> I'll hazard a guess that the original correspondent is trying to make > an IR remote control 38.461 kHz should work fine. To support the above: I have used 36 and 38 kHz transmitters and receivers in any mix. The range might not be optiomal, but in a living room you will hardly notice unless you are trying an indirect window-window-window-target shot. Wouter van Ooijen -- ------------------------------------------- Van Ooijen Technische Informatica: www.voti.nl consultancy, development, PICmicro products docent Hogeschool van Utrecht: www.voti.nl/hvu -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist