....oops try Reflector =34', Director = 32' , its late here.
On Tue, Oct 13, 2009 at 10:23 PM, Stuart Browne <stuartpbrowne@gmail.com>wrote:
> "The Polynesian Special"
>
> Take three Kanga fiberglass push-up masts and a 20 m PAR end-fed Zepp
> antenna. Place the driven element (the center mast) and hang the Zepp taped
> to the pole. The Director pole is set 12' away with 34' of insulated wire
> (taped to the pole), the Reflector pole is set 15' from the Driven element
> with 32' of insulated wire taped to the pole. Line up the poles in the end
> fire direction that you want to cover. WH6R has advised me that 20' from the
> high water mark is as close to the water as is needed to get the desired low
> TOA. His buddy has modeled all of this and the actual on air results are
> very good.
>
> I'm looking for a nice long wooden pier in saltwater to set up the array
> and be directly over the water.
>
> Stu
> WH6H/XE1
>
>
>
> On Tue, Oct 13, 2009 at 7:58 PM, Charlie Gallo <Charlie@thegallos.com>wrote:
>
>>
>> On 10/13/2009 john@kk9a.com wrote:
>>
>> > TowerTalk is for discussion of tower and HF antenna construction topics
>> so I
>> > think that your post is relevant.
>>
>> > That distance should be sufficient for pseudo-Brewster enhancement for
>> at
>> > least some of HF bands (you didn't say what frequency you intend to
>> > operate). You can model it to see the effect. I've used phased ocean
>> > front verticals from Grand Cayman Is. and they work well.
>>
>> > John KK9A
>>
>> I'm hoping to run at 20m - basically, I'm extremely limited on antennas
>> here at home, but I can go down to the local shoreline(s) and fairly easily
>> put up a 2 or 3 element 20m VDA for a "lunchtime" antenna (also do some
>> local IOTA stuff) - heck, think about it - if you wanted one point N/S
>> (nah, but), you could even put one up on the shoreline of Manhattan.
>>
>> That's the kind of think I'm thinking of - you know - a pierwall, a dock,
>> etc - strap up 3 elements, and play - heck, in some of the spots - use a
>> pair of "surf casting spikes" (used to hold surf casting rods) - go down to
>> the shore on a nice sunny day, and work HF on something a tad better than my
>> DX-CC at 30 ft
>>
>>
>> --
>> 73 de KG2V
>>
>> For the Children - RKBA!
>>
>> My Website: http://www.thegallos.com
>> My Blog: http://kg2v.blogspot.com
>>
>> Old MacDonald had an agricultural real estate tax abatement. E-I-E-I-O
>>
>> _______________________________________________
>>
>>
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>
>
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