

Suggested knobs: KN-1611, KN-1250, KN-1360 or in general any knobs with a diameter of no more than 16mm
This version has external tube.
Riferimento: OCTVK
Marca: OP Electronics
Tycobrahe Octavia (TM) replica with negative ground
Riferimento: TDRVIK
Marca: OP Electronics
Tube Driver (TM) Replica - Internal tube
Tube Driver (TM) Replica