international

Hello everyone! Not sure if I posted this in the right section. How is it that cruise ships and yacht crew have radios and travel internationally without any issue in frequencies? How does that work?

hi there, does anyone have knowledge of how to scan emergency response frequencies in Brazil? The frequency database seems to be up to date, but I haven't had any luck yet getting my Uniden sds100 to work here. any and all ideas are appreciated!

Does anyone know any unpublished frequencies for the Birmingham airport. I was listening to 123.8 and the controller told an airplane to switch to 126.15 for final approach control. Here is a good link for most of the BHM freqs: Birmingham-Shuttlesworth International Airport, KBHM - Airport...