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Re: Europa-List: RE: Transponder antenna

Subject: Re: Europa-List: RE: Transponder antenna
From: Fred Fillinger <n3eu@comcast.net>
Date: Mon, 18 Apr 2005 23:38:36

<jacques.point@total.com>
> ...
> On radio antenna, is the ferrite balloon around the cable mandatory
? if yes, were to find it ?
>

For a 1/4-wave "whip" type transponder antenna, no.  For a dipole type
you buy (Archer, for example), no either, unless mfr says to.  For a
dipole you make, yes, but one is unlikely to make an xponder antenna
which works well, making the ferrite core moot.

Reg,
Fred F.



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