BBC offers 16,000 sound effects from its archive for free download
Radio Tuning Noise Static sound effect no copyright | radio sounds | radio noises | HQ - YouTube
Radio sound effects : who did it, and how, in the era of live broadcasting : Mott, Robert L., 1924- : Free Download, Borrow, and Streaming : Internet Archive
Communication Sound Effects : Download Video Game Sound Effects
Free Radio Sound Effects Download - Pixabay
Police Radio Chatter Sound Effect [Extended] - YouTube