Thank you, hope this weekend to have a chance to study it.
I’m interested in satellite receivers. And microwave transmitters.
Along these lines?
BSides Canberra 2018: A low cost guide to satellite listening
https://www.slideshare.net/posheaslideshare/bsides-canberra-2018-a-low-cost-guide-to-satellite-listening
Or like this: cheap microwave filters by WA5VJB
https://www.wa5vjb.com/references/CheapMicrowaveFilters.pdf