> Isn't there some kind of exemption for intentional radiators with less > than 1mW output power? I seem to remember something like you can do > almost anything you want on any frequency if the total EIRP is less > than 1mW and you are willing to accept interference/cease operating if > you cause interference. According to the ARRL pub on chapter 15, you need "type acceptance" to sell an "intentional radiator" - If I'm reading it right... http://www.arrl.org/tis/info/part15.html Scroll down to "Understanding the FCC Regulations for Low-Power, Non-Licensed Transmitters". -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist