A frequency response measurement reports the output levels of a DUT when stimulated with different frequencies of known level. The simplest of all frequency response measurements consists of only two ...

Audioholics answers our questions about the importance of audio measurements and reveals which amplifiers, subwoofers and loudspeakers have measured best. AH: Audio measurements (if done properly) ...

If you follow audiophile reviewers, you’ll know that their stock-in trade is a very fancy way of saying absolutely nothing of quantifiable substance about the subject while sounding knowledgeable ...

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 ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Transmitting and storing audio signals in the digital domain is well-established in the broadcast ...

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 ...

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 ...

September 22, 2014. Keysight Technologies Inc. has announced the U8903B performance audio analyzer, the next-generation model of the U8903A. The U8903B is flexible with configurable options such as ...

PCI Express slots explained Apple has posted a Knowledge Base document offering some interesting details about the PCI Express (PCI-E) slots found in the Mac Pro. All four of the Mac Pro's PCI-E slots ...

We'll start out by looking at what testing is required for different audio devices, and we'll choose a device to test and a signal path. Then we'll discuss basic setup considerations. Then we'll look ...

It’s been a while since the last installment in our Know Audio series, in which we investigated distortion as it applies to Hi-Fi audio. Now it’s time to return with part two of our look at distortion ...