Tube-number record
2C26A
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BrandHytron
ClassUltra-High-Frequency Triode Pulse Oscillator
BaseOctal
Filament6.3 V @ 1.1 mA
Construction
Primary TypeTriode
EnvelopeT-9
Base Materialphenolic
Sectionssingle
Filament / Heater
Heater NotesCoated Unipotential Cathode
Absolute Maximum Ratings
Plate Voltage2500 V
Plate Dissipation10 W
Grid 1 Voltage-700 V
Audio Performance
Key Features
- Ultra-High-Frequency triode
- Designed for grid pulse or plate pulse oscillator use
- Special top cap design for high altitude operation
- High peak plate currents required in pulse operation
- Special skirted miniature top cap with insulating bushing
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Average Characteristics | 400 V | — | — | 16.3 | 16 mA |
Application Notes
The cathode is designed and processed to provide extremely high peak plate currents required in pulse operation. The top cap design prevents external voltage breakdown at high altitudes.
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