i wanna build my own 2X12 cab (celestion speakers) with ONLY with digital coaxial SPDIF I/O and master volume knob...no preamp tube, no tone controls..juz pure clean output..always work in stereo. can it be done? any links to provide? where to get the materials to get for the schematics? i know this will need a long explanation...but im sure im able to do it if i get the materials...