well, if it did - you would probably get more dates... but, I'm not talking about THAT knob.   "The new knobs are custom made with beech wood and bronze where the bronze is used as the insert to mount to the stem of the volume pot. The beech wood is coated several times with C37 lacquer for best sound as pointed out by Dieter Ennemoser. How can this make a difference??? Well, hearing is believing as we always say. The sound becomes much more open and free flowing with a nice improvement in re