Questions in 500mW Audio Amplifier with Mylar Cone Loudspeaker

A low power general purpose audio amplifier circuit you can easily add to your circuit. Ideal for sound annunciators, alarms and effects; sound reproduction applications in general that does not need to be played very loud. 4V-12VDC.

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A low power general purpose audio amplifier circuit you can easily add to your circuit. Ideal for sound annunciators, alarms and effects; sound reproduction applications in general that does not need to be played very loud. 4V-12VDC.