Learn about calculating the activation energy of the aging process and some of the contradictory opinions about the Arrhenius equation's usefulness when predicting a crystal's aging process.
August 18, 2022 by Dr. Steve Arar
Learn about the aging and stability challenges for electric components due to temperature and time using quartz crystals, as well as applying the extrapolation method, aging equation, and Arrhenius equation.
July 31, 2022 by Dr. Steve Arar
This article discusses how we can examine the oscillator circuit to make sure that it has sufficient “negative resistance” or “oscillation allowance”.
June 18, 2021 by Dr. Steve Arar
In this series of articles, we’ll discuss one of the fundamental building blocks of analog IC design: the switched-capacitor circuit.
April 21, 2021 by Jake Hertz
Learn a method of attaining convergence when simulating very high Q crystal oscillators using Cadence’s Virtuoso Periodic Steady State (PSS) analysis.
October 30, 2019 by Kevin Aylward
Learn about the Sulzer network, an alternative to classic R-C networks that is easier to tune over wide frequency ranges.
August 27, 2019 by John Fattaruso
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
How can reactive elements affect phase shift in an LC circuit? Learn more about phase shift in analog design.
May 15, 2019 by Sam Gallagher
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
Everyone needs a negative voltage rail eventually, but most only have a single rail supply. This project will show you how to build a negative voltage generator that runs off a single rail supply!
June 07, 2018 by Robin Mitchell
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 technical brief attempts to dispel some of the fog that surrounds the three-character cryptograms used to describe ceramic caps.
March 30, 2018 by Robert Keim
This article explains some theory behind an extremely common electronic component.
March 02, 2018 by Robert Keim
This project introduces ATmega328P fuse bits and shows how to set them to use an external 16 MHz crystal oscillator.
August 03, 2017 by Charles R. Hampton
Nowhere to hide presents this holiday season? No problem! This alarm will sound anytime a loved one tries to get a sneak peek at his or her surprise.
December 05, 2016 by Ryan Jones
Building a metal detector using a Colpitts oscillator and an Arduino.
October 03, 2016 by Evan Kale
Build a 1V octave voltage-controlled oscillator (VCO) module and create your own analogue synth sounds.
August 08, 2016 by Robin Mitchell
Proper component selection and careful PCB layout are integral to power supply bypassing.
September 27, 2015 by Robert Keim
Part 2 in the “How to Make an EFM8-Based Sound Synthesizer” series.
September 11, 2015 by Robert Keim
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