wium78
Regular Member
- Joined
- Nov 16, 2014
- Messages
- 123
- Reaction score
- 23
- Points
- 18
- Age
- 87
- My Satellite Setup
- fixed,polar mount and C band dish.
- My Location
- south africa
I am trying to ascertain the correct focal distance for an elliptcal dish with the following measurements.
Wide 900mm Height 670mm Depth 105mm.My present FD is 490mm, but i am unable to calculate the FD due to not having a formula.Can a member please do a calculation and advise the formula to be used.
Wide 900mm Height 670mm Depth 105mm.My present FD is 490mm, but i am unable to calculate the FD due to not having a formula.Can a member please do a calculation and advise the formula to be used.