The LM-215CD has both optical and coaxial digital outputs as well as an analog stereo RCA output. The mechanical CD is original SANYO, the control card is on the other hand original Philips high-end. The DAC is based on a Texas Instrument Burr Brown PCM1792 chip. The output stages use a 12AU7 tube as well as high-end OPA2604 operational amplifiers.
Output stage: 2x 12AU7