Radio Shack PRO-72 owner manual Troubleshooting, Problem Possible Causes Remedies

Page 48

TROUBLESHOOTING

If your scanner is not working as it should, these sugges- tions might help you eliminate the problem. If the scanner still does not operate properly, take it to your local Ra- dioShack store for assistance.

Problem

Possible Causes

Remedies

 

 

 

 

 

 

The scanner

The AC or DC

Be sure the adapt-

does not

adapter is not

er is plugged into

work at all.

properly connect-

a working AC out-

 

ed.

let or cigarette-

 

 

lighter socket, and

 

 

is fully inserted

 

 

into the scanner’s

 

 

PWR/DC 9V jack.

 

 

 

 

The internal batter-

Charge the re-

 

ies/battery pack

chargeable batter-

 

needs to be re-

ies or battery

 

charged, or the

pack, or replace

 

non-rechargeable

non-rechargeable

 

batteries are dead.

batteries with

 

 

fresh batteries.

 

 

 

Poor or no

Improperly con-

Be sure the anten-

reception.

nected antenna.

na is properly con-

 

 

nected.

 

 

 

 

Programmed fre-

Avoid program-

 

quencies are the

ming frequencies

 

same as birdie fre-

listed under “Bird-

 

quencies.

ie Frequencies” on

 

 

Page 40.

 

 

 

48

Image 48
Contents PRO-72 50-Channel Portable Scanner Features Serial Number Page FCC Notice Scanning Legally Contents Special Features TroubleshootingCare and Maintenance Specifications General Guide to ScanningPower Sources Using BatteriesPreparation 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 Special Features DelayLocking OUT a Channel Using the Display Backlight Using the Keylock Turning the KEY Tone on and OFFGuide to Frequencies US Weather FrequenciesOther Weather Frequencies Ham Radio FrequenciesBirdie Frequencies 486.400 499.200Guide to the Action Bands United States Broadcast BandsTypical Band Usage 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.