Hey,
only uplink is circulair not the down link.
Wb=Horizontal
NB= Vertical.....
"My goal is to try to get the signal from a satellite"....with the helix you DONT receive the satellite dr friend...
so you dont have to modify the lnb if you want rx with a sdr stick ore somthing like that...i dont know your rx so pls tell use....howe will you receive the satellite,
greetings
Luc ON7KEC