2021-01-22 - Bill Schweber

Beware of innumeracy in technical information, engineering numbers

Using computers and spreadsheets, it’s easy to project a sense of precision that simply isn’t there, leading to a false…

2021-01-21 - John Dunn

High-fidelity speaker system can handle high power without distortion

A very old idea for a high-fidelity speaker system deserves a new look.

2021-01-21 - Peter Semig

3 considerations when selecting an op amp

This simplified process focuses on three of the top considerations when selecting an op amp...

2021-01-11 - John Dunn

Zero offset active lowpass filter simulation

Before you depend on a virtual model in your simulation, you must compare the assigned properties to the real life…

2021-01-08 - John Dunn

Simple mathematical process to calculate octaves and decades

Calculating the number of octaves and/or decades for numerical value ratios is actually a simple mathematical process.

2021-01-07 - Konstantin Stefanov

Measure total load current with one op amp

Learn about a simple way to measure total load current using just one op amp.

2021-01-05 - Richard Crisp

Eliminate noise sources in CMOS image sensor designs

Here is how noise sources can be either eliminated or made insignificant in CMOS image sensor designs.

2021-01-04 - Brian Dipert

Balanced headphones: Can you hear the difference?

Learn the differences in balanced and unbalanced headphone...

2020-12-31 - EDNA Staff

Readers’ choice: The top 10 articles of 2020

This year, top articles run the gamut from DIYs and design ideas to coding methods, teardowns, and more. Read on…

2020-12-31 - Richard Quinnell

LoRa developments promise to further the protocol’s adoption

New specifications and devices can help increase the momentum of LoRa adoption.