Automatic timers that turn lights and electric appliances on and off at predetermined times have become increasingly popular with the introduction of ”smart” models. With built-in microprocessors ...

My favorite smart switches are getting a useful upgrade (one they should’ve already had!). A new Auto-Off Timer in the Lutron app lets you set the switches to turn off a set amount of time after ...

Over the years, various power-off circuits have been published. However, the circuit proposed here is very simple and has excellent characteristics. It features a fast power-off transition, with only ...

The Chennai Corporation has installed 3,500 automatic timers to switch on and switch off all streetlights in the city, between 6pm and 5.30am. CHENNAI: The Chennai Corporation has installed 3,500 ...