Octal K8A 8-Pin tube-valve-base
The Performance EL34 puts out the Maximum in Details & Sound of the Amp
It is extra handselected by BTB for low leakage and Premium match
From current Production its one of the best tubes in stability and sound
S4A ® Selected For Audio is a registered
Trademark by BTB
height:97mm-socket diameter:32mm-bulb diameter:31mm (info can varivy!) EL 34
