These vintage beauties are known for Rich & Thick sound.
Ultra-Rare, Hand-Selected & tested for reliable performance.
NOS (New Old Stock)
Valvo EF86 Hamburg/Germany
Made by the Valvo plant in Hamburg, Germany with production dates of 1960s. All have silver mesh shields. Valvo and RSD labeled tubes are from 1960’s and Philips labeled ones from the same batch of 1970. Valvo/Hamburg made tubes are known to be excellent tubes. Their tone can be described as rich and thick.