Learn how the load capacitance mismatch can “pull” the crystal to oscillate at a different frequency and how we can circumvent this problem.
June 16, 2021 by Dr. Steve Arar
Children’s toys aren’t just for children. Inside every toy, there are hundreds of hours of engineering experience just waiting to be discovered.
March 24, 2021 by Mark Hughes
February 19, 2021 by Dr. Steve Arar
Smaller electronics call for more powerful inspection equipment. If you're building a collection of at-home lab equipment, these visual tools may help you see where you're going on minuscule boards.
February 14, 2021 by Mark Hughes
In this article, we’ll focus on the different via configurations that can be used to connect a decoupling capacitor to the PCB power and ground planes.
October 07, 2019 by Dr. Steve Arar
This article looks at the common options for a four-layer board stackup.
September 04, 2019 by Dr. Steve Arar
If you're looking to get a better handle on how to read schematics, this helpful guide will give you a head start.
July 22, 2019 by Matthew Cook
Learn why you should design for rework—and 6 easy ways to do it.
May 31, 2019 by Matthew Cook
Learn what solder bridges are and how to avoid them.
May 09, 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
Learn what ground bounce is and how you can avoid it with design decisions from PCB layout to programming.
October 29, 2018 by Mark Hughes
In this article, we will discuss some best practices for how to choose a manufacturer to produce your custom PCB board.
August 29, 2018 by Robert Keim
In this article, we'll go over the basics of generating manufacturing files for PCB design and manufacturing.
August 28, 2018 by Robert Keim
This article examines some subtle details associated with the high-frequency performance of decoupling capacitors.
July 26, 2018 by Robert Keim
This article discusses a 3.3 V power-supply circuit that is built around an inductorless DC/DC converter and a solar cell.
June 06, 2018 by Robert Keim
In this article we’ll discuss the design for a custom microcontroller programming/debug/extension PCB and we’ll look at an example project.
February 25, 2018 by Robert Keim
This article covers the various roadblocks encountered in a new design and how they were troubleshot and overcome.
January 19, 2018 by Mark Hughes
The MSP430FR2633 is a low-power microcontroller with multiple GPIOs and capacitive touch pins. This project creates a circuit that supports a custom capacitive touch panel with LED and haptic feedback.
January 12, 2018 by Mark Hughes
This is a protoype of a fitness wearable device designed to vibrate when it detects stagnation.
December 13, 2017 by Demsey Kirkwood
Manufacturers can use fixtures or panels to secure or frame fragile, thin, or oddly shaped PCBs. This allows them to easily fit the boards in the standard assembly or inspection machines.
December 03, 2017 by Amos Kingatua
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