[BC] CCA FM20,000GZ

[Dave Dybas]

>2nd thing, with it otherwise operating normaally, see if you can back down
the exciter output until overall power just starts to fall >>off; then back
up a smidge. This is usually 18-20 watts.

--
>mwe

  I too agree that too much drive from the exciter will destroy the grid of
the driver and cause premature failure...that was the case with the old 8877
tubes in the FM 25000 I maintained many years ago. 

Dave Dybas