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1P33

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BrandContinental Electric Co.
ClassPhototube
BaseMed. 4-Pin

Construction

Primary TypeGas Filled Phototube
EnvelopeG18Z
SectionsSingle

Filament / Heater

Absolute Maximum Ratings

Plate Voltage95 V
Cathode Current0.02 mA

Audio Performance

Key Features
  • Gas Filled
  • 2 Electrodes
  • S1 Spectral Response
  • Any mounting position

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Luminous Sensitivity95V---0.075mA

Application Notes

Luminous Sensitivity measured at 0 cycles. Average cathode current based on 0.2 sq. in. of sensitive cathode area.

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