Radio Shack PRO-72 owner manual

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You can also use six rechargeable nickel-cadmium batter- ies (such as Cat. No. 23-125) to power the scanner. To charge or recharge nickel-cadmium batteries, however, you must remove them from the scanner and use an ex- ternal charger (such as Cat. No. 23-134).

Note: If you are using a rechargeable scanner battery pack, you must charge it before you can use your scanner (see “Charging a Rechargeable Battery Pack” on Page 14).

Caution: Do not mix old and new batteries, different types of batteries (standard, alkaline, or rechargeable), or re- chargeable batteries of different capacities.

Follow these steps to install batteries or a battery pack.

1.Press down on the battery compartment cover on the bottom of the scanner and slide the cover in the direction of the arrow to remove it.

2.Slide the battery holder out of the battery compart- ment.

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Contents PRO-72 50-Channel Portable Scanner Features Serial Number Page FCC Notice Scanning Legally Contents Care and Maintenance Specifications Special FeaturesTroubleshooting General Guide to ScanningUsing Batteries Power SourcesPreparation Page Page Using Standard AC Power Using Vehicle Battery Power Charging a Rechargeable Battery Pack Connecting the Antenna Connecting AN EARPHONE/ Headphones Connecting an Optional AntennaTraffic Safety Listening SafelyConnecting AN Extension Speaker Using the Belt ClipYour Scanner Look AT the Keypad Page Look AT the Display Page Understanding BANDS/MONITOR Memory Search BandsMonitor Memory Turning on the SCANNER/ Setting Volume and Squelch OperationStoring Active Frequencies Manually Storing FrequenciesPage Band Search Page Direct Search Moving a Frequency from the Monitor Memory to a Channel Monitoring a Stored ChannelScanning the Channels Listening to the Monitor Memory Clearing a ChannelListening to a Weather Band Delay Special FeaturesLocking OUT a Channel Using the Display Backlight Using the Keylock Turning the KEY Tone on and OFFOther Weather Frequencies Guide to FrequenciesUS Weather Frequencies Ham Radio FrequenciesBirdie Frequencies 486.400 499.200Typical Band Usage Guide to the Action BandsUnited States Broadcast Bands VHF BandPrimary Usage ActivitiesSpecified Intervals Band AllocationVery High Frequency VHF Government Band Ultra High Frequency UHF Frequency Conversion Troubleshooting Problem Possible Causes RemediesProblem Possible Remedies Causes RESETTING/INITIALIZING the Scanner Resetting the ScannerInitializing the Scanner Care and Maintenance Page Specifications US Patent Numbers Limited One-Year Warranty

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PRO-72 specifications

The Radio Shack PRO-72 is a compact and versatile handheld scanner that has garnered a dedicated following among scanning enthusiasts and casual users alike. Renowned for its user-friendly design and robust feature set, the PRO-72 brings a wealth of scanning capabilities to the palm of your hand.

One of the most notable features of the PRO-72 is its ability to receive a vast range of frequencies, typically spanning from 29 MHz to 512 MHz. This wide frequency coverage allows users to monitor various communications, including police, fire, emergency services, aviation, and amateur radio transmissions. The scanner supports both conventional and trunked systems, making it adaptable for different types of communications used by various agencies.

The PRO-72 is equipped with 100 programmable channels, allowing users to organize and store their preferred frequencies efficiently. This feature makes it easier to switch between channels without manually tuning. Users can also take advantage of the scanner's built-in search function, enabling them to explore unidentified frequencies across the entire range.

When it comes to technologies, the PRO-72 incorporates a Digital Signal Processor (DSP) that enhances audio clarity and reduces background noise. This feature ensures that users receive clear and intelligible audio, even in busy radio environments. Additionally, the scanner supports CTCSS (Continuous Tone-Coded Squelch System) and DCS (Digital-Coded Squelch) features, which help filter out unwanted transmissions, further enhancing the user experience.

The scanner’s backlit LCD display adds to its usability, ensuring visibility in low-light conditions. The ergonomic design features easy-to-use controls, making it accessible for beginners while still offering advanced options for seasoned operators. The portable nature of the PRO-72, often powered by standard AA batteries, makes it an ideal companion for outdoor activities like camping or emergency preparedness.

In conclusion, the Radio Shack PRO-72 is a feature-rich handheld scanner that successfully blends ease of use with advanced technology. Its wide frequency coverage, programmable channels, and impressive audio clarity make it an excellent choice for anyone looking to explore the world of radio communications. Whether for leisure or practical applications, the PRO-72 continues to be a reliable tool for communication enthusiasts.