>  Domenico I8CVS (sk) did a very good article about this several years ago. 
> Should be available somewhere.

They are on the AMSAT  Station and Operating hints page:

https://www.amsat.org/station-and-operating-hints/

-- 
73 de JoAnne K9JKM
k9jkm@comcast.net
BM DMR TG 98006