hi Adam I’ll reach out see what I can find might steer some people your way re midi etc… I think it was Tom Stewart who did the smpte interface as for midi well Peter Vogel did attend the first conference of companies hammering out the protocol? As for opening the audio out that’s something you probably don’t need schematics for.. thing being in my studio I want a dedicated quasi CMI computer synced to daw like logic audio with audio outs to run through the likes of focusrite 18i20 cheers I’ll get back to you simon