There's a tiny data protocol still riding inside FM signals after all these years, and it's the reason your car's dashboard knows what song is playing. RDS and its US cousin RBDS are quietly holding up more than most people realize.

I cover where the standard came from, how it actually works at the technical level, and why it still matters for modern radio and modern vehicles.

Note:

All opinions and views expressed in this episode are my own and do not represent my employer or any affiliated organizations.