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Re: [TenTec] TT and the rest of us...

To: geraldj@storm.weather.net, Discussion of Ten-Tec Equipment <tentec@contesting.com>
Subject: Re: [TenTec] TT and the rest of us...
From: Richards <jruing@ameritech.net>
Reply-to: Discussion of Ten-Tec Equipment <tentec@contesting.com>
Date: Wed, 20 May 2009 17:22:26 -0400
List-post: <mailto:tentec@contesting.com>
Well... shoot, Jerry.    Now I AM confused.   I spoke with Paul
Hrivnak and company at Dayton last Friday and that is what they
told me to do... but now you are giving me somewhat different
instructions.   So... now I all conflicted...

Is this reason to get a beer?

Is there some way to reconcile the two methods?

If so... is THAT reason to get a beer?

Is it reason enough to get the TT tuner instead of the Palstar? or to justify getting the Palstar auto tuner (which I think I want) because it may work more like the TT tuner, and also be automatic for "just" a few hundred more?


==========  Richards - K8JHR  ===============



Dr. Gerald N. Johnson wrote:

Not really. That condition is the one with the highest impedance
transformation which is not necessarily the condition for a match. The
impedance ratio is proportional to the ratio of the capacitor values
providing the load is resistive. If the load is reactive, and most
antennas are, then the reactance of the load directly affects the output
capacitor setting by adding or subtracting from the value needed for the
impedance transformation.



You get no choice of loaded Q in an L network, the Q is determined by
the impedance ratio which gives it only one tuning condition.



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