Re: Grid #2 in ultralinear mode

On Fri, 20 Jan 2006 16:47:31 GMT, "Ian Iveson"
<IanIveson.home@xxxxxxxxxxxxxxxx> wrote:

>Yes, and the same for triode mode. This series of beam tetrodes
>states that Vs should be less than Va but AFAIK that's for pentode
>mode. As long as screen current limitations are observed, it should
>be OK.
>
>Does anyone know exactly *why* some beam tetrodes state this
>limitation, in addition to usual screen current considerations?

When G2 has a higher voltage than the plate, it begins
to get ambitions of actually *being* the plate. Havoc,
wailing, and gnashing of teeth ensue.

Chris Hornbeck
.