Great question! I never added it up. But 78 came first. before the
twinkling of 45 or 33.333, so that makes it even more mysterious.
Love to learn the lore!
Lou Judson • Intuitive Audio
On May 24, 2006, at 12:16 PM, John Erdmann wrote:
> Hello Everyone,
> With regard to the three record speeds, is it just a coincidence that
> 33 + 45 = 78? Can anyone enlighten me as to the history and/or the
> physics behind these choices?
> Thanks much,