Over on YouTube [Lockdown Electronics] reviews an old bit of kit known as the Silicon Controlled Rectifier (SCR). Invented in the 1950s the SCR is a type of thyristor and they were popular back in ...

Crowbar circuits have long been the go-to safeguard against overvoltage conditions, prized for their simplicity and ...

For the $5 I'd paid for it, that would have been cool. But alas, apart from being a useless scam, it's quite innocent. I tore mine apart, and inside is very little. Inside the plastic box is a circuit ...

If the United States waits too long to respond more fully and constructively, it could become an isolated island of gas-powered vehicles in an electric vehicle world driven by China.

Abstract: A multiple single-stage voltage multipliers in parallel is analyzed and proved theoretically to exhibit slowly changing input impedance with the wide load range in this letter. Based on this ...

A Chinese couple expecting a baby with East Asian features was surprised when their daughter was born with blonde hair and blue eyes. A paternity test confirmed the child was theirs, revealing a ...

You’d be forgiven for thinking Kawasaki had forgotten about agricultural ATVs. Ever since the Mule rose to prominence, the Japanese firm’s attentions seem to have been focused on steering wheels and ...

A full decade after SpaceX pioneered reusable rocketry with the first-ever successful landing of its Falcon 9 booster, the rest of the world is finally catching up. These few successes aren’t based on ...

The child and his father fled China earlier this year and the boy had just been enrolled in school. Federal officials have tried and failed to send them back. By Ana Ley and Hamed Aleaziz A 6-year-old ...