Sound triggered switches are employed in several applications, a few common illustrations being voice controlled tape recorders, baby alarms, burglar alarm systems, and VOX (voice managed switching) techniques of radio […]
Touch Operated Flip Flop Relay Switch
The post explains a simple yet very useful touch operated flip flop circuit. It operates by touching a sensor pad which results in an alternate high/low logic outputs in response […]
Mouth Operated Music Synthesizer Circuit
In this article we discuss a simple circuit which can used to synthesize music by blowing a MIC with breath power from mouth. The air pressure and vibration generated by […]
Sound Operated Music Bell
In this post we learn how to make a simple sound operated music bell circuit which can be installed in homes for enabling the visitors to ring the door bell […]
Laser Operated Security Alarm Circuit
We all might have usually observed laser alarm system as an important part of security solution specifically for a location which ought to get hi-level security. Starting from a museum […]
How to Build a Automatic Night Operated LED Lamp
This circuit is not merely easy but quite interesting and very simple to develop. You may have observed the new flashlights produced with new high bright high effectiveness LEDs. The […]