[Antennas] re: antenna tuners

Chuck O'Neal cdoneal at comcast.net
Wed Nov 30 22:03:00 EST 2005


One less degree of freedom, meaning that the tuning range is less for the
two knob differential cap design vs. the three knob separate cap design.  Of
course this depends on component values and circuit topology.

Chuck...K1KW

----- Original Message ----- 
From: "Engel Hart" <va3kis at yahoo.ca>
To: <antennas at mailman.qth.net>
Sent: Wednesday, November 30, 2005 9:48 PM
Subject: [Antennas] re: antenna tuners


> What is the difference between a regular antenna tuner
> that has  two capacitor tuning knobs and a roller
> inductor, and one that has a differential capacitor
> tuning knob and roller inductor?
> I know the antenna tuner with the two capacitor tuning
> knobs can tune just about any antenna or wire.  But
> I'm not sure about the differential capacitor antenna
> tuners.  Can it tune anything as well?
>
> Thanks Hart
>
>
>
>
>
>
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