2019-08-20 - Maurizio Di Paolo Emilio

SiC MOSFETs: A cost-effective and reliable high-power solution

SiC MOSFETs are about to definitively replace silicon power switches.

2019-08-20 - John Dunn

Shock hazard: filtering on input power lines

Compliance with EMI requirements usually involves the use of filtering on input power lines, which can pose dangerous issues.

2019-08-19 - Kenneth Wyatt

Insertion-loss measurements of ferrite absorber sheets

Data not provided by manufacturers can help you decide which materials work best in your application, but you have to do the measurements yourself.

2019-08-16 - Maurizio Di Paolo Emilio

Smart city and e-mobility: Transforming our automotive life

Many analysts say that smart cities will boost the adoption of electric cars.

2019-08-15 - Maria Guerra

What’s new on the fifth season of Formula E?

Formula E has always been a test bed for electric vehicle innovations. Let’s look at the technology innovations happening in the latest season of this electric race.

2019-08-14 - Dana Geiger

Some thoughts on Class B amplifiers

Learn about efficiency and selecting a heat sink for Class B amplifiers.

2019-08-12 - Bob Witte

Linear does not mean no distortion

It is tempting to conclude that linear circuits are always distortionless, but that is not correct.

2019-08-12 - Javier Piay

Building a Relay Computer (Part 1): The Y Switch

This mini-series of articles describes how to build a computer’s CPU (central processing unit) out of relays.

2019-08-09 - Martin Rowe

Blockchain: Uses for engineers may happen someday

The distributed digital ledger technology is making waves in business applications, but not so much for engineering use cases. The technology is still too immature.

2019-08-08 - John Dunn

Zero offset active lowpass filter, part 2

Any signal input with sufficiently fast dV/dT properties could/will cause a Sallen-Key lowpass filter to malfunction.