Dmanson,
I have run my TA 30 in pentode mode which sounds quite good. You have to remove two tubes and adjust the bias to 700. I do for a fact know that you can use a KT88 with a bias adjustment to 400. I'm not sure about any of the other tubes mentioned. Hope this helps..
I have run my TA 30 in pentode mode which sounds quite good. You have to remove two tubes and adjust the bias to 700. I do for a fact know that you can use a KT88 with a bias adjustment to 400. I'm not sure about any of the other tubes mentioned. Hope this helps..