Using this circuit, audio musical notes can be generated and heard up to a distance of 10 metres. The circuit can be divided into two parts: IR music transmitter and receiver. The IR music transmitter ...

What if a doorbell never needed a battery and still sent signals wirelessly over long distances. This design can turn every ...

Here are some DIY FM Transmitter circuits that we have been published on electroschematics.com. This do-it-yourself fm transmitters are pretty easy to build and will give you a good feeling when ...

Targeting OC-192, 10-Gb/s short reach data links, the VSC7166 optical interconnect IC integrates both transmitter and receiver circuits on a single chip. The very-short-reach device converts 16-bit, ...

Forbes contributors publish independent expert analyses and insights. Technology journalist specializing in audio, computing and Apple Macs. The audio brand that’s beloved for its trademark blue power ...

Altoids – they’ve been around since King George III was on the throne. These curiously strong mints have had a storied history, a copy of which is included in every tin. They taste pretty good, but ...

Linear Technology Corporation has introduced the LTC4125, a wireless power transmitter, complementing its wireless receiver ICs for the wireless charging market. The LTC4125 is a simple, high ...

Wireless charging technology has been around for more than 100 years, but its inclusion in devices such as Apple's new iPhone line has given it new life. Here's how it works, and why it could soon ...