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All about electronics and circuit design

Stephen Colebourne’s blog: Do not fall into Oracle’s Java 11 trap

https://blog.joda.org/2018/09/do-not-fall-into-oracles-java-11-trap.html Java 11 has been released. It is a major release. In addition to new features Oracle have also set it up to be a trap (either deliberately or accidentally). For 23 years, developers have downloaded the JDK from Oracle and used it for $free. But not anymore as earlier as it commercial that needs

Gaffa tape

Gaffer tape (also known as gaffer’s tape or gaff tape) is a heavy cotton cloth pressure-sensitive tape with strong adhesive and tensile properties. It is widely used in theatre, photography, film and television production. A common application for gaffer tape is securing cables to a stage floor, podium, or other surface, either for safety or

Remote powering video

Remote powering implies that the power equipment is not local but some distance away. It is an alternative to commercial power, which can be hard to get and/or expensive. Remote means that the powering and powered equipment are in separate buildings or at different external locations inside same building. This posting about remote powering in

Friday Fun: Bad Engineering Jokes

Why was the inductor watching the news? Bad Jokes – Electrical Engineering Edition Two atoms at the bar: I think I lost an electron. Are you sure? I’m positive! What are the favourite footwear of a digital design engineer? Flip flops Why is getting shocked by AC more painful than DC? AC has more Hertz.

Common audio cables

Cables are a critical component of any audio system. There are mainly two types of audio cables available in the market; balanced (two signal wires and a ground wire) and unbalanced (one signal wire and one ground wire). Signals in all types of wires are conveyed by the combination of voltage and current. Reducing analog

Oscilloscope with Arduino tutorials

Oscilloscope and Arduino are tools for modern makers. Here are some videos and articles that combine together Arduino and oscilloscopes: Learn Oscilloscope Basics with an Arduino Uno | AddOhms #28 Using an Oscilloscope and an Arduino Improve your Arduino programming skills – The budget oscilloscope. For more details, read the following articles: Learn Six Oscilloscope

How to scale your website across all mobile devices and some other www tips

https://opensource.com/article/18/8/how-scale-your-website-across-all-devices According to this article the most successful websites are designed with a mobile-first approach. The significant year-over-year growth of online business transactions done via mobile devices has encouraged companies to build websites and e-commerce sites that look, feel, and function identically on computers and smart mobile devices. This article gives ideas how to build

Ig Nobel win for kidney stone removing roller-coaster – BBC News

https://www.bbc.co.uk/news/science-environment-45513012 Some science news for this Friday: Riding on some types of roller-coaster is an effective way of removing kidney stones is the conclusion of research that has won this year’s Ig Nobel Prize for Medicine. The Ig Nobels are spoof prizes that recognise achievements that make people laugh but also then think for a