4 ms·
An earlier comment[0] says there's a reliable method for including ids and things in AM audio at 5KHz bandwidth. POTS is a few KHz. So less, but without lookin
by nucleardog 6y ago
An earlier comment[0] says there's a reliable method for including ids and things in AM audio at 5KHz bandwidth.
POTS is a few KHz. So less, but without looking into Nielsen's fingerprinting methods I wouldn't say you could assume that the fingerprint wouldn't be preserved running it through a phone line first.
[0] https://news.ycombinator.com/item?id=25831303 https://news.ycombinator.com/item?id=25831303