6S5D & 6S9D =C= Svetlana Soviet UHF Triode Vacuum Tube 2pcs, NEW, TESTED

Tubes never used, old stock, made at Svetlana Factory in USSR
Lot of 2 tubes, TESTED

REAL PHOTO!

Name: 6S5D
Type: pulse triode
Application: UHF pulse mode oscillation wavelenght 35-40cm
Cathode type: oxide,direct heating
Envelope: glass
Mass,g: 50
Filament voltage,V: 6,3
Filament current,A: 0,8-1,05
Anode voltage,V: 250
Anode current,A: 0,0075-0,0225
Anode power,W: 7,5
Grid1 voltage,V: minus 3
Steepness,mA/V: 3,5-6,5
Reverse grid current,u: 1
Gain: 30,0-50,0
Socket type: rsh5-1/disc outlet

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Name: 6S9D;
Type: HF triode;
Application: 33cm band power amplification;
Cathode type: oxide, direct heating;
Envelope: glass;
Filament voltage, V: 6.3;
Filament current, A: 0.5-0.65;
Anode voltage, V: 250;
Anode current, A: 0.008-0.022;
Anode power, W: 5.5;
Steepness, mA/V: 7.0-13.0;
Reverse grid current, uA: 2;
Gain: 20.0-150.0;
Socket type: rsh5-1/disc outlet;
Weight: 36 g.

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