User's Manual

20-527 Owners Manual Draft
Page 1 of 60
PRO-97 Multi Trunk-Tracking
Handheld Scanner
20-527 OWNER’S MANUAL Please read before using this equipment.
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CONTENTS
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© 2004 RadioShack Corporation.
All Rights Reserved.
RadioShack, RadioShack.com, Hypersearch, Hyperscan, and Adaptaplug are trademarks used by
RadioShack Corporation.
Motorola, Smartnet and Privacy Plus are registered trademarks of Motorola Inc.
EDACS is a registered trademark of GE/Ericsson Inc.
LTR is a registered trademark of EF Johnson.
FEATURES
Your RadioShack Handheld Scanner is one of a new generation of scanners designed to track
Motorola® Type I and II (such as Smartnet® and Privacy Plus®) and hybrid analog trunking systems,
GE-Ericsson (EDACS®) type systems, and EF Johnson (LTR) type systems which are extensively used
in many communication systems.
Trunking communications systems let a large group of 2-way radio users (or even different groups of
2-way radio users) efficiently use a set of frequencies. Instead of selecting a specific frequency for a
transmission, the user simply selects a talk group. The trunking system automatically transmits the call
on the first available frequency, and also sends a code that uniquely identifies that transmission.
Since the trunking system might send a call and its response on different frequencies, it is difficult to
listen to trunked communications using a regular scanner. The trunking scanner monitors the data sent

Summary of content (60 pages)