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All about electronics and circuit design

HP LaserJet 1200 printer repair

I started to have paper jamming problems on my old HP Laserjet 1200n printer. It is a printer model released in around 2001. The HP 1200 printer has both parallel and USB ports, the N version comes with Ethernet network adapter box that plugs to USB port. The native control language is PCL 5 and

CES 2023

The Consumer Electronics Show, or CES, is held every year in Las Vegas. The world’s biggest annual consumer technology show is ready and raring to welcome back thousands of exhibitors and media to Las Vegas in the first week of the year. CES 2023 will host around 2,400 exhibitors. CES is typically where many of

Tech trends 2023

Here is collection of some predictions for year 2023. This is a collection of links to prediction articles followed by a short quote or quotes of what I see the main points in them. Ennuste vuodelle 2023: Ongelmat helpottavat “After a couple of exceptional years, the electronics market, challenged by the pandemic and pent-up demand,

World Introvert Day

Introverts worldwide get to celebrate World Introvert Day on January 2, the day after the dreaded festivities of the past year ends, when they can finally get some peace and quiet to recharge their social batteries. This day is best celebrated, not by throwing a party, but by canceling one. https://nationaltoday.com/world-introvert-day/

Cyber trends for 2023

Nothing is more difficult than making predictions, especially in fast advancing cyber security field. Instead of me trowing out wild ideas what might be coming, I have collected here some trends many people and publications have predicted for 2023. HTTPS: These days HTTPS has effectively become the default transport for web browsing. Most notably, the

Transistor on its 75 Birthday

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 source code available

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

Guitar effect DSP from Finland

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

30 years of the text message

‘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