=20 > This design is "LC" only, not "RLC". The OP did ask for "hopefully" ESR and phase. There are quite a few PIC-based ESR meters out on the web that could be added to a PIC-based LC meter The Circuit Cellar project looks good, but I've not downloaded the details > I built one based on this idea, it works very well. BUT not for > capacitors with inductive design (electrolytic, polyester, etc) That is covered in the text. One of the PCBs is an adaptor so that SMT caps can be measured Joe --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .