On Thu, 2009-05-21 at 19:13 -0400, Richards wrote:
> I did not draw the same conclusion from the piece.
> I purchased the Palstar tuner because they seemed
> rather close in performance and I took the advice of
> several local hams in the lunch bunch. I thought they
> were all very close, and I, too, was surprised the MFJ
> was as highly regarded - I was hoping for a clear winner.
>
> I think this is the piece you refer to.
>
> http://www.arrl.org/members-only/prodrev/pdf/pr0302.pdf
>
> I just found "corrections" to the piece here...
>
> http://www.arrl.org/members-only/prodrev/pdf/pr0409.pdf
>
>
> Maybe they change the original charts sufficiently to support
> your conclusion ??? I did not realize there was a correction
> bit when I first read the piece.
>
> I am gong to re-visit the whole matter....
>
> ============ James =====================
>
>
The difference between 60% and 95% efficiency won't be detectable at the
receiver on HF, that's less than half an S-unit. But it will be most
noticeable in the temperature rise of the tuner, primarily the coil plus
the switch or roller.
73, Jerry, K0CQ
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