TII-Series: Positioning in exceeding totally, not only exceed all the same types of productions that always been imitating on the market, but also to exceed itself.
12AX7-TII is a low noise double triode and small size novel tube, it is used as voltage magnification in audio amplifier, and inverter drive push-pull amplifier.
Heater
Uf-----------------6.3(parallel connection) 12.6(series connection) V
If-------------------0.30 0.15 A
Direct Interelectrode Capacitances
No.1 No.2
input----------------1.6 1.6 PF
output--------------0.46 0.34 PF
grid to plate-------1.7 1.7 PF
Static parameter
Ua--------------100 250 V
—Ug-------------1 2 V
Ia---------------0.5 1.2 mA
Gm--------------1.25 1.6 mA/V
u----------------100 100
ri----------------80 62.5 KΩ
Class A1.maximum.single triode.
Ua----------------330 V
-Ug--------------—50 V
+Ug-------------- 0 V
Pa-------------1.2 W
Uh-k(pk)--------±180 V
