[Lowfer] Renamed as Loop Antenna Possibilities

[Bill Ashlock]

Hey Stan,

Which "Bill" are you addressing this to? I don't see the original post. I have some comments on your loop ideas (below) if you are interested.

Bill A

> Date: Sat, 9 Oct 2010 15:58:35 -0400
> From: stanw1le at verizon.net
> To: lowfer at mailman.qth.net
> Subject: [Lowfer] Renamed as Loop Antenna Possibilities
> 
>   Hello Bill,   Thanks for the details.
> 
> One plan is to use 4 each, 50' lengths of #2AWG welding cable in a 200' 
> rectangular loop.
> Maybe not square, but maybe 70' wide X 30' high, like yours about 10' 
> above ground
> so I do not hang myself looking for nigh crawlers (fishing bait).
> I am thinking more of permanent structural supports like ROHN 25 towers 
> to support everything.
> The welding cables have  some weight, so I may support them on a 
> horizontal non metallic catenary.
> Original plan was for 2 each tower, suspending the single loop between 
> then at an opportune LOB.
> Definite merit to 3 towers and 2 orthogonal loops.
> 
> I cut most of the trees down on that side of the yard and they were 
> rather short < 50'.
> They would really whip around in the wind. Towers would be reasonably rigid.
> 
> The ground screen I originally envisioned was 6' wide galvi chain link 
> fence material,
> either laid on top of or buried under the loop. Maybe on the grass may 
> be better
> because the acidic soil with acid rain will eat up the galvi/steel in a 
> couple of years.
> At least on the grass I can easily inspect it.
> 
> I inspected the fencing materials I can salvage and they are buried in 
> over growth.
> Will be quite a job removing them. The dog kennel panels may be easily 
> salvaged,
> but the dogs will get that material. And should be able to mow over it.
> 
> The welding cable insulation is orange in color and probably goodly 
> rugged for the intended service.
> May have to paint it to tone it down.
> 
> Originally was planning to do all RF testing outside at the antenna feed 
> but
> I am thinking now of just bringing the feeds to the house, any 
> combining/switching inside.
> The shorter ISO shipping containers 8'W x 20' long x 8' high have merit and
> are by far cheaper that any shed for the floor space. And a shielded 
> room....
> Easy to deliver, but would take some work making pretty for the neighbors.
> Larger military shelters are a possibility, then I could argue to the 
> taxman they are
> not a permanent ground based shelter, but rather a vehicle accessory.
> 
> Stan, W1LE     Cape Cod
> 
> 
> ZZZZz
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