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BrandBrimar
ClassRF power pentode
Base7-pin miniature
Filament6.3V @ 200mA

Construction

Primary TypePentode
EnvelopeT-5 1/2
Base MaterialMiniature Button
SectionsSingle

Filament / Heater

Heater NotesIndirectly heated

Absolute Maximum Ratings

Plate Voltage300 V
Plate Dissipation4.75 W
Grid 2 Voltage275 V
Grid 1 Voltage400 V
Cathode Current23 mA
H-C Voltage50 V

Audio Performance

Power Output1.4 W
Key Features
  • Shock and vibration resistant
  • Low heater dissipation
  • Miniature construction

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Class A Amplifier250V25501500001216mA

Application Notes

Designed for reliable operation under adverse conditions. Suitable for use as A.F. power amplifier or driven R.F. power amplifier up to 100 Mc/s.

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