Behold, Ronald scribbled:

Try 5687 or

Thatt's what I was thinkting .
Maybe the new JJ ECC99 is a good option also .
http://www.jj-electronic.sk/tube_ecc99.htm

Ronald .

AHHHHHH! When did they make their website into a sucky Flash nav thingy?

:'(

--
Gregg
*It's probably useful, even if it can't be SPICE'd*