Humans can observe what and where something happens around them with their hearing, as long as sound frequencies lie between 20 Hz and 20 000 Hz. Researchers at Aalto University have now developed a ...

Rachel Pizzolato tests the DiamondBoxx M3 with a 20,000 Hz sweep demonstration.

I remember it like it was yesterday: sitting in my car cranking up Van Halen's 5150 and spending the entire album fiddling with the 10-band EQ I'd installed to get the best sound possible. You don't ...