Mullard KT88

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

See matched version: https://shop.ehx.com/item/KT88%20MULLARD%20PL