Tubes: 12AX7x2, 12AU7x2, EL34x4
Power output: 15W+15W (RMS triode),
32W+32W (RMS ultralinear)

Tubes: 12AX7x2, 12BH7x2, KT88x4
Power output: 18W+18W (RMS triode),
38W+38W (RMS ultralinear)

Tubes: 12AU7
THD: ≦0.28%
S/N Ratio: 95dB