On Nov 21, 8:27 pm, Andre Jute wrote:
I gave up the idea of direct tube drive of Quad ESL63 years ago as too
hot and too dangerous. But my recent experiences with Stax
electrostatic earphones driven by small OTL tube amps makes me wonder
if the next breakthrough in tube amps will not be a combination set of
a tube amp directly driving the associated fullsize electrostatic
fullrange speaker.


Why speculate? Make one.

Maybe with a Lundahl power transformer? That would be one (1) of the
promised twelve, at the least. Better late than never.

Peter Wieck
Wyncote, PA