Microphone Amplifier Speaker Hearing Diagram. In bte model the microphone amplifier and speaker are fitted in a hard case that sits behind the ear. Microphone circuit diagram with pcb layout.

The two transistor mic amplifier circuit is isolated into three sections. Microphone amplifier circuit diagram 1 speaker audiocircuit. The proposed microphone amplifier circuit can amplify the input signal thousands of time.

This circuit can also be used in many applications like portable music players intercoms radio amplifiers tv sound systems ultrasonic drivers etc.

Power amplifier and speaker blocks. Homemade mic amplifier loudspeaker connection circuit how to connect condenser mic to amplifier. Microphone converts sound into an electrical signal. Microphone circuit diagram with pcb layout.