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

Pre (2,630 tube types), Other (2,603 tube types), Power (1,292 tube types), Rectifier (816 tube types)
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7136 vacuum tube outline illustration

Tube-number record

7136

0 archive entries

7136 is a tube type in the TubeDatabase archive (class: High-voltage mercury vapor rectifier). Recorded specifications: brand Amperex, construction Rectifier, base Jumbo 4-pin with bayonet, socket 4-pin, and maximum plate voltage 15000 V. The archive does not yet hold a photographed example of this type.

BrandAmperex
ClassHigh-voltage mercury vapor rectifier
Base4-pin

Construction

Primary TypeRectifier
Rectifier Typesingle anode
Envelopeglass
Base MaterialJumbo 4-pin with bayonet
Sections1

Filament / Heater

Materialoxide coated

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Single-phase full-wave, 2 tubes5300 V———5000 mA
Three-phase half-wave, 3 tubes6100 V———15000 mA
Three-phase full-wave, 6 tubes10600 V———

Application Notes

For optimum performance, a phase shift of 90 degrees +/- 30 degrees between anode and filament voltages is recommended. For new designs, Amperex 6693 is preferred.

Datasheets

Datasheet: 7136.pdf

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

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    Warm-up Time
    60s

    Absolute Maximum Ratings

    Plate Voltage15000 V
    Cathode Current2500 mA

    Audio Performance

    Key Features
    • High-voltage mercury vapor rectifier
    • Directly heated cathode
    • Replacement for 875A
    • Greater reliability
    7500 mA