Miscellaneous

3D printing is an exciting and useful technology. Relevant printers are becoming more capable and affordable. Some are suitable for home use. 3D pens are also available.

dB is mentioned in user manual specifications sections of radio and audio equipment, cellphones, and loudspeakers. The dB specs and measurements are important for equipment accuracy, also health and safety reasons. The dB is explained here along with conversion methods between related parameters.

Audio recording was done on steel wire spools before magnetic tape. I still have my father's Vintage Webster-Chicago wire recorder. I included my video so you can hear it play.

Deep learning technology is quickly permeating many aspects of our society. This technology has many applications and has already revolutionized the way we do many things. This article explores four areas where deep learning has made significant advancements.

Why "cleanroom" is a deceptive name, the power of trade secrets, and my own personal experience in the field.

3D printers have many exciting uses in medicine as well as potential applications. They may eventually print human organs and revolutionize medical treatment.

A new 3D printing technology called CLIP was announced at a TED conference in Vancouver and is now available. The printed item is created in a pool of liquid resin.

Google Street View was slow at mapping the Faroe Islands. The islanders could not wait and put pressure on this global company using a sheep-based viral marketing campaign. And it worked!

Robotics can bring STEM learning to life by combining these fundamental areas of study into fun and accessible packages for all ages and abilities.

Augmented reality in newspapers is the apparent appearance of a video or other digital content on a newspaper page. AR could add very useful features to printed media.

A journalist blew the whistle on Elizabeth Holmes and the Theranos blood test fraud. The indictment is ongoing with a Federal Court case scheduled for 2020.

These projects will help take your skills and knowledge in robotics, electronics, and programming to the next level.

We often hear about analog and digital in the context of communications, sound recording and consumer electronic devices. But what exactly is the difference? This article explains the mystery

These days you can find all sorts of weird, wonderful, useful, and downright ridiculous accessories and gadgets to put in (or on) your car.

There are various types of batteries on the market today. Different sizes, different technology, different voltages, rechargeable, and single-use disposables. So how do you know which to use? This guide covers lithium ion, nickel metal hydride (NiMh), nickel cadmium(NiCd), zinc carbon and alkaline

Don't waste money buying music that you already own. Preserve your record collection using this proven workflow for converting vinyl LPs to MP3 or M4A (AAC) digital format for use in iTunes.