[Amps] 4-1000A in Passive grid-driven use?

[Traian]

Hello Al,

You may look at:

http://www.dj2hz.de/4x4-1000.html
http://www.dj2hz.de/1750.html

which are actually using four QB5/1750 tetrodes, passive grid.
Other nice amps on the same site:
http://www.dj2hz.de/homebrew.html

73,
Traian,
YO9FZS



n7ioh wrote:

>     Are there any problems in using the 4-1000A in a passive grid-driven
> mode on 160 - 10 meter or on 6 meters?  If not, what kind of output can
> I expect to get?  Second, I have seen amps that use a roller inductor
> and not a band switch, any thoughts?
>
>                          Thanks, Al N7IOH
>
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