Audio Circuits

This Simple Piezo Buzzer Circuit make sound in new way. It is easy to make and need only few parts like: It make high sound like a whistle. This circuit is special because coil makes the sound to keep going and is not like other circuit with resistor and capacitor only. What is a Piezo […]

Think internet is like a light and not a radio wave. Simple Li-Fi Transmitter Receiver Circuit do the same thing like that. This article tell how to make simple Li-Fi system to send and get data using light. Transmitter uses bright LED and normal transistor to send signal. Receiver catch signal with light sensor like […]

Chirping Bird Sound Generator Circuit is small electric circuit that make sound like bird chirping. It uses few parts and easy to make. People use it for fun, in toy birds or doorbell. It makes place feel like nature with bird sound. What is Chirping Bird Sound Generator Circuit: This small circuit make sound like […]

This post talk about how to make small and easy Electronic Organ Circuit using Transistors It make sound like real organ. Sound is nice and fun. We have used transistor and transistor help make sound and give power to speaker. Circuit is small, but it plays good music. Good for learning and we can learn […]

Sound Operated Music Bell Circuit is small project that play music when it hear sound like clap or knock. It use microphone to catch sound and then start music using some small electronic parts. This circuit is fun, easy to make, and good for hobby or decoration use. What is a Sound Operated Music Bell […]