I bought quite some of my lab equipment here (courtesy of
Rosenkranz Elektronik), I am really happy with it!
My favourite supplier of microwave components of course is
Michael, DB6NT and Kuhne electronic:
For millimeter bands I've got a lot of help, tipps, support and more from
Philipp, DL2AM:
My usual shop of "classic" ham radio equipment is operated by
Franz, OE6HOF:
I also like to thank Roberto DG0VE, I have quite some modules bought from him. RIP dear OM Roberto!
I am really happy with my new PLL modules for 9cm and 3cm I bought from
Dieter, DF9NP. Thanks!
From
Lorenz, DL6NCI I got my brand new OSCAR 100 downconverter (he also has on his homepage).