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MH40

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BrandMarconi
ClassLow Noise Level Triode
Base5 pin base

Construction

Primary TypeTriode
EnvelopeGlass
SectionsSingle

Filament / Heater

Absolute Maximum Ratings

Plate Voltage200 V

Audio Performance

Key Features
  • Low noise level
  • Rigid electrode system
  • Special steatite insulators
  • Low microphony
  • Theoretical shot noise limit

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Typical-25001800045-

Application Notes

Intended for early stages of high gain amplifiers. Operate with the lowest anode current possible consistent with the gain required. Supplied in clear glass only.

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