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Tube Database (7,341 tube types · 1,270 archive entries)

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Tube-number record

GAS AND MERCURY-VAPOR THYRATRON

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BrandRCA
ClassNegative-Control Triode
Base4-pin

Construction

Primary TypeTriode
Rectifier TypeThyratron
EnvelopeGlass
Base MaterialLarge-Metal-Shell Super-Jumbo 4-Pin
Sections1

Filament / Heater

MaterialCoated
Warm-up Time60s

Absolute Maximum Ratings

Plate Voltage1500 V
Grid 1 Voltage500 V
Cathode Current6400 mA

Audio Performance

Key Features
  • Negative-Control Triode Type
  • Convection Cooling

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Grid-Controlled-Rectifier Service1500 V———6400 mA

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