Velodyne Acoustics GmbH, commonly known as Velodyne, is a company that makes subwoofers and related products and was originally founded by David Hall in Silicon Valley, California, in 1983 and was then purchased in 2019 by Audio Reference of Hamburg, Germany, and its owner Mansour Mamaghani.

[1] Velodyne Marine is now also a separate company headquartered in Alameda, California, that remains owned by David Hall.

[3] David Hall founded Velodyne in 1983 as an audio company specializing in low-frequency sound and subwoofer technology.

[7] A combination of sponsons, moving metal legs, gyros and actuators keeps the craft's platform level as it sails.

[9] Wired compared the boat to "an Olympic hurdler: The legs fly up and down to clear obstacles, the torso and head stay level.