The following transformerless power supply uses an MJE13005 transistor for voltage regulation. It acts like an amplifier controlled by a base zener diode to set the output voltage. A 3uF […]
Simple String Light Circuits for Festival Decorations
In order to decorate houses for festivities like Christmas and Halloween, the article explains how to connect small 12 volt flashlight bulbs into colorful string lights. String Light Definition A […]