[Elecraft] something new, but not under the sun

Fred Jensen k6dgw at foothill.net
Sun Jun 12 15:55:04 EDT 2011


Only one data point and admittedly anecdotal:  My team and I had a 
mobile troposcatter site on the coast of what was then South Vietnam. 
We were on a sand dune and had a GRA-4 fan dipole for our HF in-country 
and unit nets [KWM-2A].  Typhoon comes thru, blows down the dipole [and 
our tents], and covers the wires [and all our gear and us] with sand. 
TJ wipes down the KWM-2A's, turns them back on, and our HQ is calling 
us.  He answers, and gets a "good and readable".

So, at least once, a wire antenna seemed to work fine buried under 
15-30cm of sand.

73,

Fred K6DGW
- Northern California Contest Club
- CU in the 2011 Cal QSO Party 1-2 Oct 2011
- www.cqp.org
On 6/12/2011 11:31 AM, Mike Morrow wrote:
> There are a number of documents that describe the U.S. Army in Vietnam
> using the hand-crank-generator-powered, all vacuum tube, Morse only,
> 10-watt AN/GRC-109 HF station with a buried antenna.  Here's a description
> of a long-wire antenna in bambo tubes, 18 inches below ground:


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