Hand-held sound source used for assistance in setting the threshold levels for sound activated audio monitoring systems involving the ALA and DG Series Alarming Base Stations. Generates 77dB sound pressure level at 3',and 3560 Hz at 9V battery source. 9V battery included.

NOTE:
The SG-1 is a reference device only, and does not dramatize the actual ambient sound in a sound activated audio monitoring application.

Specifications Sheet

Instructions