Changsha Shuguang Audio Ltd.

Changsha Shuguang Audio Ltd.

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Contact Us

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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Products

Psvane new 12AT7-T vacuum tube new gold plated pins

Psvane new  12AT7-T vacuum tube new gold plated pins
Product name:Psvane new 12AT7-T vacuum tube new gold plated pins
Item:GZ-12AT7-T
Price:$32.61
Details:

 

12AT7-T

   High μdouble three pole small 9 GT enlarges the voltage and driving power when working in magnify circuit.
12AT7 is the same with ECC81、6201、GT-12AT7, and they can be exchanged each other.

 

 
 


heater heating

UH………… 6.3(paralleling) 12.6(serial)  V
IH………… 0.30     0.15     V

A1actinomycete magnify limit value(each side)
plate voltage………………………… 300V
grid voltage………………………… -50V
plate dissipation power…………………… 2.5V
heatervoltage between cathodes(pk)………… ±90V
grid resistance
when it is self-partial voltage………………………… 1MΩ
when it is fixup partial voltage……………………… 0.25MΩ

capacitance between poles
grid-grid………………………… 0.005PF
anticathode-anticathode………………………… 0.4PF
grid-anticathode(each side)……………… 1.5PF
grid-cathode、heater(each side)……… 2.2PF
anticathode-cathode、heater(each side)……… 0.5PF
heater-cathode(each side)……………… 2.4PF
anticathode-cathode(each side)……………… 0.2PF
cathode-heater、grid(each side)……… 4.6PF
anticathode-heater、grid(each side)……… 1.8PF

static state parameter
Ua………………………… 100  250 V
Ia………………………… 3.7  10  mA
Gm…………………………  4   5.5 mA/V
Rk………………………… 270  200  Ω
μ …………………………  60   60
Ri(approx)…………… 15 10.9  kΩ
Ug…………………………   -5 -12  V
(whenIa=10μA)

 

 



Email:dxwdhx@yahoo.com.cn   
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