Latest Audio Technical Articles

This article is an intuitive introduction to the statistical nature of noise and the basic calculations required to…

This article is an intuitive introduction to the statistical nature of noise and the basic calculations required to combine noise sources in a circuit.

Learn more about decompensated vs. fully-compensated op-amps and external methods of achieving compensation.

Learn more about decompensated vs. fully-compensated op-amps and external methods of achieving compensation.

In this article, we'll discuss how shunt capacitance can be used to achieve frequency compensation in op-amps and we'll…

In this article, we'll discuss how shunt capacitance can be used to achieve frequency compensation in op-amps and we'll also see why this is not the preferred technique.

What is filtering? Learn what resistor-capacitor (RC) low-pass filters are and where you can use them.

What is filtering? Learn what resistor-capacitor (RC) low-pass filters are and where you can use them.

This article continues a discussion of microcontroller features and characteristics that are particularly important when…

This article continues a discussion of microcontroller features and characteristics that are particularly important when you’re thinking in terms of DSP capabilities.

This article discusses the features that you should look for when you need an MCU to act as both a system controller and…

This article discusses the features that you should look for when you need an MCU to act as both a system controller and a digital signal processor.

Learn how to use a Raspberry Pi to make your own posh home automation system!

Learn how to use a Raspberry Pi to make your own posh home automation system!

Learn more about capacitive load compensation.

Learn more about capacitive load compensation.

This article explores basic characteristics and common applications of a technology that has been incorporated into a…

This article explores basic characteristics and common applications of a technology that has been incorporated into a wide variety of high-performance electronic devices.

This article explores the surprisingly complicated details associated with a word that we frequently use but perhaps…

This article explores the surprisingly complicated details associated with a word that we frequently use but perhaps don’t fully understand.

This article explains and discusses an important simplification technique used in op amp analysis.

This article explains and discusses an important simplification technique used in op amp analysis.

This article presents Scilab code that allows you to generate I/Q, noise, and chirp signals from your PC’s headphone jack.

This article presents Scilab code that allows you to generate I/Q, noise, and chirp signals from your PC’s headphone jack.

In this article, we’ll use Scilab to generate numerical signals that can be converted into analog waveforms by a…

In this article, we’ll use Scilab to generate numerical signals that can be converted into analog waveforms by a computer’s audio hardware.

This article discusses a technique in which frequency-domain subtraction is used to selectively suppress the noise…

This article discusses a technique in which frequency-domain subtraction is used to selectively suppress the noise components in an audio signal.

This article is an introduction to the complex topic of DSP-based reduction of noise in audio signals.

This article is an introduction to the complex topic of DSP-based reduction of noise in audio signals.

In this article, we’ll use Scilab to create an FM waveform that carries information corresponding to an audio recording.

In this article, we’ll use Scilab to create an FM waveform that carries information corresponding to an audio recording.

Computing a discrete Fourier transform can help you to analyze the ways in which RF modulation affects the spectrum of a…

Computing a discrete Fourier transform can help you to analyze the ways in which RF modulation affects the spectrum of a carrier signal.

Scilab’s FFT functionality can help you understand the frequency-domain effects of RF modulation techniques.

Scilab’s FFT functionality can help you understand the frequency-domain effects of RF modulation techniques.

This article discusses basic signal-processing tasks that can be performed using a free and open source alternative to MATLAB.

This article discusses basic signal-processing tasks that can be performed using a free and open source alternative to MATLAB.