• Unique electron tubes show that the window after using a warm orange-red lamp.  

• High-grade RCA terminal with gold plating, Sturdy output terminal with gold plating, reducing the contact resistance   .  

• Power supply socket inserted into the three-line, easy upgrading power lines.     

• Japan or Taiwan-made  W. L potentiometer for volume control,German red polypropylene capacitive coupling via mkp.  no sense of Taiwan-made metal film resistor, Vernon Silver Dragon signal line.

• Hypertension using electron tube rectifier, two large reservoirs only ruby filter.  

• Adopt no negative feedback circuits form. 
• This nice amplifier refer to famous Japan Wada Shigeho's Style improved  Electric circuit ,  having excellent performance.  It's sufficient to keep pace with Marantz7.

• It is not only a pre-amplifier, but also a headphone amplifier. It is your nice choose.

Parameter:

◆Power supply:                  can make to order (all voltage are availble)

Подробное описание и взможный апгрейд

 http://www.head-fi.org/forum/thread/221733/modifying-the-xiang-sheng-708b-56k