New developments in electronic sounders

Summary

Describes a new range of electronic sounders. Reviews the three main types of sound generating device - Moving Coil Transducer, Piezo foil/capsule, and Mylar speaker. Notes the UK market has seen a move towards line driven two wire addressable sounders. Highlights the importance of selecting the correct type of sounder.

Primary Author(s): Stockwell N.

Source: Fire Safety Engng., July 2002, 22-24,1 tab, figs.

             BSRIA Abstract Doc 000104042 Abs 20022568

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