As part of my process for working out why I can’t get my interferometer, today I tested the right Nooelec 1.4GHz 60x100cm mesh dish. Results below = successful detection of hydrogen over last 24-48 hours. Andy Post navigation Making Hydrogen-Line (1420MHz) Cantenna Testing left Nooelec 1.4GHz mesh 60x100cm dish 28/2/2024