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

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5CX1500A vacuum tube outline illustration

Tube-number record

5CX1500A

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5CX1500A is a tube type in the TubeDatabase archive (class: Radial Beam Power Pentode). Recorded specifications: brand EIMAC, construction Pentode, base Metal, socket Special / none, maximum plate voltage 5000 V, and maximum plate dissipation 1500 W. The archive does not yet hold a photographed example of this type.

BrandEIMAC
ClassRadial Beam Power Pentode
BaseSpecial / none

Construction

Primary TypePentode
EnvelopeCeramic/Metal
Base MaterialMetal
SectionsSingle

Filament / Heater

MaterialThoriated Tungsten

Absolute Maximum Ratings

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Class AB1 Linear Amplifier4000 V24000—5.5690 mA
Class C Telegraphy4500 V———900 mA
Class C Plate Modulated3200 V———800 mA

Application Notes

The tube is recommended for use as a Class AB1 linear amplifier in audio or RF applications, and Class C power amplifier in CW, FM, and AM service. Axis must be vertical for operation.

Datasheets

Datasheet: 5CX1500A.pdf

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

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    Plate Voltage5000 V
    Plate Dissipation1500 W
    Grid 2 Voltage750 V
    Cathode Current1000 mA

    Audio Performance

    Power Output3220 W
    Key Features
    • Ceramic/metal construction
    • Rugged mesh filament
    • Low intermodulation distortion
    • Designed for SSB service
    • Forced air cooling