This article explains how to construct a circuit that will automatically turn OFF the cars audio when the phone rings. In this manner one wont have to fumble to switch OFF the music while taking calls. What is a Cellphone Triggered Car Amplifier Auto Mute Circuit: The Cellphone Triggered Car Amplifier Auto Mute Circuit is […]
Simple 300 Watt Power Amplifier Circuit using Transistors
Calling all music lovers who want their speakers to sound REALLY loud! This article shows how to build a super powerful amplifier circuit that can pump out 300 watts of sound with 8 ohm speakers or even more with 4 ohm speakers. Building circuits with high voltage can be dangerous. If possible experiment this circuit […]
Simple 100 Watt Amplifier Circuit using IC LM12
This article shows how to design a basic 100 watt amplifier circuit using an IC LM12. No expensive wiring or a large number of components are required. Soon a few simple steps will lead to a world of superb and deep sound. The 100 watt amplifier circuits compact size and efficient construction make it perfect […]
Simple Roulette Wheel of Fortune Circuit
With the help of this circuit one can create an entertaining electronic game that resembles a little roulette wheel of fate! When the game begins a circle of ten lights flashes in a random order. Until only one light remains ON the lights continue to change. The winner is that! Since one never know which […]
Simple Motor Boat Sound Generator Circuit
Consider a situation where a tiny motorboat enters the room with ease. This tiny electrical device is sufficient in this design, neither water nor a complicated wooden frame with a big motor connected are required. What is a Motor Boat Sound Generator Circuit: An electrical circuit designed to imitate the sound of a motor boat […]
Simple Contact MIC Circuit
Contact mics are specially designed microphones that can record strange noises when placed on various objects. Giving them a small electric boost will even allow them to produce noises on their own. A contact microphone and a basic circuit are used to turn an acoustic guitar into an electric one if it is required it […]