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

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ECC807 vacuum tube outline illustration

Tube-number record

ECC807

0 archive entries

ECC807 is a tube type in the TubeDatabase archive (class: Double Triode). Recorded specifications: brand Brimar, construction Dual triode, socket Noval (B9A), maximum plate voltage 300 V, and maximum plate dissipation 1 W. The archive does not yet hold a photographed example of this type.

BrandBrimar
ClassDouble Triode
BaseNoval (B9A)
Filament6.3 V @ 0.3 mA

Construction

Primary TypeDual triode
EnvelopeGlass
Sections2

Filament / Heater

Absolute Maximum Ratings

Plate Voltage300 V
Plate Dissipation1 W

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Each Section Characteristics250 V2400—1501.3 mA
Typical Operation (Ra 100k, Cathode Bias)250 V—1000—0.93 mA

Application Notes

When used in cascade, section 1 should be employed as the input stage, as this section has the lower grid hum level of 3 microvolts average.

Datasheets

Datasheet: ECC807.pdf

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

Filters

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Manufacturers

Brands

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    Grid 1 Voltage
    -50 V
    Cathode Current8 mA
    H-C Voltage150 V

    Audio Performance

    Key Features
    • High gain pre-amplifier
    • Low level input design
    • Low hum
    • Cascade optimized