On Fri, 01 Jul 2005 02:30:13 +0100, Pooh Bear
wrote:

It has to do with the space charge around the plate feeding
signal back to the region around the grid. They invented
tetrodes and pentodes to keep that from happening.

Indeed !

So-called screen or suppressor grids.

Well, screen (G2) and suppressor (G3) grids are different critters,
doing very different gigs.

But that ain't my gripe with the whole argument. And I still
feel uncomfortable airing it here. Ain't nobody's bidness...
etc.

Thanks,

Chris Hornbeck
"taking the cure, so I can be quiet,
wherever I want, so leave me alone.
You outta be proud, that I'm getting
good marks." -Elliott Smith