Matamp - GT60

Our JJ 1x ECC83S 2x EL34 II valve kit .  EWe use the superior EL34 II rather than the thin sounding standard JJ EL34 The El34’s are matched using  the Supermatch  process on our suite of AVO testers and a certificate giving the EL34 II matching results. The ECC83S is also hand selected to be balanced