[MAMS] 5.7 GHz antennas

Dave Sublette k4to at arrl.net
Mon Nov 11 16:12:16 EST 2013


On 10G with my 36 inch dish, I get +/- 3 degrees before I lose the 
signal.  Six character grid locators are a must, as is a calibrated and 
stable azimuth system.

Unfortunately, I have not many people within range with which to attempt 
QSOs.  I remain open to skeds.  I'm on every morning.

73,

Dave, K4TO


On 11/11/2013 4:02 PM, Dr. Gerald N. Johnson wrote:
> W5LUA designed a dual band 5.7/10 feed for the offset dish quite some 
> time ago. It still works good. Getting bigger gets into problems of 
> aiming at 10G but 5.7 should work with a 30" dish with the same aiming 
> limits as an 18" dish at 10 GHz. I have observed the few users of 
> larger dishes on 10G around me don't find signals as well as I do with 
> my 18" dish.
>
> 73, Jerry, K0CQ
>
> 73, Jerry, K0CQ
>
> On 11/11/2013 2:57 PM, Danny Pease wrote:
>> I have a  20 inch dish with 5.7 feed horn for portable operation and 
>> a couple of extras, if nothing bigger falls into my lap, I will use 
>> one of those. One of them will likely get used for 10 GHz once I get 
>> hardware for that band.
>>
>> Danny Pease
>>
>>
>
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