I was looking for info on Ferrite Beads* and came across this document
on Software Patents:

http://www.slwk.com/paper6.html

I'm not sure if this is still appropriate for this thread though. Like
most everyone else I sorta quit following the discussion after the
second post or so.

*Anybody got the specs for a Krystinel toroid part #: L21-3Q20-IV/1 ?

Scott