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At a very quick skim, seems she detected and decoded the RDS signal in the 57kHz subcarrier of an FM broadcast. https://www.mediarealm.com.au/articles/fm-rds-r
by alwa 2y ago
At a very quick skim, seems she detected and decoded the RDS signal in the 57kHz subcarrier of an FM broadcast.
https://www.mediarealm.com.au/articles/fm-rds-radio-data-system-guide/ https://www.mediarealm.com.au/articles/fm-rds-radio-data-sys...
- anthonyeden 2y agoThat Media Realm site is mine. Thanks for linking! RDS is one of those technologies that’s been around for decades and still amazes people. You can buy hardware encoders for about AU$500 these days, and I love introducing stations to it and getting their name and song data to show up on car radios.