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

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Tube-number record

B 217

0 archive entries

BrandPhilips
ClassTriode
BaseCRT / special base

Construction

Primary TypeTriode
EnvelopeGlass
SectionsSingle

Filament / Heater

MaterialOxide-coated

Absolute Maximum Ratings

Plate Voltage150 V
Plate Dissipation0.9 W
Grid 1 Voltage-0.4 V
Cathode Current10 mA

Audio Performance

Key Features
  • Detector with transformer coupling
  • L.F. amplifier with transformer coupling
  • Oscillator
  • Driver valve for class B amplifier

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Normal150 V130013000174 mA

Datasheets

Datasheet: B217.pdf

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Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.

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