Changsha Shuguang Audio Ltd.

Changsha Shuguang Audio Ltd.

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Name: xiao hong
Tel: +86-0731-89745701
Fax: +86-0731-89998000
Mobile: +86-13975805576
E-mail: dxwdhx@aliyun.com
Add: Room 369,xingyao,Changsha City,Hunan Province,China ,hunan Province,China
MSN: shuguangs@hotmail.com Skype: shuguangtubes ҷϢ ҷϢ

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Shuguang 50 years Treasure Series Vacuum Tubes CV181-Z new

Shuguang 50 years Treasure Series Vacuum Tubes CV181-Z new Shuguang 50 years Treasure Series Vacuum Tubes CV181-Z new Shuguang 50 years Treasure Series Vacuum Tubes CV181-Z new
Product name:Shuguang 50 years Treasure Series Vacuum Tubes CV181-Z new
Item:SG-CV181-Z
Price:$45
Details:
    CV181-Z:the same with 6SN7-GT, and can be exchanged each other.
heater heating
UH …………………………6.3 V
IH…………………………0.6 A

capacitance between poles
No.1   No.2
input capacitance   2.2   2.6 PF
output capacitance   0.7   0.7 PF
transroute capacitance   4    3.8 PF

limit rating
A1 amplify (single side)
Ua 450 V
Ik 20 mA
Pa 5 W
Pa(No.1+No.2) 7.5 W
UH-k ±100 V
Rg 1 MΩ

static state parameter
Ua………………… 90 250 V
Ug……………………0 -8 V
Ia…………………10 9 mA
Gm……………………3 2.6 mA/V
μ……………………20 20
ri……………………6.7 7.7 kΩ
Ia when Ug=-12.5V - 1.3 mA
Ug when Ia=-10μV -7 -18 V

  
About this tube :
The auction is for one pcs of tube with current data.
      Shuguang Treasure CV181-Z is exchangeable with 6SN7GT.They are closely matched and tested for noise.          
       
 The serials of Treasures Hi-FI Electron Tubes are launched On the occacasion to celebrate the 50th anniversary of Shuguang Electronics Group,
      “Super Alloy” technology , firstly used in aviation, aerospace, military, and other high-tech areas, was adopted to improve the electronic emission capabilities and current stability of electron tubes .
        First Application of the “High Polymer Compound(HPCC carbon polymer composite)”technology to enhance the greater concentration of electronics and maintain the flow the electronic stability.
        The key assembling process was operated by a small number of senior technicians with more than 30 years of working experiences by hand, going through over 100 procedures to achieve accuracy and consistency.
         In all, Treasure makes a perfect interpretation of the peaceful and relaxing music.
        
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