Tube-number record
33HE7
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BrandHitachi
ClassDiode-Pentode
BaseCompactron
Filament33.6 V @ 450 mA
Construction
Primary TypeBeam tetrode / beam power
Sections2
Filament / Heater
Warm-up Time11s
Heater NotesHeater voltage for a bogey tube at If=0.45 amperes.
Absolute Maximum Ratings
Audio Performance
Key Features
- High-perveance diode
- Beam-power pentode
- Duodecar type
- Coated Unipotential cathode
Application Notes
The diode is intended for service as the damping diode and the pentode as the horizontal-deflection amplifier in television receivers.
Datasheets
Datasheet: 33HE7.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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