> What I meant was to put the divider on the output side of > the voltage follower, thats lower impedance Unless there's a reason to save power, use much lower than 100k/100k, down in the low k to be in line with PIC spec An op-amp can drive pretty hard, but check that the load you choose is OK. 1k/1k should be fine for both amp and PIC --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .