activities of broadcasting audio signals through radio broadcasting studios and facilities for the transmission of aural programming to the public, to affiliates, or to subscribers
This class also includes:
activities of radio networks, that is, assembling and transmitting audio programming to affiliates or subscribers via over-the-air broadcasts, cable, or satellite
radio broadcasting activities over the Internet (Internet radio stations) - data broadcasting integrated with radio broadcasting
This class excludes:
the production of radio programs on tape, see CAEN 5920