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RE: A question about 75 Ohm connectors



Doug -- I'll bet that each feed dipole comes closer to 50 ohms. Going thru a
quarter-wave of 71 ohm cable would transform 50 -> 100 ohms. Then put the
two 100 ohms in parallel to get a 50 ohm feed point,

73, Tom

> I've ordered one of the cross-Yagi's from Arrow, and it's the type
> with little offset between corresponding elements.
> The way to feed this seems to be to have a 1/4wave phasing line
> between the two driven elements.  If I'm correct, the easiest way to
> do this is to have two matching elements set for 100 ohm, use a piece
> of RG62 93 ohm cable to connect one element to a T on the other
> element, which is fed by 50 ohm cable.  Since I have no analyzer for
> 70cm, it looks as if I could put a 100 ohm resistor on the T, and
> adjust the matching for 1:1 SWR.  I'd then do that to the other
> matching element, and I'd have the right thing.

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