Tube-number record
14K7
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BrandPhilips
ClassTriode-Hexode Converter
BaseSubminiature
Filament14 V @ — mA
Construction
Primary TypeMulti-section
EnvelopeGlass
Sections2
Filament / Heater
Heater NotesSeries heater
Absolute Maximum Ratings
Plate Voltage250 V
Plate Dissipation1.5 W
Grid 2 Voltage250 V
Cathode Current7 mA
H-C Voltage150 V
Audio Performance
Key Features
- Remote cut-off characteristics
- Coated unipotential cathode
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Hexode Section | 200 V | 750 | 1000000 | — | 3 mA |
| Triode Section | 100 V | 2800 | — | 22 | 10 mA |
Application Notes
JETEC release #1526, Oct. 10, 1955. Designed for use in converter stages.
Datasheets
Datasheet: 14K7.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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