Learn how dithering can be added to a signal to improve the performance of an analog-to-digital conversion system by eliminating quantization error and distortion.
3 days ago by Dr. Steve Arar
This article launches a series exploring the question of how to model data converters for system simulations.
February 25, 2021 by Wes Brodsky
February 19, 2021 by Dr. Steve Arar
Need a low-distortion ADC interface? In this article, we'll discuss how to reduce 2nd harmonic distortion by using symmetric PCB layout.
January 18, 2021 by Dr. Steve Arar
The concept of dynamic range appears frequently in engineering discussions. But what exactly does this term mean? And how does it apply to electronic circuits and systems?
June 03, 2020 by Robert Keim
This article explains how CCD construction, operating parameters, and external signal-processing circuitry contribute to the maximum variation in luminance that CCD imaging hardware can capture.
May 29, 2020 by Robert Keim
In this article, we will see how we can determine the SFDR for an ADC used in a radio receiver. Also, we’ll examine the ADC SNR requirement for this application.
December 22, 2019 by Dr. Steve Arar
In this article, we’ll use Scilab to generate numerical signals that can be converted into analog waveforms by a computer’s audio hardware.
October 08, 2018 by Robert Keim
In this article, we’ll use Scilab to create an FM waveform that carries information corresponding to an audio recording.
September 17, 2018 by Robert Keim
This article discusses basic signal-processing tasks that can be performed using a free and open source alternative to MATLAB.
August 30, 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 will discuss the dynamic range specification of an ADC.
June 11, 2018 by Dr. Steve Arar
This article aims to explain the logarithmic laws of companding and the methods of implementation along with the effects these methods bring into the PCM-based telephone systems.
October 30, 2017 by Sneha H.L.
This article provides detailed information on sampling audio signals and transferring the data to a PC for analysis.
September 15, 2017 by Robert Keim
This article introduces the analog-to-digital conversion required to compress speech for transmission across telephone systems.
September 14, 2017 by Sneha H.L.
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 describes the cause and effect of total harmonic distortion (THD) in power systems. Some means of improving THD are also discussed.
March 15, 2017 by David Williams
Learn how to build your own touchless MIDI controller using an Arduino... video and code file included.
November 03, 2016 by Evan Kale
Part 2 in the “How to Make an EFM8-Based Sound Synthesizer” series.
September 11, 2015 by Robert Keim
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