Miniature double triode
Designed for voltage amplification of low frequencies.
Durability not less than 5000 hours
Weight not more than 15 g.
specifications
Filament voltage ...... 6,3 ± 0,6 V
Filament current ...... 340 ± 25 mA
The anode voltage nominal (constant) ...... 250 V
The anode voltage limit (constant) ...... 300 V
The anode current of each triode ...... Of 2.3 ± 0.9 mA
The cathode current of each triode limit ...... 10 mA
Voltage grid (constant) ...... -1.5 V
The reverse current of the grid of each triode ...... 0,2 µa
The power dissipated by each anode, the limit ...... 1 W
The voltage between cathode and heater limit (DC) ...... 100 V
The voltage between the anodes ...... no more than 2 V
The steepness of the characteristics of each triode ...... 2,1 ± 0,5 mA/V
The gain of each triode ...... 97,5 ± 17,5
The resistance in the grid circuit limiting ...... 0.5 MOhm
The input capacitance of each triode ...... 2,35 ± 0,35 pF
The capacity output of the first triode ...... 2,5 ± 0,5 pF
The capacity output of the second triode ...... 2,5 ± 0,5 pF
The feed-through capacitance of each triode ...... 0,8 pF
The capacitance between the anodes ...... not more than 0.15 pF
Capacitance cathode-heater ...... no more than 5 pF
Design ...... glass miniature.