A critical measure for all audio components is distortion, typically specified as total harmonic distortion (THD) or total harmonic distortion + noise (THD+N). THD is defined as: ... THD+N is the rms ...

This post is for audio producers and journalists who work with news or documentary-style storytelling. This guide will help you make judgment calls about the usability of audio. There are many ways ...

With an industry-leading signal-to-noise ratio of 134 dB, the APx1701 provides 20 dB of fixed-gain amplification from DC to 100 kHz. In the frequency range of 10 Hz to 20 kHz, the APx1701's residual ...

In previous episodes of this long-running series looking at the world of high-quality audio, at every point we’ve stayed in the real world of physical audio hardware. From the human ear to the ...

Interested in reading more about Audio Test? Visit our Audio Test Forum. Because of its low frequency (up to 20 kHz), audio doesn't always get the respect it deserves. Alas, many engineers may dismiss ...

An audio distortion analyzer is a specialist piece of analogue test equipment that usually costs a lot of money and can be hard to track down on the second hand market. Finding one is a moment of luck ...

AP builds out electro-acoustic suite for reliable, high performance audio test from raw driver production test to final QA for finished devices. Audio Precision, the recognized standard in audio test, ...

The increasing use of voice-activated devices has put a spotlight on audio tests – making a case for open and closed loop testing, says Eric Hodges of Audio Precision. Classically, audio tests have ...

Several readers report poor sound quality from the MacBook Pro's speakers. In particular, some readers are reporting that the right speaker outputs distorted or otherwise poor quality audio while the ...

In 2015, there’s not much question about audio storage, transmission, or streaming: it’s digital. Apart from rare sightings of vinyl or open-reel tape in boutique sales or creative enclaves, audio is ...

Recently I've done a collection of measurements and tests on interconnect cables to see what I could find that would explain the sonic differences that many people, including myself, have grown ...