U.S. flag

An official website of the United States government, Department of Justice.

NCJRS Virtual Library

The Virtual Library houses over 235,000 criminal justice resources, including all known OJP works.
Click here to search the NCJRS Virtual Library

VIBRATION DETECTION OF INTRUDERS, PART 2 - SPECIAL PURPOSE VIBRATION DETECTORS FOR STRONGROOMS, SAFES, WINDOWS

NCJ Number
37964
Journal
SECURITY GAZETTE Volume: 18 Issue: 10 Dated: (OCTOBER 1976) Pages: 344-345
Author(s)
K BREWSTER
Date Published
1976
Length
2 pages
Annotation
THE AUTHOR PROVIDES ADVICE ON THE INSTALLATION AND LOCATION OF INTRUSION DETECTORS, THE POWER OF VIBRATION DETECTORS TO DISCRIMINATE BETWEEN ACCIDENTAL KNOCKS AND PERSISTENT ATTACKS, AND METHODS OF AVOIDING FALSE ALARMS.
Abstract
THE SPECIAL REQUIREMENTS OF VIBRATION DETECTORS USED ON STRONGROOMS, SAFES, AND WINDOWS ARE NOTED. METHODS OF CHOOSING DETECTORS TO ENSURE A MINIMUM RISK OF FALSE ALARMS OR INADEQUATE SENSITIVITY TO ATTACK ARE DESCRIBED.

Downloads

No download available

Availability