General Question about Belt Drive Turntables

[Balle Clorin]

@mtemur

Using the V1 Analog magic test record it seem so be litte disturbance from belt now..





some old data on another test record, har to know if it is the record or TT that is the problem.

 

[mtemur]

@mtemur

Using the V1 Analog magic test record it seem so be litte disturbance from belt now..
View attachment 144085



View attachment 144086
some old data on another test record, har to know if it is the record or TT that is the problem.
View attachment 144087

I don't know how to evaluate those graphs. All I can say is narrow spike centered on 3150Hz without additional spikes on shoulders is better.

I made assumptions watching the video of pulley, belt and platter you shared. From that I can evaluate but not from those graphs.