EL84-S

Filament Voltage
UH ..................................................... 6.3 V
IH ...................................................... 0.76 A

Maximum Ratings
Anode Voltage ........................................ 500 V
Anode Dissipation Power ........................... 12 W
Second Grid Voltage ................................ 300 V
Second Grid Dissipation Power ................... 2 W
Cathode Current ..................................... 65 mA
First Grid Voltage ................................... -100 V
Filament to Cathode Voltage ...................... ±100 V

First Grid Resistance
Fixed Bias ........................................... 0.3 MΩ
Self-bias ............................................ 1 MΩ

Inter-electrode Capacitance
Input Capacitance ................................... 10.8 pF
Output Capacitance .................................. 6.5 pF
Cross Capacitance ................................... 0.5 pF
First Grid to Filament Capacitance ............... 0.25 pF

Static Parameters
Ua .................................................... 256 V
Ug2 ................................................... 256 V
Rk .................................................... 120 Ω
Ia ..................................................... 48 mA
Ig2 .................................................... 7 mA
Gm ................................................... ≥9 mA/V
ri ..................................................... 38 kΩ
μg1-g2 ................................................ 19