Soloist Nylon String Pickup Demo by John Knowles | guitar, classical guitar | Soloist nylon string guitar pickup demonstration, comparing the acoustic vs amplified sound. Featuring John Knowles. | By Barbera Transducer Systems | Facebook
Barbera Soloist Acoustic Guitar Pickup / Mic Comparison Test - YouTube
Classical RF w/Barbera Pickup Demo - YouTube
Barbera ultra high performance pickups for stringed instruments.