Abstract: This paper presents a small-signal ac modeling of a feedback system for a flyback light-emitting diode (LED) driver. From this analysis, a dimming-feedback control method, which has a ...

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APP, YOU CAN HEAR MORE FROM AN ENVIRONMENTAL EXPERT ON THE IMPACTS OF THE SMITTY’S FIRE. WELL, MORE THAN 24 HOURS NOW AFTER A STATE TROOPER SHOT AND KILLED A PASSENGER DURING A CHASE. STATE POLICE ...

A drug driver reached speeds of up to 90mph as he led police on a chase along the A6 near Preston. Did you know with a Digital Subscription to Lancashire Evening Post, you can get unlimited access to ...

COVENTRY, R.I. (WPRI) — Coventry police are searching for a pick-up truck driver after a police pursuit Saturday ended in a crash. According to police, the driver drove off after being stopped by an ...

I was tired of replacing my LED lights when they should have lasted for years, so I asked the pros why it kept happening.

A crash sparked long queues on the A55. The collision took place on the westbound carriageway near Old Colwyn, and involved a car and lorry. Queues stretched back towards Llanddulas as a result of the ...

A little-known car feature can help prevent drivers being blinded by bright headlights when it's dark outside, which could ...

Abstract: Although a single-stage off-line power light-emitting diode (LED) driver can achieve low cost and high efficiency, the notorious double-line-frequency flicker issue with a single-stage LED ...

Footage shows an allegedly stolen food truck swerving and sparking on the Bruce Highway before the dramatic arrest of a Brisbane man as new details are revealed. VIDEO. It comes after the driver ...