On Tue, 25 Apr 2006 07:58:21 GMT, Gunner wrote:
On Mon, 24 Apr 2006 17:03:49 -0700, Eric R Snow
wrote:

The three beam scales in school had an aluminum plate that
passed between two magnets as the damper.

All of my ammunition scales are dampened this way. Except the very old
one that uses a revivor of oil and a tiny paddle below the beam

AH!