This stereo audio switch circuit allows that with only one switch to select one of the four stereo channels. The internal switching is made posible with CMOS components. Each switch input includes a ...

The circuit was constructed for the purpose of transforming a stereo power amplifier to mono where the two channels are bridged internally. Stereo – derived from the words stereophonic sound, refers ...

In the history of recorded sound, multichannel surround sound at home is a relatively recent phenomenon. Many of us grew up with stereo, and the younger iPod and MP3 generation still do much of their ...

Infra-red (IR) remotes are great, unless you’re in a hackerspace that’s full of crazy blinking lights and random IR emissions of all kinds. Then, they’re just unreliable. Some smart folks at Metalab ...

Most of today’s portable music comes by way of battery-powered audio devices. Of course, sound systems are available for outdoor use, but they can be quite expensive and, as discussed here, ...

Jake Peterson is Lifehacker’s Tech Editor, and has been covering tech news and how-tos for nearly a decade. His team covers all things technology, including AI, smartphones, computers, game consoles, ...