Main technical characteristics for 6Zh52P:
Filament voltage 6.3 ±0.6
Filament current 330 ±40 mA
Anode voltage 100 V
Anode current 42 ±11 mA
Voltage on the second grid 150 V
The highest power dissipation on the second grid is 1.2 W
Input impedance, 0.7 kOhm
Second grid current, no more than 8 mA
Maximum power dissipated at the anode 7.5 W
Cathode circuit resistance, 24 Ohm
Reverse current of the first grid (at Uс = -1.3 and Rс1 = 0.5 MΩ), no more than 0.2 μA
Slope characteristic, 55 mA/V
Equivalent resistance to intra-lamp noise (at F = 30 MHz), Ohm no more than 150
Vibration noise voltage (at Ra = 2 kOhm), just over 500 mV
Interelectrode capacitances
- input 13.5 pF
- output 1.8 pF
- pass-through, no more than 0.05 pF