Tube-number record
Y-1774
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BrandGeneral Electric
ClassPlanar Triode
BasePlanar / disc seal
Filament6.3 V @ 1700 mA
Construction
Primary TypeTriode
EnvelopeMetal-ceramic
SectionsSingle
Filament / Heater
Heater NotesAC or DC operation
Absolute Maximum Ratings
Plate Voltage2000 V
Plate Dissipation100 W
Cathode Current8000 mA
Audio Performance
Key Features
- Planar metal-ceramic construction
- Large cathode area for low current density
- Specific design for long pulse applications
- Developmental type Y-1774
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Bogey Characteristics | 400 V | 42000 | — | 125 | 50 mA |
| Cutoff Characteristics | 2000 V | — | — | — | 1 mA |
Application Notes
Intended for use in long pulse amplifier chains. Features a large cathode area to provide long life through lower current densities.
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