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

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12AX7

Brand
Marconi Radiotron

Pinched Tip

Country
Canada
Getter
O-Getter Halo
Getter Support
One
Glass Color
Clear Glass
Mica
Double
Archive ID
mmq7mw0s
Plate Color
Black
Plate Look
Ribbed / Scale
Plate Size
20mm
Tip Shape
Pinched Tip

More tubes branded Marconi Radiotron

  • Marconi Radiotron 12AU7A tube - Hitachi — photo 1 of 2
    Marconi Radiotron 12AU7A tube - Hitachi — photo 2 of 2

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    Photo 1 of 2

    12AU7A

    Maker
    Hitachi
    Brand
    Marconi Radiotron
  • Marconi Radiotron 5963 tube — photo 1 of 7
    Marconi Radiotron 5963 tube — photo 2 of 7
    Marconi Radiotron 5963 tube — photo 3 of 7
    Marconi Radiotron 5963 tube — photo 4 of 7
    Marconi Radiotron 5963 tube — photo 5 of 7
    Marconi Radiotron 5963 tube — photo 6 of 7
    Marconi Radiotron 5963 tube — photo 7 of 7

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    Photo 1 of 7

  • Marconi Radiotron 5AR4, GZ34, F32 tube - Mullard — photo 1 of 2
    Marconi Radiotron 5AR4, GZ34, F32 tube - Mullard — photo 2 of 2

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    Photo 1 of 2

    5AR4, GZ34, F32

  • Marconi Radiotron 12AU7A tube — photo 1 of 3
    Marconi Radiotron 12AU7A tube — photo 2 of 3
    Marconi Radiotron 12AU7A tube — photo 3 of 3

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    Photo 1 of 3

  • Marconi Radiotron 6681 tube — photo 1 of 3
    Marconi Radiotron 6681 tube — photo 2 of 3
    Marconi Radiotron 6681 tube — photo 3 of 3

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  • Marconi Radiotron 5670 tube - Ge — photo 1 of 3
    Marconi Radiotron 5670 tube - Ge — photo 2 of 3
    Marconi Radiotron 5670 tube - Ge — photo 3 of 3

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    Photo 1 of 3

  • Marconi Radiotron 12BZ7 tube — photo 1 of 2
    Marconi Radiotron 12BZ7 tube — photo 2 of 2

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    Photo 1 of 2

    12BZ7

    Brand
  • Marconi Radiotron 5751 tube — photo 1 of 5
    Marconi Radiotron 5751 tube — photo 2 of 5
    Marconi Radiotron 5751 tube — photo 3 of 5
    Marconi Radiotron 5751 tube — photo 4 of 5
    Marconi Radiotron 5751 tube — photo 5 of 5

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    Photo 1 of 5

5963

Brand
Marconi Radiotron
Maker
Mullard
Brand
Marconi Radiotron

12AU7A

Brand
Marconi Radiotron

6681

Brand
Marconi Radiotron

5670

Maker
Ge
Brand
Marconi Radiotron
Marconi Radiotron

5751

Brand
Marconi Radiotron

Equivalent and related tube numbers

Commonly cross-referenced designations for 12AX7. Compatibility is not guaranteed. Before substituting, verify socket and pinout, heater voltage and current, bias requirements, and maximum ratings against the relevant manufacturers’ datasheets.

  • 7025
  • B339
  • CV4004
  • CV492
  • ECC83
  • M8137

More 12AX7 type tubes

  • Electrohome 12AX7, I65 tube — photo 1 of 5
    Electrohome 12AX7, I65 tube — photo 2 of 5
    Electrohome 12AX7, I65 tube — photo 3 of 5
    Electrohome 12AX7, I65 tube — photo 4 of 5
    Electrohome 12AX7, I65 tube — photo 5 of 5

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    Photo 1 of 5

12AX7, I65

Brand
Electrohome
  • RCA 12AX7 tube — photo 1 of 3
    RCA 12AX7 tube — photo 2 of 3
    RCA 12AX7 tube — photo 3 of 3

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    Photo 1 of 3

    12AX7

    Brand
    RCA
  • Hammond 12AX7, ECC83 tube - Philips — photo 1 of 7
    Hammond 12AX7, ECC83 tube - Philips — photo 2 of 7
    Hammond 12AX7, ECC83 tube - Philips — photo 3 of 7
    Hammond 12AX7, ECC83 tube - Philips — photo 4 of 7
    Hammond 12AX7, ECC83 tube - Philips — photo 5 of 7
    Hammond 12AX7, ECC83 tube - Philips — photo 6 of 7
    Hammond 12AX7, ECC83 tube - Philips — photo 7 of 7

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    Photo 1 of 7

    12AX7, ECC83

    Maker
    Philips
    Brand
    Hammond
  • Heintz & Kaufman, Gammatron 12AX7 tube — photo 1 of 3
    Heintz & Kaufman, Gammatron 12AX7 tube — photo 2 of 3
    Heintz & Kaufman, Gammatron 12AX7 tube — photo 3 of 3

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    Photo 1 of 3

    12AX7

    Brand
    Heintz & Kaufman, Gammatron
  • Tungsram ECC83, 12AX7, MC0 tube - Siemens — photo 1 of 2
    Tungsram ECC83, 12AX7, MC0 tube - Siemens — photo 2 of 2

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    Photo 1 of 2

    ECC83, 12AX7, MC0

    Maker
    Siemens
    Brand
    Tungsram
  • Rad Tel 12AX7 tube - Sylvania — photo 1 of 6
    Rad Tel 12AX7 tube - Sylvania — photo 2 of 6
    Rad Tel 12AX7 tube - Sylvania — photo 3 of 6
    Rad Tel 12AX7 tube - Sylvania — photo 4 of 6
    Rad Tel 12AX7 tube - Sylvania — photo 5 of 6
    Rad Tel 12AX7 tube - Sylvania — photo 6 of 6

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    Photo 1 of 6

    12AX7

    Maker
    Sylvania
    Brand
    Rad Tel
  • Ge 12AX7 tube — photo 1 of 2
    Ge 12AX7 tube — photo 2 of 2

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    Photo 1 of 2

    12AX7

    Brand
    Ge
  • Mullard ECC83, 12AX7, I63 tube — photo 1 of 20
    Mullard ECC83, 12AX7, I63 tube — photo 2 of 20
    Mullard ECC83, 12AX7, I63 tube — photo 3 of 20
    Mullard ECC83, 12AX7, I63 tube — photo 4 of 20
    Mullard ECC83, 12AX7, I63 tube — photo 5 of 20
    Mullard ECC83, 12AX7, I63 tube — photo 6 of 20
    Mullard ECC83, 12AX7, I63 tube — photo 7 of 20
    Mullard ECC83, 12AX7, I63 tube — photo 8 of 20
    Mullard ECC83, 12AX7, I63 tube — photo 9 of 20
    Mullard ECC83, 12AX7, I63 tube — photo 10 of 20
    Mullard ECC83, 12AX7, I63 tube — photo 11 of 20
    Mullard ECC83, 12AX7, I63 tube — photo 12 of 20
    Mullard ECC83, 12AX7, I63 tube — photo 13 of 20
    Mullard ECC83, 12AX7, I63 tube — photo 14 of 20
    Mullard ECC83, 12AX7, I63 tube — photo 15 of 20
    Mullard ECC83, 12AX7, I63 tube — photo 16 of 20
    Mullard ECC83, 12AX7, I63 tube — photo 17 of 20
    Mullard ECC83, 12AX7, I63 tube — photo 18 of 20
    Mullard ECC83, 12AX7, I63 tube — photo 19 of 20
    Mullard ECC83, 12AX7, I63 tube — photo 20 of 20

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    Photo 1 of 20

    ECC83, 12AX7, I63

    Brand
    Mullard
  • General Electric 12AX7 tube — photo 1 of 6
    General Electric 12AX7 tube — photo 2 of 6
    General Electric 12AX7 tube — photo 3 of 6
    General Electric 12AX7 tube — photo 4 of 6
    General Electric 12AX7 tube — photo 5 of 6
    General Electric 12AX7 tube — photo 6 of 6

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    Photo 1 of 6

    12AX7

    Brand
    General Electric
  • NU 12AX7 tube — photo 1 of 6
    NU 12AX7 tube — photo 2 of 6
    NU 12AX7 tube — photo 3 of 6
    NU 12AX7 tube — photo 4 of 6
    NU 12AX7 tube — photo 5 of 6
    NU 12AX7 tube — photo 6 of 6

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    Photo 1 of 6

    12AX7

    Brand
    NU