[Milsurplus] [ARC5] Ant. Tuning Series Caps - Trials and Surprises

AKLDGUY . neilb0627 at gmail.com
Sun Aug 6 22:15:54 EDT 2017


What do you work the setup against? A wired connection to a ground post or
the mains ground?
Or something else?

Neil ZL1ANM

On Mon, Aug 7, 2017 at 11:10 AM, Dennis DuVall <duvallddennis at gmail.com>
wrote:

> As I’ve mentioned before, connecting the series cap from the antenna post
> to ground forms an “L” network that works FB for loading into an end-fed
> half wave wire antenna.
> Voltage rating of the cap more of a consideration here than in the series
> connection but have found the gray, cylindrical Russian caps to work FB in
> this configuration as well.
>
> Dennis DuVall, W7QHO
> Glendale,CA
>
>
>
>
> On Aug 6, 2017, at 11:31 AM, David Stinson <arc5 at ix.netcom.com> wrote:
>
> As most of you know, I put a fixed capacitor between the ANT post
> and the center-conductor of the coax leading to a 50-Ohm load
> when matching WWII Aircraft rigs to “ham” antennas.
> I’ve recommended Hi-Voltage caps and, I confess, have done
> so because it seemed intuitively “right” to do so.
> I always meant to do some tests.  Finally did, and I’m
> very surprised at the results.
>
>
>
>
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