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Subject: Re: Dayton Johnson's 1296 double rhombic.
Date: Sat, 30 Nov 1996 18:41:36 -0500
Bernie Doehner wrote:
> > Thus, to transmit, the Rhombic would have merit but for receiving it's gain
> > wouldn't necessarily improve an incoming station's signal to noise ratio and
> > that's what we're really after.
> Hi James:
> I understand noise figure, I just forgot G/T.. Thanks for the explanation.
> However, from looking at the picture in QST, I get the impression the
> antenna is actually a RESONANT double rhombic employing no termination
> resistor (at least I hope it is).
> We wrote a snail letter to Dayton. Let's see what comes back.
> Bernie nu1s
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> Human list administrator: email@example.comHi Bernie,
I would think the same problem would exist w/o the terminator, if I
recall correctly that a non-terminated rhombic is bidirectional. When
the antenna is aimed skyward, the back end would be looking at earth and
surrounding "warm" objects.
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