Details:
GPA-40 BL Digital P.A. cum Siren Amplifier
The Grand Model (GPA-40 BL is an advanced efficient and economical full featured electronic Sire - cum - P.A amplifier. The GPA-40BL incorporates the latest solid state engineering for superior reliability.
A wide range of features including all the basic siren tones (i.e Wail, Yelp, Hi-Lo and Peak and Hold Manual Siren)
P.A. are provided in GPA-40BL. These siren tones are switched on and off by finger touch ON switches with DIGITAL circuitry.
A noise-cancelling microphone is supplied along producing high quality voice reproduction. The microphone, push to talk switch overrides any siren for instant P.A. use Microphone/Siren volume is adjustable by means of a front panel volume control.
The GPA-40 BL is protected against all failure modes (including reversed polarity) by a fuse that is replaceable without tools.
Power for the system can be obtained from the vehicles power distribution center or directly from the vehicle battery.
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