[Daniel Fajkis] takes the subwoofer to it’s logical extreme by building a rotary subwoofer on a $200 budget. The principle of a rotary subwoofer is that a normal subwoofer physically moves the ...

Enter Hertz Marine Audio, a relative newcomer to the boating industry that’s putting out ... as well as those “off axis,” ­either on the sandbar or enjoying watersports ­behind the boat. The HMS ...

Hertz Marine, the Italian producer of marine-grade audio equipment, has announced the latest addition to its line of marine ...