Focal is doubling down on high-end wireless audio with the launch of the Diva Mezza Utopia. This is not just a streamli ...

A good set of reference speakers is not only good for music producers but can offer great, balanced sound for games and immersive music for movies. Luckily, if you're in the market, my favourite set ...

Aiming at the problem of poor human auditory sensation caused by the wide range variation of audio signal amplitude, a high-precision and expandable automatic volume control circuit system is designed ...

Due to wartime restrictions and debates over industry standards, television remained mostly experimental during World War II. As of September 1944, there were only six stations operating—three in New ...