Topband: Coax VF
Mike(W5UC) & Kathy(K5MWH)
w5uc at suddenlink.net
Wed Mar 28 08:59:50 EST 2007
>Good Morning Gents:
>While researching the topic of receiving arrays it seems that I read
>in ON4UN a rather ominous recommendation that foam dielectric be
>avoided for use as phasing lines, the reason being that the VF does
>not remain constant with time & temperature. He recommended using
>only solid dielectric coax for that purpose. I know this isn't what
>you wanted to hear, but it may save you a lot of grief down the
>road. I will try to find the exact paragraph in the latest ON4UN book.
"age & treachery will overcome youth & skill"
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