Back in 2018, we covered [Igor’s] Easy-SDR project that aimed to provide open hardware extensions for the chap RTL-SDR receivers. If you haven’t been there for a while, it’s worth a look as there have ...
FRS/GMRS and pager show minor confusion (3 FRS→ISM, 2 pager→APRS) due to similar bursty transmission patterns. This is authentic ML behavior reflecting real signal similarity.