[LAU] How is the bass mixed? Per-channel frequency analysis? Histogram?

[James Morris]

On Wed, 5 Feb 2014 11:28:15 -0500
Joe Hartley <jh at brainiac.com> wrote:
> 
> That said, if you're listening to old Beatles stereo mixes, the bass
> will only be on one channel (left, usually) and if you've sent the
> right to the DAC, there's not much for the sub.  I'd try and convert
> the signal to mono for the sub feed.
> 

This suprised me as I had heard that for vinyl it is particularly
important to have mono bass to prevent the needle jumping :-)

ie
http://www.customrecords.com/prepare_music_for_vinyl_record.html