Mechatrofice Blog

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Automatic Light Control Circuit diagram using LDR

These circuits can be used for different automatic light sensing projects including automatic night lamp, automatic street light controller, dark sensor circuits, etc. Automatic night lamp circuit using IC 555 An automatic night light circuit...

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Why fuse wires are always thin? if it is thick?

Fuse is a sacrificial electrical safety device used for overcurrent protection. It will isolate the circuit from the source when the current flow exceeds its limit. As the Fuse is not just an electrical contact, it...

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Brake light flasher circuit

Simple flashing brake light The circuit can use to make a simple pulsating stop brake light which continuously flashes as long as the brake is applied. Here we are using a 555 astable multivibrator...

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UM66 IC Melody Generator circuit

The given melody generator circuit is built with musical IC UM66. A melody generator using um66 is very inexpensive and simple to assemble. The circuit can be used as a doorbell, musical alarm, musical...

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Automatic emergency light LED circuit

The automatic power failure emergency light charges the battery when the power is ON and automatically lights ON the LED when the power goes out. The circuit consists of a battery charging section, with...

Pyroelectricity applications 0

Pyroelectricity applications

Pyroelectricity is the property of a material to produce electrical energy when they are subjected to thermal energy change. Pyroelectric crystals are those poses the Pyroelectric effect, that is the ability of crystals to generate electricity when...