Smoke detectors are generally used in advanced alarm systems. Most of this professional devices use gas-detectors, ionization rooms or radioactive elements as sensors. In this circuit we are not using ...

While troubleshooting an optical positioning system, an engineer learns the importance of seeing. Several years ago I was doing the system and circuit design of agroupof R/W optical disk drives used ...

NEW DELHI: If you are fascinated by the LED sensor lights, then you must be tempted to use them in your home. But, before adopting this technology for your home, you need to gather up all the relevant ...

LEDs are a wonderful technology. You put in a little bit of power, and you get out a wonderful amount of light. They’re efficient, cheap, and plentiful. We use them for so much! What you might not ...

New York Post may be compensated and/or receive an affiliate commission if you click or buy through our links. Featured pricing is subject to change. We found a motion-sensor cabinet light available ...

Certain classes of diesel fuel are dyed red under regulations of the US Environmental Protection Agency and Internal Revenue Service. The goals of these regulations are to minimize emissions and ...

LED chip packaging house Bright Led Electronics has landed orders for one billion infrared LED sensor modules worth NT$2 billion (US$66.7 million) through a China-based maker of LED whiteboards, with ...

Allegro has made an led driver with a neat twist – it includes a magnetic Hall sensor. Via a pin, the leds can be set to come on when the magnet is near, or off when the magnet it near – it works with ...