There are many radios in Poland but most of the Polish radio plays Polish music of pop genre. Radio Nysa FM is the kind of radio that plays rock genre based music for their listeners without any annoying advertisement in the middle of music like many other radios of online do. The radio cares about their listeners taste.
Radio Nysa FM official website address is www.nysa.fm
If the Radio is extremely choppy and stops every 5 seconds, try listen to this Radio at different time.
Not all Radio Stations function for 24 hours everyday. If you can't listen to any Radio, try to listen at different time, as the Radio Station may stop during midnight according to its own country time zone.