Amazon.com: Dayton Audio DAEX32EP-4 Thruster 32mm Sound Exciter - 40 Watts RMS 4 Ohm Imepedance - Audio Transducer - Turn Any Surface into a Speaker System - for Large and Rigid Surfaces : Electronics
Vibreur Exciter | HiFi Sono DIY | Audiophonics - Audiophonics
Order the Dayton Audio DAEX25SHF-4 Exciter - SoundImports
How does an exciter work?
Order the Dayton Audio DAEX32Q-8 Exciter - SoundImports