Please update your notes with another polish beacon - this time SR9RMF/B - first Polish NGB PI4 beacon constructed by group of SP9RNS club station.
Beacon is located at Przehyba mountain 1175 m.a.s.l in KN09GL62me square.
Equipment at test stage now, official start according to sysop is planned for June 30. 2018 but it's already operational and audible in my QRA, some 342km N-W.
At this moment beacon is using half wave vertical, will be changed horizontal antenna later.
More info with approximated coverage here SR9RMF