ORIGIN Single channel (mono) multi-function vacuum tube -and- solid state music recording system. Employs -both- solid-state HV-3 and vacuum tube M-2B microphone preamplifiers — selectable via the push of a button. Employs TCL vacuum tube -or- solid state opto-compressor/limiter, switch selectable. Employs NSEQ vacuum tube -or- solid state 4-band parametric equalizer, switch selectable. Offers vacuum tube -or- solid state line input gain, along with vacuum tube DI instrument input, vacuum tube -or- solid state de-esser, transformerless -or- transformer coupled inputs. Large Sifam true audio metering, compressor stereo link jack. More than 130 possible solid state and vacuum tube product combinations in one box. Numerous input and output functions. Standard gloss black cosmetic. Unique platinum-crackle cosmetic option available. (STT = Straight To Tape).