What Hi-Fi? on MSN

I recreated Ambilight using an LED lightstrip – and it transformed my TV

A few years ago, I committed what some in the AV space would call a cardinal sin: I added a lightstrip to the back of a TV.
Engineeringness on MSN

The Tiny Switch That Runs Every Computer and Gadget

Nearly every piece of technology you use—from smartphones to computers—relies on one revolutionary component: the transistor.
Hackaday

An LED Projector As A Lighting Effect

If you had an array of high power addressable LEDs, how would you project them onto a wall? Perhaps you’d use a Fresnel lens, or maybe an individual lens on the top of each. [Joo] faced this ...
IEEE

An Efficient Reduced Power Processing Single-Phase LED Driver Using Unidirectional PFC Converter

Abstract: Recent advancements in LED technology have led to the popularity of reduced-power processing schemes owing to their ability to improve conversion efficiency. When LEDs are connected to the ...
IEEE

Detection of RNA Hybridization Using a Transistor Integrated Interdigital Capacitor Sensor

This work demonstrates the detection of target single strand RNA in liquid samples using a microwave resonant sensor that integrates a gold interdigital capacitor with a bipolar junction transistor.