Many people have iPhones. I had no idea (until seeing it in Amateur Radio Weekly yesterday) how many apps there are for Apple and Android. Many of these are free and very useful.
Check the iPhone app store.
Simple QRP projects, 10m, 8m, 6m, 4m, FT8, 160m, WSPR, LF/MF, sub-9kHz, nanowaves and other random stuff, some not related to amateur radio.
Many people have iPhones. I had no idea (until seeing it in Amateur Radio Weekly yesterday) how many apps there are for Apple and Android. Many of these are free and very useful.
Check the iPhone app store.
These were very popular QRP CW transceivers some years ago. I owned a built one and had lots of fun with it. As I recall, I mostly used it o...