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GOST 2184 77th Edition, September...
GOST 22720.0 1977 Edition, September...
GOST 22751 1977 Edition, October 27, 1977 Neutron generators. Method of fast neutron flux measurement
GOST 9680 (E) 1977 Edition, October 27, 1977 "Power transformers from 0,01 kV x A and above. Series of power ratings"
GOST 17470 1977 Edition, October 26, 1977 Multiplier phototubes. Basic parameters
GOST 18986.20 1977 Edition, October 26, 1977 Semiconductor diodes. Reference zener diodes. Method for measuring warm up time
GOST 21106.10 1977 Edition, October 17, 1977 "Oscillator, modulator and regulation tubes with anode dissipated above 25 W. Methods of measurements of reverse control grid and anode currents"
GOST 22742 1977 Edition, October 26, 1977 Sets of square connectors fixture of radioelectronic items. Specifications
GOST 21106.12 1977 Edition, October 17, 1977 "Oscillator, modulator and regulation tubes with anode dissipated power above 25 W. Method of measurement of leakage currents between electrodes and between cathode and heater"
GOST 21106.8 1977 Edition, October 17, 1977 "Oscillator, modulator and regulation tubes with anode dissipated power above 25 W. Methods of measurements of cathode emission"
GOST 21106.9 1977 Edition, October 17, 1977 "Oscillator, modulator and regulation tubes with anode dissipated power above 25 W. Method of measurements of pulse anode and grids currents"
GOST 21106.11 1977 Edition, October 17, 1977 "Oscillator, modulator and regulation tubes with anode dissipated power above 25 W. Methods of measurement of thermionic control grid current"
GOST 21106.6 1977 Edition, October 17, 1977 "Oscillator, modulator and regulation tubes with anode dissipated power above 25 W. Measurement methods of currents of anode and grids heving positive voltage relative to cathod and zero anode and grids currents"
GOST 21106.7 1977 Edition, October 17, 1977 "Oscillator, modulator and regulation tubes with anode dissipated above 25 W. Method of measurement of cathode current"