> The maximum recommended source impedance for a PIC ADC input is 10K Depending on the PIC chip - some are limited to a source impedance of aroun= d 2.4k --=20 Scanned by iCritical. --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .