But it can be done without a microcontroller. All analog. -----Original Message----- From: piclist-bounces@mit.edu [mailto:piclist-bounces@mit.edu] On Behalf Of David VanHorn Sent: Sunday, October 18, 2015 5:50 PM To: Microcontroller discussion list - Public. Subject: Re: [PIC] ,oe frequency RC oscillator AM and FM are modulation schemes. RF energy that your device emits is analog, even if a microcontroller makes it. On Sun, Oct 18, 2015 at 3:44 PM, Tom wrote: > In the exempt section everything is called a "digital device". This=20 > seems odd. What about analog emissions like AM or FM? > > Tom > > -----Original Message----- > From: piclist-bounces@mit.edu [mailto:piclist-bounces@mit.edu] On=20 > Behalf Of Harold Hallikainen > Sent: Sunday, October 18, 2015 4:47 PM > To: Microcontroller discussion list - Public. > Subject: RE: [PIC] ,oe frequency RC oscillator > > Her's the FCC equipment authorization requirement for unintentional > radiators: > > http://www.hallikainen.com/FccRules/2015/15/101/ > > Here's a list of exempt equipment: > > http://www.hallikainen.com/FccRules/2015/15/103/ > > There's also an exemption for devices built by a user for personal use: > > http://www.hallikainen.com/FccRules/2015/15/23/ > > All of part 15 is at http://www.hallikainen.com/FccRules/2015/15/ . > > Harold > > > > > > Hi Jason, > > > > Thanks for the clarification. I had assumed all electronics need to=20 > > pass FCC regulations even if it is a one off. Although, you mention=20 > > an exempt category? That makes it sound like all electronics do not=20 > > need to pass FCC regulations. Is this true? > > > > Thanks Again, > > Tom > > > > -----Original Message----- > > From: piclist-bounces@mit.edu [mailto:piclist-bounces@mit.edu] On=20 > > Behalf Of Jason White > > Sent: Sunday, October 18, 2015 3:32 PM > > To: Microcontroller discussion list - Public. > > Subject: Re: [PIC] ,oe frequency RC oscillator > > > > Technically, the FCC regulations always apply to all products sold=20 > > and marketed in the US. The thing is if only a handful of units are=20 > > made and the units do not produce noticeable amounts of EMI, the=20 > > chances of getting caught are low. > > > > The Chinese manufactures/sellers are exempt from US law, its the=20 > > resellers in the US (who typically know nothing of the FCC > > regulations) who are liable for deficiencies of the products they import. > > > > Most products produced where I work seem to fall into the exempt=20 > > category of the FCC regulations (appliances, automotive, and=20 > > industrial). > > > > On Sun, Oct 18, 2015 at 2:55 PM, Tom wrote: > >> Vasile, > >> > >> Do you know if you do a one off is the regulations still apply? > >> > >> Thanks, > >> Tom > >> > >> -----Original Message----- > >> From: piclist-bounces@mit.edu [mailto:piclist-bounces@mit.edu] On=20 > >> Behalf Of embedded systems > >> Sent: Wednesday, August 26, 2015 3:03 PM > >> To: Microcontroller discussion list - Public. > >> Subject: Re: [PIC] ,oe frequency RC oscillator > >> > >> Do you manufacture in large series? > >> For small number of things you don't need any approval. See the=20 > >> Chinese stuff... > >> > >> Vasile > >> > >> On Wed, Aug 26, 2015 at 7:45 PM, Ian Thompson-Bell=20 > >> > >> wrote: > >> > >>> I recently read an article that said devices with clock=20 > >>> frequencies below 9KHz do not need FCC or European EMC emissions=20 > >>> approvals. I have a number of non-critical applications that could=20 > >>> run at a clock frequency of say 8KHz. > >>> Are > >>> PICs with RC oscillators viable at this low a frequency? Are there=20 > >>> any special issues I should be aware of? > >>> > >>> Cheers > >>> > >>> Ian > >>> > >>> -- > >>> http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive=20 > >>> View/change your membership options at=20 > >>> http://mailman.mit.edu/mailman/listinfo/piclist > >>> > >> -- > >> http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive=20 > >> View/change your membership options at=20 > >> http://mailman.mit.edu/mailman/listinfo/piclist > >> > >> -- > >> http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive=20 > >> View/change your membership options at=20 > >> http://mailman.mit.edu/mailman/listinfo/piclist > > > > > > > > -- > > Jason White > > -- > > http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive=20 > > View/change your membership options at=20 > > http://mailman.mit.edu/mailman/listinfo/piclist > > > > -- > > http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive=20 > > View/change your membership options at=20 > > http://mailman.mit.edu/mailman/listinfo/piclist > > > > > -- > FCC Rules Updated Daily at http://www.hallikainen.com Not sent from an=20 > iPhone. > -- > http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive=20 > View/change your membership options at=20 > http://mailman.mit.edu/mailman/listinfo/piclist > > -- > http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive=20 > View/change your membership options at=20 > http://mailman.mit.edu/mailman/listinfo/piclist > -- 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 .