On Tue, Mar 22, 2011 at 3:31 PM, alan smith wrote: > After some searching, and not finding this answer.... > > for a standard inverting opamp circuit, where Rin and Rf are the same for= a unity gain buffer, I've found that I need to reduce the gain some so I'm= putting in a smaller resistor value for Rin till I get the results, but I = wonder if it makes a difference if I change Rin or Rf ? =A0Rf changes will = result in a different capacitor for compensation so end up changing two par= ts rather than one. > Smaller Rin increases the gain, no? Regards, Mark markrages@gmail --=20 Mark Rages, Engineer Midwest Telecine LLC markrages@midwesttelecine.com --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .