Instead of simply replacing the outdated bulb, we decided to build a small dark detecting circuit with 2 yellow LEDs based on this Evil Mad Scientist Laboratories design. After successfully ...

They look for all the world like any other LED, though embedded in the plastic dome is an integrated circuit to do all that flashing work. There was a time though when a flashing LED was something ...

Even if your electricity is clean, a bad installation could yield the same effects as dirty power. Old, dirty sockets won't ...

Description: The tank level alarm with a bright flashing LED and a loud beeper The tank alarm grabs attention with a bright flashing LED and a loud beeper when liquid level is too high or too low.

Diodes Inc.’s AEC-Q100-qualified AL8891Q synchronous buck LED driver can drive longer LED chains thanks to a 95% duty cycle.

In a series circuit, the current passes from the power ... Taizhou Haoran Machinery sells machines that create LED holiday light strings. Here's how it works. First, the wire is fed into the ...