The FCC rules don't prohibit sending data at 400MHz but, they do limit you to sending data only once every 10 seconds and with a transmission duration of less than 1 second, IIRC. Paul > -----Original Message----- > From: pic microcontroller discussion list > [mailto:PICLIST@MITVMA.MIT.EDU]On Behalf Of Micro Eng > Sent: Tuesday, April 16, 2002 9:49 AM > To: PICLIST@MITVMA.MIT.EDU > Subject: Re: [EE] Wireless links & PICs > > > The original poster mentioned something about FCC regs that > prohibited temp, > etc data to be sent in the 400MHz band. Is that true? Andrew? -- http://www.piclist.com hint: To leave the PICList mailto:piclist-unsubscribe-request@mitvma.mit.edu