20-310.fm Page 7 Wednesday, August 4, 1999 10:49 AM

CONTENTS

 

Preparation

9

Power Sources

9

Using Batteries

9

Using Standard AC Power

11

Using Vehicle Battery Power

12

Charging a Rechargeable Battery Pack

13

Connecting the Antenna

14

Connecting an Optional Antenna

15

Connecting an Earphone/Headphones

16

Listening Safely

16

Traffic Safety

16

Connecting an Extension Speaker

17

Using the Belt Clip

17

Understanding the PRO-70

18

A Look at the Keypad

18

A Look at the Display

19

Operation

21

Turning On the Scanner and Setting SQUELCH . 21

Searching For and Storing Active Frequencies ...

22

Active Frequency References

22

Storing Frequencies

23

Using Band Search

25

Using Direct Search

27

Using the Monitor Memory

28

Listening to the Monitor Memory

28

Moving a Frequency from the Monitor

 

Memory to a Channel

28

Scanning the Stored Channels

29

Monitoring a Stored Channel

30

Clearing a Stored Channel

31

Special Features

32

Using the Keylock

32

Locking Out Channels

32

Using a 2-Second Delay

33

Using the Display Backlight

34

Listening to a Weather Band

34

 

7

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Radio Shack PRO-70 owner manual Contents

PRO-70 specifications

The Radio Shack PRO-70 is a compact and versatile handheld scanner that caters to both novice enthusiasts and seasoned hobbyists. Launched in the early 1990s, the PRO-70 exemplifies the functionality and accessibility that users seek in a portable scanning device. Its design is lightweight and ergonomic, allowing for easy handling during extended use, whether at home or on the go.

One of the standout features of the PRO-70 is its ability to scan multiple frequency ranges. Operating on VHF, UHF, and other bands, it covers a comprehensive spectrum that includes public safety, amateur radio, and various commercial communications. This wide frequency range empowers users to stay informed about local news, events, and emergency situations.

The scanner boasts a powerful memory bank, often allowing users to store over 100 channels, which can be easily programmed and accessed. The inclusion of priority channels enables users to monitor essential frequencies while still scanning other channels, ensuring that important communications are never missed. The programmable scan feature is particularly beneficial, allowing enthusiasts to customize their scanning experience according to personal interests or needs.

In terms of technology, the PRO-70 utilizes advanced digital signal processing to enhance audio clarity and reception quality. This feature enables users to receive crisp and clear transmissions, particularly in areas with weaker signals. Additionally, the scanner incorporates a durable and long-lasting rechargeable battery, providing extended use without the frequent need for battery replacement, which is an essential consideration for avid users.

The user interface of the PRO-70 is designed for ease of use, with an intuitive layout of buttons and a simple LCD display that presents critical information clearly. Users can easily navigate through channels, adjust volume levels, and set scanning parameters without a steep learning curve.

Overall, the Radio Shack PRO-70 represents a significant entry in the world of handheld scanners, marrying practicality with technology. Its robust features, combined with the flexibility of frequency coverage, make it an ideal choice for both casual listeners and serious scanning enthusiasts. The scanner’s reliability, affordability, and ease of use solidify its reputation as a valuable tool for anyone looking to connect with their community and beyond through the world of radio communications.