>Why not pop down to your local computer store and pick up a pair of >802.11b wireless networking cards and make or buy a pair of directonal >antenna's for them (2.4 GHz ISM Band), assuming you have line of sight >more or less it is perfectly possible to accieve stable links of several >miles with sensible (Megabit) data rates, or if your appliaction is not >computer related, a pair of wireless video senders that also happen to >operate on the same band - that way all the EMI is taken care of. Yes, but where's the fun and the learning? I'm doing this project also for fun and to learn something in the process.. not just to get a data link. Greets, Andrea >Regards > >Alex -- http://www.piclist.com hint: The PICList is archived three different ways. See http://www.piclist.com/#archives for details.