The 28kHz, 70W bolt-clamped Langevin transducer by itself is not much use, you need a power supply, a horn to focus the energy, and a way to tune it. [Lindsay] starts off by showing how to find ...

Off the release of her new solo album, 'Alter Ego', Lisa is the face of the brand's floral edition of their popular SoundLink Flex Bluetooth speaker ...