Miscellaneous

What is RF antenna diversity? What are the benefits of RF antenna diversity? And how can it be achieved?

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.

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

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

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.

Digital technology has revolutionized the modern world. Although many of the changes it has brought could be described as positive, this article lists some of the downsides.

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

Ghost hunters like to implement EMF meters in their investigations but the reasoning behind their use, and the validity of the results, leave something to be desired.

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

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

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.

What are parabolic antennas? How are parabolic antennas used? Here is a short rundown on parabolic antennas.

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 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.

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.