Circuit For Quiz Contest : Electronic Jam

This is the design diagram of electronic jam. This jam circuit can be implemented in quiz contests in which any…

55 years ago

Why You Might Want Train Horns

Imagine for a moment that you are driving down the road in your truck and it has been a long…

55 years ago

Simple Battery Level Indicator

Here the circuit diagram of simple and easy made battery level indicator. In general, in mobile phones, the battery levels…

55 years ago

Power Supply Failure Alarm

This is the 'special' circuit design of power supply failure alarm. The vast majority of the power supply failure alarm…

55 years ago

USB Powered, Stereo Computer Speaker

This is the circuit diagram of USB powered stereo computer speaker, or it widely known as multimedia speakers for PCs.…

55 years ago

Shutter Guard

This is the shutter guard circuit which has sensitive vibration sensor, piezo-sensor. This circuit is specifically designed for outlets to…

55 years ago

Automatic Switch-Off Staircase Light

This is the circuit diagram of staircase light with automatic switch off. It based on timer which is can be…

55 years ago

Portable 230V Lamp Flasher

This is a portable, 230V high-power incandescent electric lamp flasher circuit diagram. It is actually basically a double flasher (alternating…

55 years ago

Electronic Horn

This is an easy, low cost and easy built circuit of an electronic horn which is designed close to quadruple…

55 years ago