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

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Tube-number record

EF6

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BrandPhilips Miniwatt
ClassH.F. Pentode
BaseSide-contact (P-base)
Filament6.3 V @ 0.2 mA

Construction

Primary TypePentode
EnvelopeGlass
SectionsSingle

Filament / Heater

Absolute Maximum Ratings

H-C Voltage75 V

Audio Performance

Key Features
  • H.F. Pentode
  • Low microphony
  • P-huls base
  • Suitable for detector use

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
H.F. / M.F. Amplifier100 V200080000016003 mA
H.F. / M.F. Amplifier200 V2000280000045003 mA
H.F. / M.F. Amplifier250 V2000250000050003 mA

Application Notes

Specifically designed for H.F. amplification and as a grid or anode detector. Can provide enough LF output to drive a normal power stage.

Datasheets

Datasheet: EF6.pdf

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

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