[NLRS] hughesnet dish

Dr. Gerald N. Johnson geraldj at netins.net
Sat Mar 22 16:06:01 EDT 2014


I have one on the roof, came with the house. There is some suspicion 
that the oval reflector is parabolic in the narrow dimension and 
spherical in the long dimension to make aiming by moving the feed 
easier. That will probably reduce the available gain and increase the 
sidelobes, but to reach a synchronous satellite with less than 2 or 3 
watts it can't be very bad. It might require a special feed to make full 
use of it, on the other hand a square aperture horn may already have 
enough difference in the planes to do that if the polarization is useful.

We know the common Direct TV dish and feed works good at 10 GHz and is 
decently documented and isn't exactly a budget breaker new but there 
usually are a few around from users changed satellite vendors or 
quitting the service completely.

73, Jerry, K0CQ

On 3/22/2014 8:32 AM, Raymond Kashubosky wrote:
>
>
> Hello:
> has anyone used a Hughes net dish on 10 GHZ, if so what observations have you made?
> tnx Ray K8RAY
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