[NLRS] Open Grid dishes

Mike Kana aa9il at sbcglobal.net
Mon May 14 15:37:54 EDT 2012


Follow up question. I have a prototype aluminum grid dish made for 2ghz. I was considering covering with fine mesh wire. I would suspect this will work for 1.2 and 3.4?  Comments?
73 de mike
Aa9il

Sent from my iPhone

On May 14, 2012, at 2:24 PM, Zack Widup <w9sz.zack at gmail.com> wrote:

> 
> 
> I may be wrong about this, but I think open-grid dishes are fine as long as
> the spacing of the grid is smaller than one tenth of a wavelength at the
> frequency to be used.
> 
> The C-band dishes I've seen would definitely work on 3456 and bands lower
> in frequency.
> 
> 73, Zack W9SZ
> 
> 
> On Fri, Jan 13, 2012 at 10:55 PM, kp hpjr <inservice2him at hotmail.com> wrote:
> 
>> 
>> 
>> 
>> 
>> A friend of mine has several 4, 6, 8, and 10ft grid style dishes.
>> 
>> Does anyone know where he might be able to sell them?
>> 
>> This may be a dumb question but are they used for any amateur bands. EME?
>> 
>> Kirk
>> 
>> 
>> 
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