Most Recent Blog Posts

An Amateur’s View on the P2 (Part 2): Slew Rate and the Oscillator

Jan 26, 2017
Justin Mamaradlo takes a further look into the P2 op amp and how it functions, analyzing the oscillation and slew-rate characteristics of the...

An Amateur’s View on the P2 (Part 1)

Dec 12, 2016
Justin Mamaradlo performed LTSpice simulations on the venerable P2 op amp, prompted by a recent Electronic Design article on an updated varactor...

Simple Yet Effective ESD Testing Methods for Higher Reliability

Jul 15, 2016
There are multiple ways to test for electrostatic discharge, ranging from implementing a human-body or machine model to....using a balloon and a comb?...

Confabbing on the Fabless Fad

Apr 08, 2016
High capital and maintenance costs, and EDA advances along with abstractions to deal with chip complexity, have been leading contributors to the...

Home or Very Small Office Electronic Circuit Prototypes, Part 4

Mar 02, 2016
Part 4 focuses on testing for a reflow oven and build of a mixed SMT/through-hole board....

Building Home or Very Small Office Electronic Circuit Prototypes, Part 3

Jan 04, 2016
Part 3 delves into critical equipment for testing today's electronics, and provides updates on circuit-board designs from Part 1....

Building Home or Very Small Office Electronic-Circuit Prototypes, Part 2

Nov 16, 2015
Part 2 gives step-by-step instructions on how to turn a Black & Decker TO1675B convection countertop oven into a temperature-controlled reflow oven....

Building Home or Very Small Office Electronic-Circuit Prototypes, Part 1

Oct 07, 2015
This first part in a series goes through the steps of creating a preliminary design for a small and inexpensive hobbyist/limited-technology-prototype...

What is All This Nanogenerator Stuff, Anyway?

Sep 16, 2015
Nanogenerators, which harvest energy from the environment, could be the next big thing in renewable energy....

Proof-of-Concept Prototypes versus Manufacturing Design Preparations

Aug 11, 2015
I have designed many early-stage proof-of-concept (POC) circuits, and observed many others do the same thing. It seems that there is often a huge...

Inconspicuous Pitfalls in Datasheet Analysis

Aug 04, 2015
Identifying the limitations of a datasheet saves lots of time, and cost, in terms of troubleshooting and redesigning circuits....

Four-Wire Sensing Can Make or Break Your Measurements

Jun 30, 2015
Erroneously implementing four-wire sensing into a measurement instrument can be disastrous, so it becomes critical to have a firm grasp of how sense...

Engineering Education: Fact and Fiction

May 29, 2015
I have taken a keen interest in the dialogue (that has been going on for many years) about the quality of engineering education in the U.S....

Transition from the Academe to the Industry Unraveled (Part 2)

May 01, 2015
Some few months ago, I wrote an article contrasting academe and work life as well as the adjustments and precautions that had to be made by a typical...

Programming Efficiency: Part 2

Mar 06, 2015
A number of years ago I did some work on a PABX. The device was electromechanical and far from state of the art, but the owner had been talked into...
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