Carefull.
KT120 tubes can draw up to 500mA more than a KT88 on the heater current, x this by the amount of tubes and you have a lot more stress put on the heater supply, and it could sag the 6.3v needed. In a Rogue poweramp the KT120's split the bridge rectifiers in half after a month or so.
Cheers George
KT120 tubes can draw up to 500mA more than a KT88 on the heater current, x this by the amount of tubes and you have a lot more stress put on the heater supply, and it could sag the 6.3v needed. In a Rogue poweramp the KT120's split the bridge rectifiers in half after a month or so.
Cheers George