Has anybody cloned a Flatcap2 or have a schematic? Can anybody confirm the DC voltages (the manual says 2 x 22V and 2 x 24V; does mean 2 x 0-22V & 2 x 0-24V?). I currently run a CD5 and Nait5 and would like to start experimenting. Has anyone replaced the OP604's in the CD5 with OP627/637's?