[Uram-rejections] Antenna question

Tue Mar 29 09:49:38 BST 2016

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 "Try to understand it" may be interpreted wrongly  - please rephrase

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> From webstump at chiark.greenend.org.uk Tue Mar 29 09:39:51 2016
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> From: "szczepan  bialek" <sz.bialek at wp.pl>
> Newsgroups: uk.radio.amateur.moderated
> Subject: Re: Antenna question
> Date: Tue, 29 Mar 2016 10:00:13 +0200
> Organization: ATMAN - ATM S.A.
> Message-ID: <nddclb$7ij$1 at node2.news.atman.pl>
> References: <ndbu3t$i4d$1 at jstuckle.eternal-september.org> <memo.20160328211351.3828f at postmaster.cix.co.uk>
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> 
>  "Paul Cummins" <agree2pay4uce at spam.vlaad.co.uk> napisa³ w wiadomo¶ci 
> news:memo.20160328211351.3828f at postmaster.cix.co.uk...
> > In article <ndbu3t$i4d$1 at jstuckle.eternal-september.org>,
> > jstucklex at attglobal.net (Jerry Stuckle) wrote:
> >
> >> > The "clasic dipole" and "ham radio dipole" are quite different
> >> things.
> >>
> >> Sorry.  A dipole is a dipole.  Period.
> >
> > I'm astonished to find myself agreeing with Jerry :-) but yes, a dipole
> > is a dipole.
> >
> > It matters not how or with what it is fed, it is the structure of the
> > antenna that makes it a dipole, not the feed method or band (within the
> > limits of SWR).
> 
> Ham dipole is mechanically symetric (the both legs are equal).
> But antenna is the electrical equipment not mechanical..
> Ham dipole is not electrically symetric.
> 
> "One side of the antenna feedline is attached to the lower end of the 
> monopole, and the other side is attached to the ground plane, which is often 
> the Earth. This contrasts with a dipole antenna which consists of two 
> identical rod conductors, with the signal from the transmitter applied 
> between the two halves of the antenna." From:
> https://en.wikipedia.org/wiki/Monopole_antenna
> 
> Marconi was the first who discovered that a wire "buried" in air is the 
> best.
> Try to understand it.
> S* 
> 
> 
> 
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