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

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EL84 vacuum tube outline illustration

Tube-number record

EL84

16 archive entries

EL84 is a tube type in the TubeDatabase archive (class: Output Pentode). Recorded specifications: brand Mullard, construction Pentode, socket Noval (B9A), maximum plate voltage 300 V, and maximum plate dissipation 12 W. The archive holds 16 photographed examples of this type.

Equivalent and related tube numbers

Commonly cross-referenced designations for EL84. Compatibility is not guaranteed. Before substituting, verify socket and pinout, heater voltage and current, bias requirements, and maximum ratings against the relevant manufacturers’ datasheets.

  • 6BQ5
  • N709
BrandMullard
ClassOutput Pentode
BaseNoval (B9A)
Filament6.3 V @ 760 mA

Construction

Primary TypePentode
EnvelopeGlass
Sections

Datasheets

Datasheet: EL84.pdf

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

Filters

16 tubes found

Manufacturers

Fivre1Raytheon1
Single

Filament / Heater

Heater NotesA.C. mains operated equipment

Absolute Maximum Ratings

Plate Voltage300 V
Plate Dissipation12 W
Grid 2 Voltage300 V
Cathode Current65 mA
H-C Voltage100 V

Audio Performance

Typical THD10%
Power Output5.7 W
Key Features
  • High sensitivity
  • 12W Anode Dissipation

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Pentode connection250 V11300380001948 mA
Triode connection250 V10000200019.534 mA

Application Notes

Primarily intended for use in a.c. mains operated equipment.
RFT
1
Siemens1
Wiener Radiowerke1

Brands

Philips3Miniwatt2Mullard2Bel1Fivre1General1Grommes1Itt1Mazda1Philco1Polam1RFT1Siemens1Sonotone1

Related tube numbers

6BQ556QB51RX11RX21RX31RX41
  • Philips, Miniwatt EL84 tube - Fivre — photo 1 of 2
    Philips, Miniwatt EL84 tube - Fivre — photo 2 of 2

    Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.

    Photo 1 of 2

    EL84

    Maker
    Fivre
    Brand
    Philips, Miniwatt
  • Grommes EL84 tube - Raytheon — photo 1 of 5
    Grommes EL84 tube - Raytheon — photo 2 of 5
    Grommes EL84 tube - Raytheon — photo 3 of 5
    Grommes EL84 tube - Raytheon — photo 4 of 5
    Grommes EL84 tube - Raytheon — photo 5 of 5

    Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.

    Photo 1 of 5

    EL84

    Maker
  • Siemens EL84, 6BQ5 tube - RFT — photo 1 of 2
    Siemens EL84, 6BQ5 tube - RFT — photo 2 of 2

    Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.

    Photo 1 of 2

    EL84, 6BQ5

    Maker
    RFT
    Brand
    Siemens
  • Sonotone EL84, 6BQ5, RX3 tube - Siemens — photo 1 of 2
    Sonotone EL84, 6BQ5, RX3 tube - Siemens — photo 2 of 2

    Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.

    Photo 1 of 2

    EL84, 6BQ5, RX3

    Maker
    Siemens
    Brand
    Sonotone
  • Philips, Miniwatt EL84, RX4 tube - Wiener Radiowerke — photo 1 of 6
    Philips, Miniwatt EL84, RX4 tube - Wiener Radiowerke — photo 2 of 6
    Philips, Miniwatt EL84, RX4 tube - Wiener Radiowerke — photo 3 of 6
    Philips, Miniwatt EL84, RX4 tube - Wiener Radiowerke — photo 4 of 6
    Philips, Miniwatt EL84, RX4 tube - Wiener Radiowerke — photo 5 of 6
    Philips, Miniwatt EL84, RX4 tube - Wiener Radiowerke — photo 6 of 6

    Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.

    Photo 1 of 6

    EL84, RX4

  • Mullard EL84, 6BQ5, RX1 tube — photo 1 of 3
    Mullard EL84, 6BQ5, RX1 tube — photo 2 of 3
    Mullard EL84, 6BQ5, RX1 tube — photo 3 of 3

    Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.

    Photo 1 of 3

    EL84, 6BQ5, RX1

    Brand
    Mullard
  • Mullard EL84, RX2 tube — photo 1 of 3
    Mullard EL84, RX2 tube — photo 2 of 3
    Mullard EL84, RX2 tube — photo 3 of 3

    Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.

    Photo 1 of 3

    EL84, RX2

    Brand
    Mullard
  • General EL84 tube — photo 1 of 2
    General EL84 tube — photo 2 of 2

    Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.

    Photo 1 of 2

    EL84

    Brand
    General
  • Fivre EL84, 6BQ5 tube — photo 1 of 2
    Fivre EL84, 6BQ5 tube — photo 2 of 2

    Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.

    Photo 1 of 2

    EL84, 6BQ5

    Brand
    Fivre
  • Philco 6QB5, EL84 tube — photo 1 of 5
    Philco 6QB5, EL84 tube — photo 2 of 5
    Philco 6QB5, EL84 tube — photo 3 of 5
    Philco 6QB5, EL84 tube — photo 4 of 5
    Philco 6QB5, EL84 tube — photo 5 of 5

    Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.

    Photo 1 of 5

    6QB5, EL84

    Brand
  • Mazda EL84, 6BQ5 tube — photo 1 of 2
    Mazda EL84, 6BQ5 tube — photo 2 of 2

    Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.

    Photo 1 of 2

    EL84, 6BQ5

    Brand
    Mazda
  • Itt EL84 tube — photo 1 of 4
    Itt EL84 tube — photo 2 of 4
    Itt EL84 tube — photo 3 of 4
    Itt EL84 tube — photo 4 of 4

    Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.

    Photo 1 of 4

    EL84

    Brand
    Itt
  • Polam EL84 tube — photo 1 of 5
    Polam EL84 tube — photo 2 of 5
    Polam EL84 tube — photo 3 of 5
    Polam EL84 tube — photo 4 of 5
    Polam EL84 tube — photo 5 of 5

    Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.

    Photo 1 of 5

    EL84

    Brand
  • Bel EL84 tube

    EL84

    Brand
    Bel
  • RFT EL84 tube — photo 1 of 2
    RFT EL84 tube — photo 2 of 2

    Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.

    Photo 1 of 2

    EL84

    Brand
    RFT
  • Philips EL84 tube — photo 1 of 2
    Philips EL84 tube — photo 2 of 2

    Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.

    Photo 1 of 2

    EL84

    Brand
    Philips
Showing 1–16 of 16 results
Raytheon
Brand
Grommes
Maker
Wiener Radiowerke
Brand
Philips, Miniwatt
Philco
Polam