Replies

  • You can get small rod rare earth magnets from  Lee Valley.

    http://www.leevalley.com/en/wood/page.aspx?p=32065&cat=1,42363,...

  • You can use rare earth (neodymium) magnets but they need to be on the smaller side. They give a clear strong tone. The problem I see with the balls is how would you orient the magnetic poles? I would stick with (no pun intended ha ha) discs, bars, etc.  - something you can orient.

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