Well the time has come to pour the clear casting resin. I have been putting this off for some time but, it all turned out well in the end, as you can see below :) Burr Brown OPA2107 Operational Amplifier Wima MKS 0.68uf 63v Input Capacitors Nover 470uf 50v Power Capacitors Total Weight: 150g If you have not been following the previous posts regarding this unusual headphone amplifier/Pre amp proj