NL-623
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BrandNational Electronics, Inc.
ClassIndustrial Power Rectifier Tube
BaseSuper-Jumbo
Construction
Primary TypeMercury filled
Rectifier TypeHalf-wave
EnvelopeGlass
Sections1
Filament / Heater
MaterialMercury-vapor
Warm-up Time120s
Absolute Maximum Ratings
Plate Voltage500 V
Cathode Current15000 mA
Audio Performance
Key Features
- Industrial power rectifier
- Mercury filled
- High efficiency
- Long life
- Sturdy construction
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Rectifier | 150V | - | - | - | 15000mA |
Application Notes
All data based on returns to filament center tap. Filament must be lit before applying load. Designed for industrial applications up to 150 volts dc.
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