Model: ACME 211, replace other 211 tubes directly.
Factory Test&Matched Pair
The Price is for 1 PAIR/lot
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
