▲ or ▼.

• stop searching and listen to the frequency by pressing HOLD. H (hold) appears.

Note: You can change the direction of a manual search by pressing ▲ or ▼ once.

the search. Press • to enter the dec- imal point.

3.Press ▲ or ▼ to search up or down from the selected frequency. d (direct) and ▲ or ▼ appear, and the next available monitor memory number flashes.

Note: If you entered an invalid fre- quency in Step 2, the scanner dis- plays Error. Press CLEAR, then repeat Steps 2 and 3.

4.When the scanner finds an active frequency, you can do any of the fol- lowing:

•save the frequency into the cur- rent monitor memory by pressing

MONITOR.

•continue searching or change the search direction by pressing ▲ or

▼.

•stop searching and listen to the frequency by pressing HOLD. h (hold) appears.

To manually step through frequencies one at a time after you stop a search, re- peatedly press ▲ or ▼. To continue searching, either press HOLD or hold down ▲ or ▼ for about 1 second.

Direct Search

Using direct search, you can enter a fre- quency, then search for transmissions above or below that frequency within all of the frequency bands.

1.Press MANUAL.

2.Use the number keys to enter the frequency where you want to start

LISTENING TO MONITOR MEMORIES

After you store frequencies into the scanner’s monitor memories, you can listen to them by pressing MANUAL, MONITOR, then the number for the de- sired monitor memory.

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Contents 200CH VHF/Air/UHF Home Scanner Features Frequency Range MHz Step kHz FCC Notice Scanning LegallyContents Connecting AN Antenna Connecting the Supplied AntennaConnecting an Outdoor 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 Understanding Banks and Bands CHANNEL-STORAGE BanksMonitor Memories 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 ChannelsTesting Alert Tone Listening to Weather BandTurning the KEY Tone on or OFF Weather AlertGeneral Guide to Scanning Guide to FrequenciesHam Radio 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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