I would like to build a PIC based light meter I would like to do incident and reflected light measurements and also use a grating to do simple color measurement. any suggestions will be appreciated ..... --- type of PIC --- interface to a PDA or Gameboy or ??? --- type of sensors --- grating source ( supplier ) Thanks ( On my last post I left off the topic header....my aplogies ) Gus S Calabrese 303.964.9670 w/vm 303.908.7716 cell no vm www.omegadogs.com 4337 Raleigh St Denver, CO 80212 _______________________________________________ http://www.piclist.com View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist