Low cost radio telescopes are great fun. A few other similar projects: https://astrochart.github.io/ https://astrochart.github.io/ Https://arise.seti.org/ h

Low cost radio telescopes are great fun. A few other similar projects: https://astrochart.github.io/ https://astrochart.github.io/ Https://arise.seti.org/ https://wvurail.org/dspira- https://wvurail.org/dspira- lessons/ https://www.haystack.mit.edu/haystack-public-outreach/srt-the-small-radio-telescope-for-education https://www.haystack.mit.edu/haystack-public-outreach/srt-th... https://pictortelescope.com/ https://pictortelescope.com/ https://github.com/0xcoto/virgo https://github.com/0xcoto/virgo