Russian standards PDF
Oscillator, modulator and regulation tubes with anode dissipated power above 25 W. Measurement methods of currents of anode and grids, having positive voltage relative to cathode and zero anode and grids currents
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Oscillator, modulator and regulation tubes with anode dissipated power above 25 W. Methods of measurements of cathode emission
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Gas discharge devices. Methods of measurement of electrical parameters of operating and measuring conditions for spark discharges
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Carbide tipped counterbores for machining corrosion proof and heat-resisting steels and alloys. Design and dimensions
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