>
>That's single ended, right?
>
no
>What about PP?
Virtually the same problem for the same reason -- i.e., grid-current.
>
>I understand degenerative feedback and linearity and
>how GG makes it easy. But, is it the only practical way?
>
With other than a low-Mu triode at up to a few hundreds of kilohertz, G-G
is it. .
Cheers, Bob.
>
>| ? "linear" -- You gotta be kidding. Grid-driven high-Mu triodes are
>| never linear because it takes a metric-ton of grid-current to cause
>| normal anode current to flow due to the high-Mu. . However, with
>| cathode-driven, the built-in RF negative-feedback corrects for the
>| non-linearity brought about by the flow of substantial grid-current. .
>|
>| - later, Hans
>|
>|
>| - Rich..., 805.386.3734, www.vcnet.com/measures.
>|
>
>
>--
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>
- Rich..., 805.386.3734, www.vcnet.com/measures.
--
FAQ on WWW: http://www.contesting.com/ampsfaq.html
Submissions: amps@contesting.com
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Problems: owner-amps@contesting.com
Search: http://www.contesting.com/km9p/search.htm
|