Topband: Bury beverage wire?
donovanf at starpower.net
donovanf at starpower.net
Wed Jan 10 13:45:06 EST 2018
Hi David,
It should be perfectly okay to bury a short coaxial cable under the
driveway with a matching transformer at each end that connects to
each Beverage segment. Keep the coax as short as possible because
signals passing though the coax will be slightly delayed by the
velocity factor of the coax. Its best to use foam dielectric coax
(or even better, air dielectric) to minimize the phase delay
73
Frank
W3LPL
----- Original Message -----
From: "David Cutter via Topband" <topband at contesting.com>
To: "Dick Grolleman" <PA3FQA at outlook.com>, topband at contesting.com
Sent: Wednesday, January 10, 2018 6:36:12 PM
Subject: Re: Topband: Bury beverage wire?
There is an item in an old ARRL antenna book showing an 80m dipole residing
in clay pipes just under the surface.
David
G3UNA
----- Original Message -----
From: "Dick Grolleman" <PA3FQA at outlook.com>
To: <topband at contesting.com>
Sent: Wednesday, January 10, 2018 6:09 PM
Subject: Re: Topband: Bury beverage wire?
> Hi All,
>
> That was Neil G0JHC, it used to be on his QRZ page, but he removed it. You
> may send him an Email about. Address is on QRZ.
>
> 73 de Dick PA3FQA
>
> -----Oorspronkelijk bericht-----
> Van: Topband [mailto:topband-bounces at contesting.com] Namens Mike
> DeChristopher
> Verzonden: woensdag 10 januari 2018 19:02
> Aan: Martin <dm4im at t-online.de>; topband at contesting.com
> Onderwerp: Re: Topband: Bury beverage wire?
>
> Martin,
>
> I recall an article somewhere about a gentleman who buried a section of
> his beverage under a road on his farm. His method was to bury a
> non-conductive pipe, then run the beverage through it. He used tennis
> balls around the wire inside the pipe to insulate.
>
> Did it work? Not sure. Initial googling has come up empty. But it *has*
> been done.
>
> Mike N1TA
>
>
> On Jan 10, 2018 11:34 AM, "Martin" <dm4im at t-online.de> wrote:
>
> Topbanders,
> if crossing a driveway above ground is not an option, is ist ok to bury
> the beverage wire for, say, 20 feet?
>
> --
>
> Ohne CW ist es nur CB..
>
> 73, Martin DM4iM
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