This article was originally published in the Dec 14, 1998 issue of Electronic Design. Class-D audio power amplifiers (APAs) were first introduced nearly 50 years ago. Since then, they have been used ...

REL has unveiled a complete reinvention of its acclaimed Serie S line, marking the subwoofer specialist’s boldest update to ...

Lenbrook is the parent company of Bluesound, NAD and PSB speakers. It is now also home to MQA and the new suite of technologies that the brand now produces. On a recent visit to Lenbrook HQ, which is ...

Next up is the Carbon Special Black Label, which includes a pure carbon-fibre driver and a passive radiator. REL Acoustics says this will deliver ultra-fast, transparent bass powered by a 900-watt ...

Turntables and record players are different things. Turntables must be plugged into separate amplifiers and speakers to make music while record players are single, self-contained units with a ...

Marshall's new Heston 60 and Sub 200 sound as good as they look, setting them up well against the big names in home audio.

Marshall's compact soundbar and external subwoofer should be considered serious competitors to the big names in home audio.

In the fitness class Jessie Syfko created for a nationwide gym chain, exercisers wear weighted vests that add a challenge to their workouts. “People start to realize how good it feels to work just a ...

Power comes from a pair of Class D amplifiers; 10 watts for the tweeter and 30 watts for the mid/low driver. KEF rates ...

Bacteria are constantly moving with the help of motility organs called flagella or pili to colonize new niches. Also, ...

It all started when the studio analyst for “Fox NFL Sunday,” who appears weekly on the FanDuel TV show, shouted out his mom ...

Although ham radio offers a wide array of bands to transmit on, not to mention plenty of modes to communicate with, not ...