Frank Donovan wrote:
>
> >From rec.radio.amateur.antenna
>
> ---------- Forwarded message ----------
To: <towertalk@contesting.com>
> Date: Wed, 30 Jul 1997 19:39:19 GMT
> From: Jim Harris <jimhar@hal-pc.org>
> Newsgroups: rec.radio.amateur.antenna
> Subject: Coax breakin?
>
> I will be erecting a new antenna system soon for HF operation.
> However, I noticed an April 1997 article in QST that mentioned coax
> feed-ins should be 'broken in'. The author advised to DC current
> harden the center conductor and sweep varing AC signals. Also, he
> mentioned that one should pull or tension the cable, so as to reduce
> mechanical resonances.
>
> To those Nasa engineers or other experts, is this really necessary
> (supposely reduces back ground noise)?
If the ARRL says it's so, it must be so. They wouldn't lie to us would
they????????
Tom W7WHY
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