This standard specifies the test method for the cut-off voltage of the third grid of the emitter. This standard applies to the space charge controlled oscillation, modulation, adjustment and test of the cut-off voltage of the third gate of the power amplifier tube with the anode dissipation power above 25W.
GB/T 3789.11-1991 history
2013GB/T 3789-2013 Measurements of electrical properties of transmitting tubes
1991GB/T 3789.11-1991 Measurements of the electrical properties of transmitting tubes--Measuring methods of grid No3 cut-off voltage
GB/T 3789.11-1991 Measurements of the electrical properties of transmitting tubes--Measuring methods of grid No3 cut-off voltage was changed to GB/T 3789-2013 Measurements of electrical properties of transmitting tubes.