2. Six vacuum tube 12AX7 for first two stage common cathode amplification and final stage cathode follower, respectively for two channels.
3. Use of WIMA MPK10 capacitors, Nichicon Audio capacitors, BHC Averox capacitors, and Dale resistors.
3. Dedicated power and ground rails for tube power and tube filaments.
4. Symmetry in layout design for both channels.
5. Power requirement: 110-115V AC/ 220-240V AC 50/60Hz