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6F18

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BrandEdiswan Mazda
ClassVariable Mu H.F. Pentode
BaseNoval (B9A)
Filament6.3V @ 200mA

Construction

Primary TypePentode
EnvelopeGlass
SectionsSingle

Filament / Heater

Heater NotesIndirectly heated—for parallel operation

Absolute Maximum Ratings

Plate Voltage250 V
Plate Dissipation2.25 W
Grid 2 Voltage250 V
H-C Voltage150 V

Audio Performance

Key Features
  • Variable mu
  • H.F. Pentode
  • Parallel heater operation
  • AM/FM Receiver application

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Typical Operation175V4400220000-12mA
Cut-off / Reduced Transconductance175V100---

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