[AMRadio] Max power off from plate current dip problem 32v1...

[Larry Szendrei]

Bill (and Gary), 

I stand corrected! Of course, I wasn't thinking. Alas, most of my rigs
lack the ability of monitoring scrren current, so I forget. Thanks for
setting it straight.

73,
-Larry/NE1S

Bill Coleman wrote:
> 
> Screen current PEAKS at resonance.
> ~~~~~~~~~~~~~~~~
> Bill Coleman    N2BC
> http://home.stny.rr.com/n2bc
> ----- Original Message -----
> From: "Larry Szendrei" <ne1s at netzero.net>
> To: <amradio at mailman.qth.net>; <W2ZR at aol.com>
> Sent: Thursday, June 27, 2002 1:04 AM
> Subject: Re: [AMRadio] Max power off from plate current dip problem 32v1...
> 
> > I concur with Steve - Most if not all my tube transmitters show max.
> > power out off the plate current minimum. I wouldn't lose any sleep over
> > it, but if the final is taking off on its own, something (such as
> > neutralization, if that's the cause) needs to be done.
> >
> > I remember reading somewhere that the screen current minimum is a better
> > indication of resonance than the plate current minimum in a tetrode
> > calss-C amp - that would seem to imply that the plate current dip will
> > -not- coincide with max output for this case.
> >
> > 73,
> > -Larry/NE1S
> >
> > W2ZR at aol.com wrote:
> > >
> > >         <mailto:amradio-request at mailman.qth.net?subject=unsubscribe>
> > > List-Archive: <http://mailman.qth.net/pipermail/amradio/>
> > > Date: Mon, 24 Jun 2002 20:09:43 EDT
> > >
> > > Hi,
> > >        I don't think I've ever tuned a rig where maximum output occurred
> at
> > > the same point as the plate current dip.
> > >
> > > 73,
> > > Steve W2ZR
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> >
> >
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