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

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A65-11W vacuum tube outline illustration

Tube-number record

A65-11W

0 archive entries

A65-11W is a tube type in the TubeDatabase archive (class: Television Tube (CRT)). Recorded specifications: brand Mullard, construction Display / CRT, socket CRT base (B8H), and maximum plate voltage 20000 V. The archive does not yet hold a photographed example of this type.

BrandMullard
ClassTelevision Tube (CRT)
BaseCRT base (B8H)

Construction

Primary TypeDisplay / CRT
EnvelopeRectangular glass with external conductive coating
SectionsSingle gun

Filament / Heater

Absolute Maximum Ratings

Plate Voltage20000 V
Grid 2 Voltage700 V

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Grid modulation16000 V————
Cathode modulation16000 V————

Application Notes

The tube socket should not be rigidly mounted but should have flexible leads. The metal band must be connected to the chassis via a 2.2 megohm resistor. Adequate precautions against high voltage flashover required.

Datasheets

Datasheet: A65-11W.pdf

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

Filters

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Manufacturers

Brands

    0 results
    Grid 1 Voltage150 V
    H-C Voltage250 V

    Audio Performance

    Key Features
    • X-ray shielding advisable
    • Metal rim band
    • Integrated pin protector
    • External conductive coating