Fred Cisin wrote:
  There are many things that you can do IFF you are
unaware that they can't
 be done.   The Wile E. Coyote principle of software development. 
I use that principle for my audio amps ...
  * Poof *, cough cough ...  " Back to the drawing board "
How ever with tube audio, the parts vary so much much of your work
is trial and error. Sure it works but does it fit on the chassis?
 Fortunately, I had already created my white on black font BEFORE HP told
 me that it was impossible.
 
  To dream the imposible dream, to right the unrightable ...
Ben.