Tube-number record
EL 3B
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BrandElectrons, Incorporated
ClassHalf-wave Rectifier
Base4-pin
Construction
Primary TypeRectifier
Rectifier TypeHalf-wave
EnvelopeGlass
Base MaterialMetal
Sections1
Filament / Heater
MaterialTantalum Anode (implied oxide or similar for gas tube)
Warm-up Time30s
Absolute Maximum Ratings
Plate Voltage920 V
Cathode Current2500 mA
Audio Performance
Key Features
- Tantalum Anode
- Xenon Gas Filling
- Mounting Position: Any
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Half-wave Rectifier | 9 V | — | — | — | 2500 mA |
Application Notes
The filament must be lit before drawing d-c. load current. The anode is designed to operate at red heat when under full load. All values are for returns to the filament center tap.
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