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Welcome Licorice Pizza (LP) lovers! Setup guides and Vinyl FAQ.

LPs can go to at least 30kHz

The old CD-4 quadraphonic records from the 1970s used a 30KHz carrier frequency to carry the R and L difference signals. The Shibata fine line stylus profile was invented to read that carrier frequency. You can read some details of how CD-4 worked on Wikipedia at the link below.


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