>> >         I am trying to locate a durable rubber floor mat switch
> >>         (about 24" X 24"), similar to the ones used to trigger automatic
 doors you find
> >> in supermarkets, etc., to serve as one of the inputs to a PIC

try any security system supply house - like ADI

Gary Skinner   gskinner@csd.net
Electronic Solutions, Inc.
design of custom electronic controls