Single end with output tube : 6c33
Input TUBE : 6350
Driver tube : 6n6p
Input impedance : 100 k ohm
Output impedance : 4, 8 ohm
1.2 Built in digital volt/ampere meter : to adjusting bias current plate from vg = -60 to vg = -180 Vdc
1.3 Front panel with cpu : to set mute and standby mode and timer after power failure at 2 minutes
Maximum output : 25 watts at 8 ohm load
THD. at input : 1volt , 1kHz plate current = 200ma 1 Watt is better than 0.8 %
Noise level at 8 ohm output is lower than 2.0 mv.ac
Dimension (W x H x D) : 19 x15 x 39 cm..
Weight : 7 kGs.