Why not use an RMS converter such as the AD736 Brian. -----Original Message----- From: pic microcontroller discussion list [mailto:PICLIST@MITVMA.MIT.EDU]On Behalf Of Tan Chun Chiek Sent: 21 November 2003 14:30 To: PICLIST@MITVMA.MIT.EDU Subject: Re: [EE:] Sine wave to DC conversion RMS ----- Original Message ----- From: "Wouter van Ooijen" To: Sent: Friday, November 21, 2003 9:24 PM Subject: Re: [EE:] Sine wave to DC conversion > > Yes, I'm trying to get the average DC level, the RMS value of > > the sine wave. > > Which of the two, or both? The average of a sine is zero, the RMS is > sqrt(2)*((1/2)*[top-top])^2. > > Wouter van Ooijen > > -- ------------------------------------------- > Van Ooijen Technische Informatica: www.voti.nl > consultancy, development, PICmicro products > > -- > http://www.piclist.com#nomail Going offline? Don't AutoReply us! > email listserv@mitvma.mit.edu with SET PICList DIGEST in the body > -- http://www.piclist.com#nomail Going offline? Don't AutoReply us! email listserv@mitvma.mit.edu with SET PICList DIGEST in the body -- http://www.piclist.com#nomail Going offline? Don't AutoReply us! email listserv@mitvma.mit.edu with SET PICList DIGEST in the body