They provide an up to date listing of our complete inventory and pricing. Sorry, no additional unlisted artists or titles are available from our firm. The Top 200 hits is a simple listing of the 200 most favourite single records purchased in the USA each year from 1956 through 1986 - 9600 in total. All records are brand new and include charted titles from the 1970s through the 1990s. Anyone can order these 45s.
All records are available in quantity and are brand new.
The list includes popular titles from the 1950s through the 1990s. Minimum order requirements apply. The 45 RPM speed was the only one to be decided by a precise optimization procedure. Calculus was used to show that the optimum use of a disc record of constant rotational speed occurs when the innermost recorded diameter is half the outermost recorded diameter. Given the CBS LP vinyl groove dimensions and certain assumptions about the bandwidth and tolerable distortion, a speed of 45 rpm comes out of the formula.