The author is technical publications manager and a senior technical writer at Audio Precision in Beaverton, Ore. When reduced to its basics, the process of audio test and measurement is concerned with ...

You may have observed that older people have more difficulty following a conversation in a noisy environment. Most people attribute this problem to being deaf. However, many of these people are not ...

Measuring phase noise with a spectrum analyzer. The primary advantage of dedicated phase-noise analyzers. The cross-correlation method. Using a spectrum analyzer is the oldest, most straightforward, ...

We live in a noisy world, from traffic and aircraft congestion to construction sites, TV shows, and many other sources. But understanding dB measurements can help, as we will soon see. Noise is an ...