Makes sense in that the table is actually playing a record, though w/ a speed strobe there is a spinning disc. This is certainly easier to make out though.
Turnable database with TimeLine
Here is a database showing various turntables being tested for speed accuracy and speed consistency using the Sutherland TimeLine strobe device. Members are invited to add their own videos showing their turntables.
Victor TT-101 with music
Victor TT-101 stylus drag
SME 30/12
Technics SP10 MK2a
Denon DP-45F
Victor TT-101 with music
Victor TT-101 stylus drag
SME 30/12
Technics SP10 MK2a
Denon DP-45F