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NL-615

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BrandNational
ClassRectifier
BaseMedium 4-pin (A4-10)

Construction

Primary TypeMercury-vapor Rectifier
Rectifier TypeHalf-wave
EnvelopeGlass
Base MaterialPlastic/Composite
SectionsSingle

Filament / Heater

Warm-up Time20s

Absolute Maximum Ratings

Plate Voltage2000 V
Cathode Current2500 mA

Audio Performance

Key Features
  • Mercury filled
  • Sturdy rectifier tube
  • High inverse voltage capability
  • Industrial power application focus

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Rectifier12V---8000mA

Application Notes

Light filament before applying load. All data are based on returns to filament center tap.

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