Premium Octal beam Tetrode, an exact copy of the KT88 valve manufactured by Marconi-Osram for Marshall in the late 1960s and 70s. Powerful, balanced and detailed soundstage with full bass
- Direct replacement for any 6550 types
- Excellent replacement output valve for the Marshall Major, retains the original sound.
- Equally well suited for hifi
CALIFORNIA PROPOSITION 65 WARNING