[sdiy] rectification/min/max question

[Ian Fritz]

Some references on general op amp summers

http://en.wikibooks.org/wiki/Circuit_Idea/Simple_Op-amp_Summer_Design
http://www.edn.com/index.asp?layout=ednPDF&file_name=/archives/1998/030298/05df_05.pdf
http://www.phy-astr.gsu.edu/nelson/AN-31.pdf



At 11:14 AM 11/19/2007, Derek Holzer wrote:
>Hi Ian and Dave,
>
>yes it sounds easy. I know how to set up an op-amp as an amplifier 
>(non-inverting), and maybe also for offset (inverting?), but I don't know 
>how to set it up to do both at once. Can you show me a simple example of 
>this? I'll also try the diode-drop option for comparison.