IR Remote Designs For Home Appliances!

With readily available and inexpensive Infrared emitters and detectors, Infrared (IR) remotes are quite common in almost all home appliances like televisions, CD/DVD players, air conditioners, microwaves, computers, set-top boxes and...

How to Build A Voice Recorder?

Voice recorders are required in many modern applications which require recording sound such as speech, singing and instrumental music. For those who want to build their own voice/sound recorders, read on to...

Make A Fire-alarm System For Your House!

Many buildings and homes need smoke detectors to alarm at the initial stage of a developing fire accident. To prevent damage, smoke detectors perform reliable monitoring of the smoke density and...

PIR-Sensor Based Security System!

Passive Infrared (PIR) sensor based motion detectors have become very popular for intrusion detection in homes and commercial places. These sensors could be put to use in places like keyholes, kitchens,...

Make A Low-cost CFL Lamp Driver

With advances in lighting industry, small and cost-effective compact fluorescent lamps (CFLs) have revolutionized energy-efficient lighting. Designed to replace the less efficient incandescent lamps, most of them fit into light fixtures...

Build Glass Breakage Detectors For Safety

A glass breakage detector ensures safety in buildings and homes simply by detecting illegal entry through glass windows and doors. These detectors generally use narrowband microphones to capture and analyze vibrations...