This is a simple clap switch circuit with high sensitivity. The only unusual component is the single coil latching relay. While there are numerous means of generating the latching function, the ...

Here is the circuit of a highly sensitive clap switch that can be operated from a distance of up to 10 metres from the microphone. Signals picked up by the microphone are amplified by transistors T1, ...

As the gadgets and gizmos around us get smarter, more of them have begun incorporating some form gesture-control to increase its efficiency of operation. But like the decades-old Clapper — you know, ...