Latest Audio Technical Articles

In this article, we will use simulations to assess important aspects of the performance of an op-amp-based current source.

In this article, we will use simulations to assess important aspects of the performance of an op-amp-based current source.

In this article, we will review the different types of noise that are present in a circuit. We will also discuss how to…

In this article, we will review the different types of noise that are present in a circuit. We will also discuss how to perform an accurate simulation of an EMC filter with LTspice.

This article discusses a voltage-controlled current-source circuit that requires only two op-amps and a handful of resistors.

This article discusses a voltage-controlled current-source circuit that requires only two op-amps and a handful of resistors.

This article discusses Bessel’s correction, which helps us to more accurately estimate the standard deviation of…

This article discusses Bessel’s correction, which helps us to more accurately estimate the standard deviation of certain parameters and of long-duration signals.

This article discusses three descriptive statistical measures from the perspective of signal-processing applications.

This article discusses three descriptive statistical measures from the perspective of signal-processing applications.

This article is a general guideline on the main aspects of commercially-available amplifiers.

This article is a general guideline on the main aspects of commercially-available amplifiers.

In this article, we briefly review how the Laplace transform can help us solve circuits involving damped and steady-state…

In this article, we briefly review how the Laplace transform can help us solve circuits involving damped and steady-state sinusoidal signals.

This article discusses the theory fundamentals of lock-in amplifiers.

This article discusses the theory fundamentals of lock-in amplifiers.

The concept of dynamic range appears frequently in engineering discussions. But what exactly does this term mean? And how…

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?

This article introduces an important specification for light-sensitive devices and explains its connection to the…

This article introduces an important specification for light-sensitive devices and explains its connection to the performance of digital cameras.

This article explains how CCD construction, operating parameters, and external signal-processing circuitry contribute to…

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.

This article examines an important aspect of the Nyquist–Shannon sampling theorem and explains its connection to the…

This article examines an important aspect of the Nyquist–Shannon sampling theorem and explains its connection to the need for anti-aliasing filters in analog-to-digital conversion.

This article continues our series on sampling theory by explaining the importance of oversampling in real-life…

This article continues our series on sampling theory by explaining the importance of oversampling in real-life mixed-signal systems.

This article discusses the characteristics and applications of a serial communication protocol intended specifically for…

This article discusses the characteristics and applications of a serial communication protocol intended specifically for audio systems.

In Part 5 of this series on composite amplifiers, we'll discuss how to achieve higher DC precision.

In Part 5 of this series on composite amplifiers, we'll discuss how to achieve higher DC precision.

Learn how to get faster composite op-amp dynamics by raising the slew rate.

Learn how to get faster composite op-amp dynamics by raising the slew rate.

This is Part 3 of the series of articles about composite amplifiers. In this section, we are going to show how to achieve…

This is Part 3 of the series of articles about composite amplifiers. In this section, we are going to show how to achieve faster op-amp dynamics by expanding the frequency bandwidth.

Learn how simulating a voltage buffer can help you implement it more effectively to boost the output current drive of an op-amp.

Learn how simulating a voltage buffer can help you implement it more effectively to boost the output current drive of an op-amp.

In the first part of this series on composite amplifiers, we'll investigate one method of boosting an op-amp’s output…

In the first part of this series on composite amplifiers, we'll investigate one method of boosting an op-amp’s output current drive capability.