Hi fellas. I've heard this kind of radio modulating sound several times in my car radio, ramdomly. That's in the apresentation linked, between 1:42:55 and 1:43:05. Any body knows what it is? They are always the same to me...
https://youtu.be/ivnUv9gT2lA
Thanks.
https://youtu.be/ivnUv9gT2lA
Thanks.