Harold, Great, I see. Thanks. Tom -----Original Message----- From: piclist-bounces@mit.edu [mailto:piclist-bounces@mit.edu] On Behalf Of Harold Hallikainen Sent: Sunday, October 18, 2015 6:19 PM To: Microcontroller discussion list - Public. Subject: RE: [PIC] ,oe frequency RC oscillator > In the exempt section everything is called a "digital device". This=20 > seems odd. What about analog emissions like AM or FM? > > Tom > The sections I listed were for unintentional radiators. If you intend to radiate (transmit), other sections apply. The home-built exemption applies = ( http://www.hallikainen.com/FccRules/2015/15/23/ ). http://www.hallikainen.com/FccRules/2015/15/201/ requires devices to be "verified" or "certificated" for compliance. Browse through http://www.hallikainen.com/FccRules/2015/15/ where general requirements, unintentional radiator requirements, and intentional radiator requirements are listed. Good luck! Harold -- FCC Rules Updated Daily at http://www.hallikainen.com Not sent from an iPhone. -- http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/chang= e your membership options at http://mailman.mit.edu/mailman/listinfo/piclist --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .