Heater Voltage
Uf …………………………..............................6.3 V
If …………………………..............................1.27 A
Maximum Ratings
Tetrode Connection Triode Connection
Anode Voltage …………………………....................................500 V........................................400 V...........................
Second Grid Voltage …………………………............................400 V ..................................../...........................
Anode Dissipation………………………….................................25 W ..................................25 W........................
Second Grid Dissipation …………………………........................3.5 W ................................../............................
Cathode Current…………………………....................................200 mA ............................200 mA......................
First Grid Resistance
Self-bias……………………..........................0.5 MΩ
Fixed bias.…………………….......................0.1 MΩ
Inter-electrode Capacitance
Tetrode Connection Triode Connection
Input Capacitance …………………………............................11.6 pF...............................8.7 pF..............................
Output Capacitance…………………………..........................11.5 pF...............................15.8 pF.............................
Cross Capacitance…………………………..............................1.1 pF ...............................7.2 pF...............................
Static Parameters
Ua………………………….................................250 V
Ug2…………………………...............................250 V
Ug………………………….................................-15 V
Ia…………………………....................................85 mA
Ig2…………………………..................................6.3 mA
Gm…………………………..................................6.3 mA/V
Ri………………………….....................................22.5 kΩ
RL………………………….....................................2.2 kΩ
Pout………………………….................................7.25 W
Dtot ………………………….................................9.0 %
