nat wrote:Are you describing one of the horizontal bars above the actual tonearm? If so, the larger one is used to apply tension to the tracking force wire, and the smaller one is tolocate the pivot point for the wire, and to create antiskating force by displacing this pivot point,
Thank you, it would be too simple...
but MA 505 has one more horizontal bar. It mounted firmly on the arm fork and looks like continuation of the bearing axle. This bar is glossy, you can slide the caster along it.
For example MA 505 III has not this bizarre part at allâ€¦.