Tube-number record
DET 23
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BrandMarconi
ClassUHF Triode
BasePlanar / disc seal
Filament6.3 V @ 400 mA
Construction
Primary TypeTriode
EnvelopeDisc Seal
SectionsSingle
Filament / Heater
Heater NotesIndirectly-heated
Absolute Maximum Ratings
Plate Voltage350 V
Plate Dissipation5 W
Audio Performance
Key Features
- Indirectly-heated
- Disc seal
- UHF triode
- Class A amplifier
- Common-grid
- Earthed-anode
- Concentric-line circuits
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A Amplifier | 250 V | 7000 | 10000 | 70 | 10 mA |
Application Notes
Designed for use as a Class A amplifier in common-grid, earthed-anode, and concentric-line circuits. Rigid connection must be made to the anode flange only. The valve may be mounted in any position.
Datasheets
Datasheet: DET23.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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