211-T (one pair)
$274.00
211-T (one pair)
T-Series: covering all common styles, nobility, high density and high tone quality. Moving emotion expressiveness, you will fall in love with it at the first sight .
211-T 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(当Ia=75mA时)—————————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
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