On Mon, 14 Feb 2005 11:12:38 -0500, "Arny Krueger"
wrote:

That could be so lightweight as to almost not disturb the resonance
frequency of the arm/cart combo.

Agreed.

Or even better, be designed so that the mass of the added componetry
is designed to be as integral to the mass and resonance of the tonearm
as, say, the armtube itself. Make it a design feature.