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

Other (3,257 tube types), Pre (2,314 tube types), Power (1,030 tube types), Rectifier (740 tube types)
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Tube-number record

V.453

0 archive entries

BrandMAZDA
ClassScreened R.F. Pentode
BaseOctal
Filament4 V @ 650 mA

Construction

Primary TypePentode
EnvelopeMetallised
SectionsSingle

Filament / Heater

Heater NotesIndirectly heated

Absolute Maximum Ratings

Plate Voltage250 V
Grid 2 Voltage150 V

Audio Performance

Key Features
  • Low hum
  • Low noise
  • Non-microphonic
  • Low Miller input loading
  • Low flicker noise

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Standard250 V2000———

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