With small diameter dishes, a beam-narrowing Feed Choke Ring is a bit large.
It might be preferable to build a dish with an f/D ratio ~ 0.27 – 0.30 to minimize spillover.
Alex
With small diameter dishes, a beam-narrowing Feed Choke Ring is a bit large.
It might be preferable to build a dish with an f/D ratio ~ 0.27 – 0.30 to minimize spillover.
Alex
