[opendtv] Re: Tentative Channel Elections

  • From: "Manfredi, Albert E" <albert.e.manfredi@xxxxxxxxxx>
  • To: <opendtv@xxxxxxxxxxxxx>
  • Date: Thu, 6 Oct 2005 17:48:07 -0400

Doug McDonald wrote:

> Our local Ch. 9 DTV station recently appeared, and at 23
> miles from town it gives huge signals on all UHF
> antennas which do have "unterminated" dipoles, such as
> Radio Shack double bowties. I do not get a big signal
> from a cut-to-channel UHF Yagi with a "300 ohm style"
> driven element that is of course essentially a short at
> VHF, though it still does barely work.

(I assume you meant "which do *not* have unterminated ...")

Weird, Doug. I assume this is because the folded dipole
is less sensitive to exact wavelength? Or are you saying
that UHF yagis, like the Silver Sensor, are also less
effective for UHF DTT, for some mysterious reason?

Bert

 
 
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