> > AFAIR (possibly wrongly) Gold has a *higher* wetting current > requirement than some other less expensive contact materials. Could be. It was a fun problem to track down. Me and my NLS-215 scope against Litton Corp. :) -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist