This standard applies to pulsed modulating lamps with anode dissipation power greater than 25 W and establishes a method for using
GOST 21106.4-1976 Referenced Document
GOST 18485-1973 Modulator tubes for operation in pulse conditions. Methods for measurement of electrodes pulse voltages
GOST 21106.0-1975 Oscillator, modulator and regulation tubes anode dissipated power more than 25 W. Method of measurements of electrical parameters. General principles
GOST 21106.4-1976 history
1976GOST 21106.4-1976 Modulator flash tubes with anode dissipation above 25 W. Method of electric strength test