[showtaper]

Originally Posted by ssamadhi97

Actually I suspect that it's straight sbd / prefm. FM/TV broadcasting inevitably lowpasses the signal somewhere below 16kHz.


One example of a prefm show with "The Stripe" would be this one:

http://www.archive.org/audio/etree-d...b.php?id=11741

A true pre-FM would have no stripe, the carrier that causes the stripe happens when the signal is broadcast. Pre-FM's are either air-checks (recorded from the console) or a copy of the raw tape and would not be limited in frequency response or have the FM carrier.....