2 pcs .  6N23P  Reflector , Big Silver Shield ! 

Tubes have a Double Supported Getter, and are the closed plate version.

made by plant Reflektor (Saratov) `71-72-73s, Rare!

New (NOS) Old Stock, Russian (USSR) .

6N23P is a dual triode type vacuum tube equivalent to E88CC/6DJ8/6922.

Quality USSR 6N23P (6Н23П) Double Triode Tubes,New, Old Stock

We combine multiple items to save on shipping!

 Main technical characteristics 6N23P:

The heating voltage ...... 6.3 ± 0.6 V

Current of heating ... 310 ± 25 mA

The anode voltage is nominal (constant) ...... 100 V

Anode voltage limit (constant) ...... 300 V

The current of the anode of each triode 15+-5

Kathode limiting current ...... 20 mA

The cathode current is the limiting (pulse amplitude) ...... 200 mA

The grid voltage (constant) ...... 9 V

The grid voltage is the limiting (pulse amplitude) ...... 260 V

Power dissipated by the anode, limiting ...... 1.8 W

Power dissipated by the grid, limiting ...... 0.03 W

The voltage between the cathode and the heater is the limiting (constant) ...... -200 V

The steepness of the characteristics of each triode 8.... 12.7 mA / V

The gain of each triode is 34 ± 9

Input resistance at a frequency of 200 MHz ...... 500 Ohm

Equivalent resistance of intra-lamp noise ...... 300 Ohm

Resistance in the cathode circuit for automatic bias ...... 680 Ohm

Resistance in the grid limit chain ...... 1 Om

Input capacitance of each triode ...... 3.6 pF

Output capacitance of the first triode ...... 2.1 pF

Output capacitance of the second triode ...... 1.9 pF

The capacitance of each triode is 1.5 pF

Criteria for evaluation:

reverse grid current, μA not more than 1

slope of the characteristic, mA / V not less than 7.5

Maximum permissible electrical quantities:

Voltage of glow, V 5.7 - 7

Anode voltage, V 300

Anode voltage at a locked lamp, V 470

Anode voltage when the lamp is locked in pulse, V 1000

The grid voltage in the pulse is negative, V 200

Voltage between cathode and heater, V:

with a positive potential of the heater 200

at a negative potential of the heater 200

Cathode current, mA:

average of 20

in the pulse 200

Power dissipated by the anode of each triode, W 1.8

Power dissipated by the grid of each triode, W 0.03

Resistance in the grid circuit, MΩ 1

Lamp cylinder temperature, deg. C 120

Resistance to external influences:

vibration acceleration at 50 Hz, g 2.5

acceleration at multiple impacts, g 35

NOTE: When operating the lamp, the values of the values that determine the mode should not exceed the specified limits. Failure to do so may result in loss of operability.