Thread: 1 kHz missing?
View Single Post
  #13   Report Post  
Posted to rec.audio.pro
William Sommerwerck William Sommerwerck is offline
external usenet poster
  
Posts: 4,718
Default 1 kHz missing?
Back in the 90s (I think), I believe there was a proposal to "notch"
recordings in this way, as a form of copy protection.


Reply With QuoteReply With Quote