Topband: DXpedition Beverage Termination Grounding Schemes??

W7TMT - Patrick W7TMT at outlook.com
Fri Mar 8 21:01:36 EST 2024


Perhaps a case of “…not letting perfection get in the way of good enough.”

Seems like once computer modeling became mainstream folks are less likely to just wing it, forgetting the innumerable successes that proceeded that technology.

Patrick, W7TMT
________________________________
From: Topband <topband-bounces+w7tmt=outlook.com at contesting.com> on behalf of Stan Stockton <wa5rtg at gmail.com>
Sent: Friday, March 8, 2024 5:48:56 PM
To: Steve Harrison <k0xp at k0xp.com>
Cc: topband at contesting.com <topband at contesting.com>
Subject: Re: Topband: DXpedition Beverage Termination Grounding Schemes??


When I was lucky enough to get by with running a 1200 foot Beverage on the rocks about 15-20 feet from the sea across about ten properties, all it took on either end was a 20 foot wire soldered to a copper plate with a big rock on top in shallow water.  Best RX antenna I’ve ever had.

I would think attaching the termination resister to a long wire (quarter wavelength or more?) in the same direction as the Beverage wire would be good enough.  I seriously doubt you would actually notice a difference between that and either a ground rod or multiple wires fanned out.

73…Stan, ZF9CW

> On Mar 8, 2024, at 6:32 PM, Steve Harrison <k0xp at k0xp.com> wrote:
> When on a DXpedition, and Beverages are quickly tossed and laid out
> within several hours, how is the termination resistor "grounded" at the
> far end, and the transformer at the near end; with counterpoises, ground
> rods, or what?
>
> And with either of those, how long and how many wires for the
> counterpoises, and/or how many and how long the ground rod??
>
> I've seen photos of expeditioners laying out Beverage wire through, over
> and under thickets full of brambles and thorny bushes; but never have I
> seen them laying out counterpoises or pounding in ground rods.
>
> Curious Steve, K0XP
>
>
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