Tube-number record
6946
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BrandSylvania
ClassPremium Subminiature Medium-Mu Triode
BaseSubminiature
Filament6.3 V @ 175 mA
Construction
Primary TypeTriode
EnvelopeT3 (JEDEC 3-11)
Base MaterialSubminiature Button
SectionsSingle
Filament / Heater
Heater NotesTube life and reliability of performance are directly related to the degree of regulation of the heater voltage.
Absolute Maximum Ratings
Plate Voltage250 V
Plate Dissipation1.5 W
Grid 1 Voltage-55 V
Cathode Current15 mA
H-C Voltage200 V
Audio Performance
Key Features
- Guided missile service
- Extraordinary freedom from interelement short circuits
- High resistance to interelement leakage
- Stable performance
- Reliable operation under mechanical shock and vibration
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical Operation | 100 V | 3800 | — | 16.5 | 9 mA |
Application Notes
The 6946 is a general purpose medium-mu triode designed specifically for guided missile service at high altitudes and under severe conditions of mechanical shock and vibration.
Datasheets
Datasheet: 6946.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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