That's the test-equipment hardware challenge. Equally or more important is knowing how to make the measurements. The plusses and minuses of simply measuring audio amplitude take up a page and a half ...

"Maybe there are high-end bananas." The post In Blind Test, Audiophiles Unable to Tell Difference Between Sound Signal Run ...

Sound can be represented with both analog or digital audio signals. Analog audio signals use electrical voltage levels. Different types of transducers convert sound to electrical signals and ...

Testing FM receivers is not that much different than testing other pieces of audio equipment. Appropriate tests include the big six: level, frequency response, THD+N, phase, interchannel crosstalk, ...

The new test-and-measurement challenge is coming from the convergence of two forces. One, as previously mentioned, is the increasing capacity for digital bit streams to provide quality audio. To be ...

Anyone know where i can download a Dolby 5.1 test signal to test out the separate channels on my speaker setup with PowerDVD? I know I can rent or buy dvd's that are specifically made for this (such ...

Audiophiles are often sold expensive cables, but a blind test proves fruit sounds just as sweet.

Audio amplifier fault diagnosis gets a fast reality check as Roberto Armani shows how a square wave exposes what a sine wave ...