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

[ka1iic at prexar.com]

Hi Gary,

Yep!!!  Sure enough the final will take off at a certain position of
plate tuning... it needs to be neutralized for sure...

Well I guess it's playtime in the v1...

73
Vince
ka1iic


On Mon, 24 Jun 2002, Gary Schafer wrote:

> Hi Vince,
>
> Yes neutralization is usually the problem when max output does not occur at
> the plate dip. That is one way to adjust the neutralization. Adjust it a
> little at a time until the two exactly coincide. You will find that when
> there is too much neutralization capacitance that the max output will occur
> on one side of the plate dip and if there is too little neutralization
> capacitance the max output will occur on the other side of the plate dip.
>
> 73
> Gary  K4FMX
>
>
> ka1iic at prexar.com wrote:
>
> > Hi Guys...
> >
> > Got a problem with a Collins 32v1... seems the maximum power out occurs
> > at a place away from the 'current dip'...  (just off of dip...)
> >
> > I'm measuring power out via a resistive dummy load and RF ampmeter
> > in-line...
> >
> > Is this a neutraization problem or what???
> >
> > Thanks in advance
> >
> > 73
> > Vince
> > ka1iic
> >
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