[Amps] (no subject)

Bill, W6WRT dezrat1242 at yahoo.com
Sun Mar 28 09:46:24 PDT 2010


ORIGINAL MESSAGE:

On Sun, 28 Mar 2010 09:17:42 -0400, "Carl" <km1h at jeremy.mv.com> wrote:

>
>You can easily prove the phase relationship with a dual trace scope. Do it 
>with a FET or 6C4 if you want, do it at audio or RF, makes no difference.
>Do it grid driven and GG and then tell me the relationships.

>Geez, why we have to discuss basics here is beyond me.

REPLY:

Grounded grid: Cathode goes negative, plate goes negative. In phase.

Grounded cathode: Grid goes negative, plate goes positive. Out of
phase. 

Sometimes even well-educated people misunderstand the basics, and
that's why it needs to be discussed. A passing grade in school should
be 100%, but alas, it isn't.

73, Bill W6WRT


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