Circuit, Components, Design, Electronics, Energy, Home, Techniques

Load ON / OFF Indicator


This  circuit can indicate the ON / OFF status of AC Loads. Two high bright LEDs indicate the power ON and power OFF status of the load connected to the AC outlet. It is highly useful to avoid the wastage of electricity if devices like heater, electric iron, Soldering iron etc are switched on unnecessarily for long time.

Continue reading “Load ON / OFF Indicator”

Advertisements
Circuit, Components, Design, Electronics, Energy, Hobby Circuits, Home, Techniques

High Bright LED Emergency Lamp


Here is a High efficiency Emergency Lamp using High bright White LEDs. It automatically turns on when power fails and turns off when power resumes. It is powered by a 6 volt 4.5 Ah rechargeable battery which can power the LEDs for a long period.

Continue reading “High Bright LED Emergency Lamp”