Intercom Circuit is like smart walkie talkie for home use. No need of button it work hands-free with electronics. We talk in mic and it changes voice to electric signal. Amplifier make signal strong. One part stop our own speaker sound, so there is no echo or noise. Same signal goes to other unit and […]
Audio Circuits
Walkie Talkie Circuit
Walkie Talkie Circuit is small device for talking. Two people can talk without wire. It work with radio signal with short distance only. One person can talk and other can listen but not both at the same time. This project is good for fun, small chat and learning electronics. Circuit Working: Parts List: Category Component […]
Electronic Drums Simulator Circuit
Do anyone want to play drums but do not have full drum kit? This Electronic Drums Simulator Circuit work like small electronic drum. It uses smart parts to make drum sound like kick and snare. Sound come from electronics and not from real drum. Can make sound using things like relaxation oscillator like build and […]
“Hee Haw” Siren Circuit
The “Hee Haw” Siren Circuit is a fun sound project that makes a high and low noise like “Hee Haw” instead of one long sound. It is made using simple electronic parts like resistors, capacitors and transistors or sometimes ICs. The pitch of the sound goes up and down again and again. We can find […]
Simple Guitar Fuzz Circuit
Imagine we play guitar but we want loud, fuzzy, buzzing sound which is not clear. A Simple Guitar Fuzz Circuit is like small monster in a box. It changes our normal sound and makes it fuzzy, noisy or roaring. Rock and blues players use this as it comes in small box with buttons we press […]
Simple Speaker Audio Output Transformer Circuit
Imagine our voice is strong but we whisper through a tiny straw to reach our far friend but it wont work. Same is in circuit for Simple Speaker Audio Output Transformer Circuit which works like a megaphone for sound signal. It takes strong signal from amplifier and changes it to fit the speaker so music […]