最近為網友完成的特別版SONATAS-I Integrated amp

Gauss5831

(分享)最近為網友完成的特別版SONATAS-I  Integrated Stereo Valve Tube Amplifier

http://www.ys-audio.com/scor.htm

special version SONATAS-I Integrated Stereo Valve Tube Amplifier

The power transformer is Hasimoto transformer , made in Japan.
The output transformer is Hasimoto HW-60-5 CUT CORE orient high B output transformer , made in Japan
Russian 6C51H-B Nuvistor triode tube working at Class-A for Line stage
Gold Lion KT88
coupling cap use Sonicap


Specifications

Output and T.H.D :
1W per channel , 1kHz total harmonic distortion typically 0.4%
3W per channel , 1kHz total harmonic distortion typically 0.6% (0.6% at 30Hz , 0.8% at 20kHz)
60W per channel , 1kHz total harmonic distortion typically 1.5%(1.5% at 30Hz , 2.9% at 20kHz)


Controls : Volume, Gain , Input Selector , Power On/Of

Input : RCA x 4 pair
Input Impedance : 100K ohm

Frequency Response :

3W 20Hz ~ 59KHz ( 20Hz -1.5dB, 59KHZ -3dB)
60W 20Hz ~ 59kHz (20Hz -1.5dB , 59kHz -3dB)

Input Sensitivity :
0.2V / 60W ( volume at Max , gain at high)
0.4V / 60W ( volume at Max , gain at low)

Output impedance : 4 ohm / 8 ohm

Noise: Less than 0.7mV
Damping factor : approximately over 20
Phase Mode : Normal

Tubes Required:
Line stage preamplifier: 6C51H-B Nuvistor triode x4
Power amplifier: KT88 Power Output x4 , 12AU7 Driver x2, 12AT7 Input x2.
Dimension: 445mm x 400mm x 180mm (W x D x H) each

Total Weight: 20kg
Power Source: 220-240V,50/60Hz

Tinbird

好吸引呀， 唔知幾$呢？

Gauss5831

Tinbird 發表於 2014-3-26 14:12
好吸引呀， 唔知幾$呢？

Tinbird 兄.

多謝!
小弟網頁已寫有價錢.

http://www.ys-audio.com/son_1.htm

Thanks
Nelson

Tinbird

好低玩，有機會一定會試一下

Gauss5831

Tinbird 發表於 2014-3-26 15:06
好低玩，有機會一定會試一下

Tinbird兄

唔好意思! 我誤會左...
睇錯了這主題.

我給你的那link是 SONATAS-I  MK2  .

不是這主題的機, 這主題的機是客人特訂的高級版Sonatas-I , 價錢是2萬頭.

Tinbird

等我空歡喜一場
但手工同外形真係好正