4P1L /4LS1 /RL2 /4P6 RUSSIAN TUBE Same Date Code 1980-1983 Lot of 4pcs

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4P1L /4LS1 /RL2 /4P6 RUSSIAN TUBE Same Date Code 1980-1983 Lot of 4pcs:
$15.00

4P1L / 4LS1 / RL2 / 4P6Pentode Tubes. NOS

Same data codes from -1980-1983!!!

The bind is for 4 pcs !!!

Name: 4P1L;

Type: pentode;

Application: oscillation and power amplification up to 100MHz;

Cathode type: oxide,direct heating;

Envelope: glass;

Mass, g: 35;

Filament voltage, V: 2,1/4,2;

Filament current, A: 0,65/0,325;

Anode voltage, V: 150;

Anode current, A: 0,06;

Anode power, W: 7,5;

Grid2 voltage, V: 150;

Grid3 voltage, V: 0;

Steepness, mA/V: 4,5-7,8;

Microphonic noise, mV: 500;

Socket type RSH7

Military quality check passed(rhombus).
OTK(quality control) passed.