Got some of grandpa's 78 RPM records in the house? Did you ever want to play them on a modern turntable instead of the acoustic Victrola? Fear not, "Techmoan' has a tutorial on some of what's different between "microgroove 1 mil" LPs and larger/wider "3 mil" styli used on, say, early Elvis Presley records. Press PLAY if you want to find out what Matt had to do for a few seconds of Elvis Aaron Presley.;)