Primary focus dish antenna feed support

Primary focus dish antenna feed support kit for M0EYT feeder with squeezed waveguide circular polarizer and Kumar ring choke.

This is a three-piece kit, a central feed holder and strut hub, the strut holders that go in the edge of the dish and the optional waveguide holders to attach other items on a small aluminum board (pictures are self-explanatory). In addition to the feeder pieces by M0EYT, the board in my system holds the LNA, BP filter, PLL LO, Mixer and 10 MHz ref for the LO.
The kit is designed for square section struts 10x10 mm and M3 Allen screws and nuts. You will have to calculate strut length taking into account your antenna dimensions (i.e., diameter and focus point location).

The collar in the central feed holder is tapered in two sections to accommodate the back of the Kumar choke flush with the holder. The two perpendicular blocking screws go in the waveguide section of the collar. You can fine tune the focus location by a few millimeters (more or less dependi