Patent Number: 6,311,021

Title: Multi-candela alarm unit

Abstract: A strobe alarm unit having a plurality of selectable candela settings or intensity levels, for allowing an alarm installer to select a particular candela setting for the alarm unit in the field. The strobe alarm unit incorporates a voltage doubler circuit that allows a single storage capacitor to provide the necessary discharge voltage across the flashtube to provide the plurality of selectable candela settings.

Inventors: Kosich; Joseph (South Toms River, NJ)

Assignee: Wheelock, Inc.

International Classification: G08B 5/22 (20060101); G08B 7/00 (20060101); G08B 5/36 (20060101); G08B 7/06 (20060101); G03B 015/03 (); G03B 007/26 ()

Expiration Date: 10/30/2018