Product information "Psvane WE211 Xtreme Classic Series, matched PAIR in exclusive gift boxes"
The PSVANE WE211  Western Electric Replica get shipped as factory matched pair
 
The Xtreme Classic Series Psvane WE211 has exactly the same electronic specification as the original Western Electric WE 211.
a timeless beauty in perfect build quality for years of your audio performance
 
WE211 is direct-heated type thorium tungsten cathode triode, can be used as class A, B and C.
 
Heater
Uf--------------------------------------10 V
If---------------------------------------3.25 A
 
Direct Interelectrode Capacitances
input----------------------------------6 pF
output------------------------------5.5 pF
grid to plate----------------------14.5 pF
 
Static parameter
Ua------------------------------------1250 V
-Ug--------------------------------------70 V
Ia--------------------------------------100 mA
Gm-------------------------------------3.8 mA/V
u(Ia=75mA)----------------------------12
RL---------------------------------------7 KΩ
Pout------------------------------------10 W
 
Recommended Operating Conditions (reference value)
class A(A-F) for two tubes：
 
typical working condition     limited parameter
Ua--------------------------750 1000 1250 1250 V
Pa-----------------------------------75 W
-Ug-------------46   61   80 V
Ug(pk)---------41   56   75 V
Ia(0)-----------34   53   60 mA
ri--------------4.4  3.8  3.6 KΩ
RL------------8.8   7.6   9.2 KΩ
Pout----------5.6   12   19.7 W
 
Push-pull. class B(A-F)
typical working condition     limited parameter
Ua----------------------------- 1000 1250 1250 V
Ia (mAx.sig per tube)-------------------175 mA
Pa (in) (mAx.sig per tube)------------- 220 W
Pa (per tube)---------------------------- 100 W
-Ug--------------------------------------72 95 V
Ug(pk)-------------------------------380 410 V
Ia (0)------------------------------------20 20 mA
Ia（mAx.sig）----------------------320 320 mA
Pd(mAx.sig)--------------------------7.5    8 W
RL(a-a)-------------------------------6.9    9 KΩ
Pout----------------------------------200  260 W