Almost a month ago I started trying to reverse engineer an inexpensive LED color changing light bulb. With your help I’ve mapped out the circuit, and taken control of the bulb. But there’s ...

If your classic car needs a good old-fashioned flasher module ... typical automotive bulbs, such as you might find in indicator lamps. However, [Chris] demonstrates the circuit with just four.

Wondering how to remove that broken light bulb base? This guide will tell you how to safely deal with the accident.