Schematic Power Amplifier and Layout

Fire alarm beeping circuit diagram flame detection circuit flame detector sensor flame detector principle    

Electronic Circuit ding-dong Sound for any Alarm Basically the circuit alternates between two frequencies which are adjustable. This produces the “ding-dong” sound.

Making Headphone Amplifier, stereo audio circuits which use TDA7050T 3volt very simple 1w

PCB Layout and Design – CADint PCB

Electronic Circuit Design with CD4093 All circuitry is intended for fun activities Electronic Circuit Design, and can be installed at home, battery-powered cars and motorcycles, but also on the page.

Audio Amplifier Circuit Using STK439