VALVULA 12AX7 SHUGUANG ELECTRON

Válvula  12AX7B

Compatible 12AX7A, 7025 y ECC83

SPECIFICATION

Filament Heating

UH………… 6.3(paralleling) 12.6(serial) V

IH………… 300 150mA

Maximum Ratings(each triode)

For class A amplification

Plate voltage………………………… 330V

Grid negative voltage………………… -50V

Grid positive voltage…………………… 0V

Plate power dissipation……………… 1.2W

heater voltage between cathodes……… ±180V

Capacitance

Input capacitance…………1.6pF 1.6pF

Output capacitance………..0.46pF 0.34pF

Muller capacitance………..1.7pF 1.7pF

DC Parameters

Ua………………………… 100 250 V

Ug………………………… -1 -2 V

Ia………………………… 0.5 1.2 mA

Gm………………………… 1.25 1.6 mA/V

Rk………………………… 270 200_

u ………………………… 100 100

Ri………………………… 80 62.5 k_