The advantages and disadvantages of ever-shrinking components.
April 19, 2019 by Matthew Cook
This two-article series provides an overview of circuit symbols, along with some information on the components that they represent.
October 31, 2018 by Robert Keim
In this article we’ll explore a circuit that produces an output voltage proportional to the charge generated by a piezoelectric transducer.
October 22, 2018 by Robert Keim
This article explains some theory behind piezoelectric sensors and presents an equivalent circuit that you can use when you’re designing sensor systems.
October 15, 2018 by Robert Keim
Learn how to build your own Class D power amplifier—one of the most efficient ways to listen to music.
August 29, 2018 by Cezar Chirila
This article discusses the good and the bad regarding Schmitt Trigger RC oscillators. These oscillators are especially important because they are present in the internal oscillator in many popular MCUs.
May 24, 2018 by Eduardo Corpeño
This article presents and discusses a schematic design for a ±5 V inductorless power supply.
May 16, 2018 by Robert Keim
This article provides an overview of the various fuse options that are available to designers of low-voltage circuits.
April 25, 2018 by Robert Keim
This article explains some theory behind an extremely common electronic component.
March 02, 2018 by Robert Keim
In this article, we’ll look at a fairly straightforward circuit that enables a robot or other device to detect sound.
September 11, 2017 by Robert Keim
This article looks at various types of oscilloscope probes and how to use them.
June 29, 2017 by Nick Davis
Learn more about the importance of capacitor ESR, how to measure it, and what factors can affect your measurements.
March 31, 2017 by Amos Kingatua
This article discusses I-V curves for passive components, voltage sources, and current sources.
December 27, 2016 by Ashwati Krishnan
When you have multiple LEDs with a common anode or common cathode, can you use just one current-limiting resistor? Let’s take a look.
November 15, 2016 by Robert Keim
This article uses examples to explain the technique of source transformation.
November 01, 2016 by Sneha H.L.
In part 2 of the LED saber project, we'll assemble the power and audio systems.
October 19, 2016 by Jeremy Lee
Building a metal detector using a Colpitts oscillator and an Arduino.
October 03, 2016 by Evan Kale
For this article, we are only concerned with one type of sensor that can measure temperature. This sensor is called a thermistor.
August 15, 2016 by Joseph Corleto
Build a 1V octave voltage-controlled oscillator (VCO) module and create your own analogue synth sounds.
August 08, 2016 by Robin Mitchell
Combine the Si4844-A10 analog-tuned radio receiver with an Arduino to make a full-featured multiband radio.
May 26, 2016 by Raymond Genovese
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