12DW7/7247 DISSIMILAR SELECT - TUBE AMP DOCTOR

The 5U4GB has a straight glass envelope. This type has been widely used in U.S.- made guitar amplifiers from the 1950s to the 70s. The 5U4GB has a slow start feature, which protects output tubes from...

The rectifier tube for smaller vintage amps such as the 5F1 Fender Tweed Champ or the Tweed Deluxe 5E3. This small bottle version is the closest in performance and reliability to the vintage 5Y3GT of...

Tweed up your tone! The 12AY7 is famous for its use as stock tube in the legendary tweed amps of the late 1950s. This premium selected TAD 12AY7 is a great choice as an input tube in any tweed,...

The TAD 6L6GCM-STR REDBASE combines the structural advantages of the robust American Philips / Sylvania 6L6GC, also known as MESA 6L6GC-STR415, and the sound quality of the legendary RCA 6L6GC tubes...