> Only with my ears...if you start with 0.1 and start substituting > 0.05,0.027,0.01..ect. the response range definitely shifts up in > overlapping ranges. Well yes, that's what I would have expected. The question is does it sound different when you're running the ladder at 100uA with 50nF caps, compared to running it at 200uA with 100nF caps. JH.