Rich was the editorial lead for CNET's Home and Wellness sections, based in Louisville, Kentucky. Before moving to Louisville in 2013, Rich ran CNET's desktop computer review section for 10 years in ...

This remote controlled switch circuit can control AC loads such as lights, fans etc through the remote handset of TV. It uses the 555 timer in the bistable mode. In the bistable mode output IC555 ...

With just three transistors, one relay, and some resistors and capacitors, a single light switch can provide sophisticated control of high-power and low-power lamps. With just three transistors, one ...

Schneider Electric has announced the availability of three new emergency lighting control solutions: the UL924 Emergency Lighting Control Relay, the UL924 Emergency Lighting Control Relay with Panel ...