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With this sound activated switch, control by sound may be very useful, not just on The circuit can work from any 5–12 VDC regulated power supply provided a.

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It is a sound operated electronic switch kit by Electro Kits. It operates on a 9V battery and uses a electrets microphone. It switches on and off an.

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In this article, we'll build a sound-activated switch that can be opened and closed with a double clap.

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Clap switch/Sound-activated switch designed around op-amp, flip-flop and popular IC. Switch Circuit activates upon two-clap sound and stays activated until another sound triggers the circuit. This project is tested and working properly.

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Abstract—Sound activated switch is designed to provide a mechanism by section 3, conclusions and future work are mentioned in section 4.

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We have described a sound operated switch circuit which will switch ON the light by just CD is the master slave JK flip flop IC which work in toggle mode.

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The basic idea behind this work is that an electret mic picks up sound from the The authors used a sound activated switch to turn ON the bulb by clapping the.