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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Products

Psvane new EL84-T vacuum tube new gold plated pins

Psvane new  EL84-T vacuum tube new gold plated pins
Product name:Psvane new EL84-T vacuum tube new gold plated pins
Item:GZ-EL84-T
Price:$32.61
Details:

limit rating
plate voltage……………………500 V
plate dissipation power………………12 W
second grid voltage………………300 V
second grid dissipation power…………2 W
cathodecurrent……………………65 mA
first grid voltage………………-100 V
maximumcathodecurrent………………120 mA
heatervoltage between cathodes……………±100 V
first grid resistance
when it is fixup partial voltage………………0.3 MΩ
when it is self-partial voltage…………………1 MΩ

capacitance between poles
input capacitance…………………………10.8 PF
output capacitance………………………… 6.5 PF
transroute capacitance………………………… 0.5 PF
first grid heater capacitance……………0.25 PF

static state parameter
Ua………………………… 256 V
Ug2…………………………256 V
Rk………………………… 120 Ω
Ia……………………………48 mA
Ig2………………………… 7 mA
Gm………………………… ≥9 mA/V
ri………………………… 38 kvΩ
μg1-g2……………………19
 

 

 

 

commend working state(reference value)
single tube A1 amplify
Ua…………………………250 V
Ug2……………………… 250 V
-Ug1………………………7.3 V
Rk…………………………135 Ω
RL…………………………5.2 kΩ
üg1(r.M.s)…………… 0   3.4  4.3  4.7  V
Ia(0)……………………48   -   -   -  mA
Ia(max.sig)……………-   -  49.5  49.2 mA
Ig2(0) …………………5.5  -   -   -  mA
Ig2(max.sig) ……… -   -   -   -  mA
Gm………………………11.3   -   -   -  mA
ri……………………… 38   -   -   - mA/V
μg1-g2………………… 19   -   -   - 
Pout……………………  0  4.5  5.7  6.0  W
Dtot……………………  0  6.8  10   -  %

Email:dxwdhx@yahoo.com.cn 
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