2021-02-24 - T A Babu

555 timer design consumes zero current in quiescent mode

In this design, a classic 555 timer IC consumes zero current in its quiescent mode and wakes up quickly in…

2021-02-22 - John Dunn

Leave nothing floating in your product design

This simple precaution to be taken in the design of any product might not affect anything that happens during the…

2021-02-04 - Bill Schweber

They still don’t get older fab process, analog versus digital difference

There’s a risk-and-benefit tradeoff in choosing new parts versus older ones, and this is especially the case in the world…

- Peter Demchenko

Design protects transistors and load from large through current

This amplifier circuit protects the output transistors and the load from a large uncontrollable through current.

2021-02-01 - John Dunn

The difference between electromotive force and voltage

Electromotive force and voltage share the same unit, but they are conceptually different entities.

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.

- 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.