Quote Originally Posted by dale kid View Post
The cross section of an LP is designed to lay with a certain degree of curveature for correct playback. The designers of the platter in question knew all this and incorporated the miniscule raised lip to provide the correct presentation for the LP. The platter disc mentioned above has, guess what? Curvature of 1 degree to provide the correct presentation for the LP. So where does this leave us regarding the certain platter mat wonder product? Flat support or curved support?
Hi Dale,

Do you have a reference for this information & the mechanical specification of vinyl records generally?