Audio Experience (YS-Audio)
新型號發表:

YSA6C33C-A Stereo Valve Tube Power Amplifier (第四級)
18W x2 單端A類stereo 功率放大.

Class A Single Ended Triode no negative feedback

詳細資枓:
http://www.ys-audio.com/ysa6c33ca.htm

YSA6C33C-A testing by Audio Precision System One

Frequency Response at 1W

Frequency Response at 18W

Specifications:

Output and T.H.D :
1W per channel , 1kHz total harmonic distortion typically 1.2% ( 30Hz 3% , 20KHz 1.1%)
18W per channel , 1kHz total harmonic distortion typically 5%  (rated output)

Input :  RCA
Input Impedance : 100K ohm
Frequency Response:
Test at 1W  20Hz ~ 80kHz  (20Hz -1.8dB, 80KHz -3dB)
Test at 18W  20Hz ~ 80kHz  (20Hz -3dB, 80KHz -3dB)

Input Sensitivity :  0.6V / 18W (rated output)   26dB gain ( test at 8 ohm)
Output impedance : 4ohm 8ohm 16ohm
Noise: Less than 1.5mV
Phase Mode : Normal
Construction: Copper and High quality aluminum
Tubes Required: 5687WB x2 , 6C33C x2 , 5AR4 x 2
Dimension: 430mm x 340mm x 230mm (W x D x H)
Total Weight: 22kg
Power Source: 220V,50Hz