24 Jun
2022
24 Jun
'22
12:06 p.m.
On 6/24/22 11:27, PE0SAT | Amateur Radio via AMSAT-BB wrote:
Also have a look at https://www.dk3wn.info/wp/equipment/mode-j-filter/
Or, for those who don't read German:
https://www-dk3wn-info.translate.goog/wp/equipment/mode-j-filter/?_x_tr_sl=a...
--- Zach N0ZGO