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

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1B75 vacuum tube outline illustration

Tube-number record

1B75

0 archive entries

1B75 is a tube type in the TubeDatabase archive (class: Beta Counter Tube). Recorded specifications: brand Amperex, construction Other / special, base Mica Window, socket Special / none, and maximum plate voltage 1200 V. The archive does not yet hold a photographed example of this type.

BrandAmperex
ClassBeta Counter Tube
BaseSpecial / none

Construction

Primary TypeOther / special
EnvelopeStainless Steel
Base MaterialMica Window
SectionsSingle

Filament / Heater

Absolute Maximum Ratings

Plate Voltage1200 V

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Normal Operation1200 V————

Application Notes

Mica windows 3.5mg/cm2 thick will pass all beta radiation of energy in excess of 43 KEV.

Datasheets

Datasheet: 1B75.pdf

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

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    Audio Performance

    Key Features
    • Stainless Steel Cathode
    • Mica Window
    • High Operating Voltage