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Strip LEDs are available in different colours powered by direct current (DC) source. These LEDs are available as surface mount devices with... -
Here is the simple virtual ground circuit based on discrete components. This simple design comes from miniaturization guru Sijosae. Is t... -
This circuit will automatically switch on several mains-powered "slave" loads when a "master" load is turned on. For ... -
Water reservoir automatic level control, Simple circuitry - 12V supply By means of a Relay, employed to drive a water pump, this circui... -
The indicator shows when the mains is present at its output by a continuous glow of a neon bulb, La1, and when the fuse is blown by fla...
