I think I would go with a tube Pre-Amplifier first.
I say this because of the way Tube Hybrid Amps are made with the Pre section being tube and the amplifier section being Solid State.
I do not think i have seen it the other way around.
I say this because of the way Tube Hybrid Amps are made with the Pre section being tube and the amplifier section being Solid State.
I do not think i have seen it the other way around.