> So... when did the FCC pass this rule? It existed in 1934: https://transition.fcc.gov/Reports/1934new.pdf https://transition.fcc.gov/Reports/1934new.pdf (sea

> So... when did the FCC pass this rule? It existed in 1934: https://transition.fcc.gov/Reports/1934new.pdf https://transition.fcc.gov/Reports/1934new.pdf (search for 325). > How did it make sure every broadcaster knew about it? Broadcast TV only started in 1928, I think this law predates most of the current networks.