This is Megaphone circuit diagram is a signal sound expansion from condenser microphone gives with a small-sized loudspeaker. It compose the importance is part pre mic use transistor just one…
You are All Power Amplifiers circuits lists.
Do you love music? Imagine we can build a power amplifier system. Sound good, doesn’t it? Here are many circuits. For example, Audio amplifiers, bridge amplifiers, Using transistors or IC or MOSFET, Mixer, Graphic Equalizer, Preamplifiers. And, Sound generators, tone controls.
See Below on Amplifiers Categories:
Simple MOSFET Amplifier Circuit easy make!
This is TBA820m Amplifier circuit stereo 2W+2W, supply voltage 12V, Easy to build and cheap. on DIP-8pins same LM386. but TBA820M use easy better. [...]