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 2A3-T vacuum tube new gold plated pins in gift box

Psvane new  2A3-T vacuum tube new gold plated pins in gift box Psvane new  2A3-T vacuum tube new gold plated pins in gift box
Product name:Psvane new 2A3-T vacuum tube new gold plated pins in gift box
Item:GZ-2A3-T
Price:$123.2
Details:

 

filament heating
Uf ………………………… 2.5 V
If…………………………2.5 A

limit rating
plate voltage…………………………300 V
plate dissipation power…………………………15 W
grid resistance
when it is self-partial voltage…………………………0.5 MΩ
when it is fixup partial voltage…………………………0.05 MΩ

capacitance between poles
input capacitance………………………… 7.5 PF
output capacitance…………………………16.5 PF
transroute capacitance…………………………5.5 PF

static state parameter
Ua………………………… 300 V
-Ug………………………… 45 V
Ia………………………… 60 mA
Gm………………………… 5.25 mA/V
ri………………………… 0.8 kΩ
μ………………………… 4.2
Pout…………………………3.5 W

 

commend working state(reference value)
single tube A1 amplify(fixuppartial voltage)

Ua………………… 250 V
-Ug……………………45 V
RL……………………2.5 kΩ
Ia(0)…………………60 mA
Gm……………………5.25 Ma/V
ri……………………0.8 Kω
μ……………………4.2
Pout……………………3.5 W
Dtot……………………5 %

driving AB1 amplify
fixuppartial voltage self-partial voltage
Ua……………300   300 V
-Ug……………62  Rk=780Ω V
RL……………3     5 kΩ
üg(pk)………87   110 V
Ia(0)…………80   80 mA
Ia(max.sig)…140  100 mA
Pout……………15   10 W
Dtot……………2.5  5 %

 

 
 

Email:dxwdhx@yahoo.com.cn   
QQ:516548756


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