The transistor, the component that created a revolution in modern, miniaturized electronics, turns 75 this week. The first transistor, developed by Walter Brattain and John Bardeen, consisted of the semiconductor germanium, gold, a crude spring and a metal base. See More: A Look Back at the Transistor on its 75 Birthday https://blog.adafruit.com/2022/12/14/a-look-back-at-the-transistor-on-its-75-birthday/ →
PostScript (PS) is a page description language in the electronic publishing and desktop publishing realm. It is a dynamically typed, concatenative programming language. It was created at Adobe Systems by John Warnock, Charles Geschke, Doug Brotz, Ed Taft and Bill Paxton from 1982 to 1984. PostScript is the precursor to PDF, and at the time →
What do Foo Fighters, Slipknot and Wintersun have in commo? The common thing are guitar and bass effect boxes come from Finland. Finnish Darkglass Electronics and Neural DSP export state-of-the-art instrument technology to the world. Neural DSP is developing technology to advance the state of the art in the music industry – mainly effect plug-ins →
‘Merry Christmas’: 30 years of the text message https://www.bbc.com/news/technology-63825894 The text message is celebrating its 30th birthday – the first “Merry Christmas” SMS was sent to a mobile phone by a Vodafone engineer in Berkshire in the UK on 3 December 1992. Originally, an SMS could only be text, up to 160 characters long. The →
Star quad cable is a type of balanced audio cable that specializes in reducing electromagnetic interference. Quad cable is better at rejecting external noise than an equivalent single pair cable. Star-quad cable is a four-conductor cable that has a special quadrupole geometry which provides magnetic immunity when used in a balanced line. Four conductors are →
This posting is here to collect cyber security news in December 2022. I post links to security vulnerability news to comments of this article. You are also free to post related links to comments. →
‘Pong’ is now half a century old. Pretty much exactly 50 years ago, Atari released Pong. It wasn’t the first video game ever created, nor the original take on virtual table tennis – But in Pong, the early video game industry was born in 1972. A few years later, the home version of Pong would →
Doing away with leap seconds has been up for debate since at least 2013, on grounds that they’re more trouble than they’re worth. Leap seconds have represented risks to important communications and computing systems. Time Lords decree an end to leap seconds before risky attempt to reverse time article tells that The Bureau International des →
DC signals also affect the movement of the speaker cone which may result in a reduction of audio quality, although low level DC doesn’t damage the speaker. If you were to apply more than a little DC power to speakers, this will cause the voice coil to heat up significantly, which would likely cause damage. →
No audio signal. Only humming. This is how 6.3 mm plug and PowerCON meet. There are XLR and Speakon combo connectors designed for things like this. But this is PowerCON connector designed to carry mains power. Read more on PowerCON at https://www.epanorama.net/newepa/2018/10/01/powercon-connector/ Fortunately the 6.3 mm plug here only connects to the center ground pin. →