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

Other (3,257 tube types), Pre (2,314 tube types), Power (1,030 tube types), Rectifier (740 tube types)
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12AX7A, ECC83, I63

Manufacturer
Mullard
Brand
RCA

Pinched Tip

Brand Extended
Radio Corporation of America
Code On Tube
I63 B5K4
Country
Great Britain
Factory Code
B - Mullard, Blackburn, B - Mullard, Blackburn
Getter
O-Getter Halo
Getter Support
One
Glass Color
Clear Glass
Mica
Double
Archive ID
0ifjnt47
Pin Color
Gold Pins
Plate Color
Matte Gray
Plate Look
Ribbed / Scale
Plate Size
14mm
Tip Shape
Pinched Tip

More tubes manufactured by Mullard

  • Sylvania EL34, XF2 tube - Mullard — photo 1 of 14
    Sylvania EL34, XF2 tube - Mullard — photo 2 of 14
    Sylvania EL34, XF2 tube - Mullard — photo 3 of 14
    Sylvania EL34, XF2 tube - Mullard — photo 4 of 14
    Sylvania EL34, XF2 tube - Mullard — photo 5 of 14
    Sylvania EL34, XF2 tube - Mullard — photo 6 of 14
    Sylvania EL34, XF2 tube - Mullard — photo 7 of 14
    Sylvania EL34, XF2 tube - Mullard — photo 8 of 14
    Sylvania EL34, XF2 tube - Mullard — photo 9 of 14
    Sylvania EL34, XF2 tube - Mullard — photo 10 of 14
    Sylvania EL34, XF2 tube - Mullard — photo 11 of 14
    Sylvania EL34, XF2 tube - Mullard — photo 12 of 14
    Sylvania EL34, XF2 tube - Mullard — photo 13 of 14
    Sylvania EL34, XF2 tube - Mullard — photo 14 of 14

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    Photo 1 of 14

    EL34, XF2

    Maker
    Mullard
    Brand
    Sylvania
  • CV491 tube - Mullard — photo 1 of 13
    CV491 tube - Mullard — photo 2 of 13
    CV491 tube - Mullard — photo 3 of 13
    CV491 tube - Mullard — photo 4 of 13
    CV491 tube - Mullard — photo 5 of 13
    CV491 tube - Mullard — photo 6 of 13
    CV491 tube - Mullard — photo 7 of 13
    CV491 tube - Mullard — photo 8 of 13
    CV491 tube - Mullard — photo 9 of 13
    CV491 tube - Mullard — photo 10 of 13
    CV491 tube - Mullard — photo 11 of 13
    CV491 tube - Mullard — photo 12 of 13
    CV491 tube - Mullard — photo 13 of 13

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    Photo 1 of 13

  • Amperex 6CA7, EL34, XF2 tube - Mullard — photo 1 of 8
    Amperex 6CA7, EL34, XF2 tube - Mullard — photo 2 of 8
    Amperex 6CA7, EL34, XF2 tube - Mullard — photo 3 of 8
    Amperex 6CA7, EL34, XF2 tube - Mullard — photo 4 of 8
    Amperex 6CA7, EL34, XF2 tube - Mullard — photo 5 of 8
    Amperex 6CA7, EL34, XF2 tube - Mullard — photo 6 of 8
    Amperex 6CA7, EL34, XF2 tube - Mullard — photo 7 of 8
    Amperex 6CA7, EL34, XF2 tube - Mullard — photo 8 of 8

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    Photo 1 of 8

  • Philips EL34, XF2 tube - Mullard — photo 1 of 6
    Philips EL34, XF2 tube - Mullard — photo 2 of 6
    Philips EL34, XF2 tube - Mullard — photo 3 of 6
    Philips EL34, XF2 tube - Mullard — photo 4 of 6
    Philips EL34, XF2 tube - Mullard — photo 5 of 6
    Philips EL34, XF2 tube - Mullard — photo 6 of 6

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    Photo 1 of 6

  • Amperex EL37 tube - Mullard — photo 1 of 4
    Amperex EL37 tube - Mullard — photo 2 of 4
    Amperex EL37 tube - Mullard — photo 3 of 4
    Amperex EL37 tube - Mullard — photo 4 of 4

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  • Valvo ECC33, FX1 tube - Mullard — photo 1 of 9
    Valvo ECC33, FX1 tube - Mullard — photo 2 of 9
    Valvo ECC33, FX1 tube - Mullard — photo 3 of 9
    Valvo ECC33, FX1 tube - Mullard — photo 4 of 9
    Valvo ECC33, FX1 tube - Mullard — photo 5 of 9
    Valvo ECC33, FX1 tube - Mullard — photo 6 of 9
    Valvo ECC33, FX1 tube - Mullard — photo 7 of 9
    Valvo ECC33, FX1 tube - Mullard — photo 8 of 9
    Valvo ECC33, FX1 tube - Mullard — photo 9 of 9

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    Photo 1 of 9

  • Philips EL34, XF2 tube - Mullard — photo 1 of 6
    Philips EL34, XF2 tube - Mullard — photo 2 of 6
    Philips EL34, XF2 tube - Mullard — photo 3 of 6
    Philips EL34, XF2 tube - Mullard — photo 4 of 6
    Philips EL34, XF2 tube - Mullard — photo 5 of 6
    Philips EL34, XF2 tube - Mullard — photo 6 of 6

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  • Valvo ECC82, I61 tube - Mullard — photo 1 of 3
    Valvo ECC82, I61 tube - Mullard — photo 2 of 3
    Valvo ECC82, I61 tube - Mullard — photo 3 of 3

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  • Siemens EL34, 6CA7, XF2 tube - Mullard — photo 1 of 3
    Siemens EL34, 6CA7, XF2 tube - Mullard — photo 2 of 3
    Siemens EL34, 6CA7, XF2 tube - Mullard — photo 3 of 3

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  • Tungsram 12AU7, K61 tube - Mullard — photo 1 of 3
    Tungsram 12AU7, K61 tube - Mullard — photo 2 of 3
    Tungsram 12AU7, K61 tube - Mullard — photo 3 of 3

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    Photo 1 of 3

More tubes branded RCA

  • RCA 6386 tube — photo 1 of 3
    RCA 6386 tube — photo 2 of 3
    RCA 6386 tube — photo 3 of 3

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    Photo 1 of 3

CV491

Maker
Mullard

6CA7, EL34, XF2

Maker
Mullard
Brand
Amperex

EL34, XF2

Maker
Mullard
Brand
Philips

EL37

Maker
Mullard
Brand
Amperex

ECC33, FX1

Maker
Mullard
Brand
Valvo

EL34, XF2

Maker
Mullard
Brand
Philips

ECC82, I61

Maker
Mullard
Brand
Valvo

EL34, 6CA7, XF2

Maker
Mullard
Brand
Siemens

12AU7, K61

Maker
Mullard
Brand
Tungsram

6386

Brand
RCA
  • 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
  • RCA 8417 tube - Sylvania — photo 1 of 6
    RCA 8417 tube - Sylvania — photo 2 of 6
    RCA 8417 tube - Sylvania — photo 3 of 6
    RCA 8417 tube - Sylvania — photo 4 of 6
    RCA 8417 tube - Sylvania — photo 5 of 6
    RCA 8417 tube - Sylvania — photo 6 of 6

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    Photo 1 of 6

    8417

    Maker
    Sylvania
    Brand
    RCA
  • RCA 5692 tube — photo 1 of 7
    RCA 5692 tube — photo 2 of 7
    RCA 5692 tube — photo 3 of 7
    RCA 5692 tube — photo 4 of 7
    RCA 5692 tube — photo 5 of 7
    RCA 5692 tube — photo 6 of 7
    RCA 5692 tube — photo 7 of 7

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    Photo 1 of 7

    5692

    Brand
    RCA
  • RCA 7591A tube - Sylvania — photo 1 of 6
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    7591A

    Maker
    Sylvania
    Brand
    RCA
  • RCA 7058 tube - RCA — photo 1 of 2
    RCA 7058 tube - RCA — photo 2 of 2

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    Photo 1 of 2

    7058

    Maker
    RCA
    Brand
    RCA
  • RCA 12AX7, ECC83 tube — photo 1 of 2
    RCA 12AX7, ECC83 tube — photo 2 of 2

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    Photo 1 of 2

    12AX7, ECC83

    Brand
    RCA
  • RCA 5881 tube — photo 1 of 2
    RCA 5881 tube — photo 2 of 2

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    Photo 1 of 2

    5881

    Brand
    RCA
  • RCA 12AX7 tube — photo 1 of 7
    RCA 12AX7 tube — photo 2 of 7
    RCA 12AX7 tube — photo 3 of 7
    RCA 12AX7 tube — photo 4 of 7
    RCA 12AX7 tube — photo 5 of 7
    RCA 12AX7 tube — photo 6 of 7
    RCA 12AX7 tube — photo 7 of 7

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    Photo 1 of 7

    12AX7

    Brand
    RCA
  • RCA 6BH6 tube

    6BH6

    Brand
    RCA

    • More I63 type tubes

    • 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
    • Hammond 12AX7, I63 tube - Mullard

      12AX7, I63

      Maker
      Mullard
      Brand
      Hammond
    • Mullard ECC83, 12AX7, I63 tube

      ECC83, 12AX7, I63

      Brand
      Mullard
    • Rogers 12AU7A, I63 tube - Philips

      12AU7A, I63

      Maker
      Philips
      Brand
      Rogers
    • PHILIPS, ECC83, I63 tube - Mullard — photo 1 of 2
      PHILIPS, ECC83, I63 tube - Mullard — photo 2 of 2

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      PHILIPS, ECC83, I63

      Maker
    • Marconi 12AX7, ECC83, B339, I63 tube — photo 1 of 5
      Marconi 12AX7, ECC83, B339, I63 tube — photo 2 of 5
      Marconi 12AX7, ECC83, B339, I63 tube — photo 3 of 5
      Marconi 12AX7, ECC83, B339, I63 tube — photo 4 of 5
      Marconi 12AX7, ECC83, B339, I63 tube — photo 5 of 5

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    • Marconi ECC83, B339, I63 tube - Philips

      ECC83, B339, I63

      Maker
      Philips
      Brand
      Marconi
    • Ge 12AX7, I63 tube

      12AX7, I63

      Brand
      Ge
    • Siemens ECC83, I63 tube — photo 1 of 11
      Siemens ECC83, I63 tube — photo 2 of 11
      Siemens ECC83, I63 tube — photo 3 of 11
      Siemens ECC83, I63 tube — photo 4 of 11
      Siemens ECC83, I63 tube — photo 5 of 11
      Siemens ECC83, I63 tube — photo 6 of 11
      Siemens ECC83, I63 tube — photo 7 of 11
      Siemens ECC83, I63 tube — photo 8 of 11
      Siemens ECC83, I63 tube — photo 9 of 11
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    • Telefunken ECC83, 12AX7, I63 tube - Mullard — photo 1 of 3
      Telefunken ECC83, 12AX7, I63 tube - Mullard — photo 2 of 3
      Telefunken ECC83, 12AX7, I63 tube - Mullard — photo 3 of 3

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    More 12AX7A type tubes

    • Lafayette ECC83, 12AX7A tube - Telefunken — photo 1 of 7
      Lafayette ECC83, 12AX7A tube - Telefunken — photo 2 of 7
      Lafayette ECC83, 12AX7A tube - Telefunken — photo 3 of 7
      Lafayette ECC83, 12AX7A tube - Telefunken — photo 4 of 7
      Lafayette ECC83, 12AX7A tube - Telefunken — photo 5 of 7
      Lafayette ECC83, 12AX7A tube - Telefunken — photo 6 of 7
      Lafayette ECC83, 12AX7A tube - Telefunken — photo 7 of 7

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      Photo 1 of 7

    Mullard

    12AX7, ECC83, B339, I63

    Brand
    Marconi

    ECC83, I63

    Brand
    Siemens

    ECC83, 12AX7, I63

    Maker
    Mullard
    Brand
    Telefunken

    ECC83, 12AX7A

    Maker
    Telefunken
    Brand
    Lafayette
  • Philips Ecg 12AX7A, ECC83, 7025 tube - Ei — photo 1 of 5
    Philips Ecg 12AX7A, ECC83, 7025 tube - Ei — photo 2 of 5
    Philips Ecg 12AX7A, ECC83, 7025 tube - Ei — photo 3 of 5
    Philips Ecg 12AX7A, ECC83, 7025 tube - Ei — photo 4 of 5
    Philips Ecg 12AX7A, ECC83, 7025 tube - Ei — photo 5 of 5

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    12AX7A, ECC83, 7025

    Maker
    Ei
    Brand
    Philips Ecg
  • Hit-Ray, Hitachi 12AX7A tube — photo 1 of 5
    Hit-Ray, Hitachi 12AX7A tube — photo 2 of 5
    Hit-Ray, Hitachi 12AX7A tube — photo 3 of 5
    Hit-Ray, Hitachi 12AX7A tube — photo 4 of 5
    Hit-Ray, Hitachi 12AX7A tube — photo 5 of 5

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    Photo 1 of 5

    12AX7A

    Brand
    Hit-Ray, Hitachi
  • Ami, Rowe 12AX7A tube - Philips — photo 1 of 2
    Ami, Rowe 12AX7A tube - Philips — photo 2 of 2

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    12AX7A

    Maker
    Philips
    Brand
    Ami, Rowe
  • Tung-Sol 12AX7A tube — photo 1 of 5
    Tung-Sol 12AX7A tube — photo 2 of 5
    Tung-Sol 12AX7A tube — photo 3 of 5
    Tung-Sol 12AX7A tube — photo 4 of 5
    Tung-Sol 12AX7A tube — photo 5 of 5

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    12AX7A

    Brand
    Tung-Sol
  • CEI 12AX7A tube — photo 1 of 3
    CEI 12AX7A tube — photo 2 of 3
    CEI 12AX7A tube — photo 3 of 3

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    12AX7A

    Brand
    CEI
  • National 12AX7A, ECC83 tube — photo 1 of 4
    National 12AX7A, ECC83 tube — photo 2 of 4
    National 12AX7A, ECC83 tube — photo 3 of 4
    National 12AX7A, ECC83 tube — photo 4 of 4

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    12AX7A, ECC83

    Brand
    National
  • Bell & Howell 12AX7A, 7025 tube — photo 1 of 3
    Bell & Howell 12AX7A, 7025 tube — photo 2 of 3
    Bell & Howell 12AX7A, 7025 tube — photo 3 of 3

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    12AX7A, 7025

    Brand
    Bell & Howell
  • Mullard 12AX7A tube — photo 1 of 4
    Mullard 12AX7A tube — photo 2 of 4
    Mullard 12AX7A tube — photo 3 of 4
    Mullard 12AX7A tube — photo 4 of 4

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    12AX7A

    Brand
    Mullard
  • United Electron 12AX7A tube — photo 1 of 5
    United Electron 12AX7A tube — photo 2 of 5
    United Electron 12AX7A tube — photo 3 of 5
    United Electron 12AX7A tube — photo 4 of 5
    United Electron 12AX7A tube — photo 5 of 5

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    12AX7A

    Brand
    United Electron

    • Equivalent and related tube numbers

    Commonly cross-referenced designations for ECC83. Compatibility is not guaranteed. Before substituting, verify socket and pinout, heater voltage and current, bias requirements, and maximum ratings against the relevant manufacturers’ datasheets.

    • 12AX7
    • 7025
    • CV4004
    • CV492

    More ECC83 type tubes

    • 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
  • Lafayette ECC83, 12AX7A tube - Telefunken — photo 1 of 7
    Lafayette ECC83, 12AX7A tube - Telefunken — photo 2 of 7
    Lafayette ECC83, 12AX7A tube - Telefunken — photo 3 of 7
    Lafayette ECC83, 12AX7A tube - Telefunken — photo 4 of 7
    Lafayette ECC83, 12AX7A tube - Telefunken — photo 5 of 7
    Lafayette ECC83, 12AX7A tube - Telefunken — photo 6 of 7
    Lafayette ECC83, 12AX7A tube - Telefunken — photo 7 of 7

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    ECC83, 12AX7A

    Maker
    Telefunken
    Brand
    Lafayette
  • Philips Ecg 12AX7A, ECC83, 7025 tube - Ei — photo 1 of 5
    Philips Ecg 12AX7A, ECC83, 7025 tube - Ei — photo 2 of 5
    Philips Ecg 12AX7A, ECC83, 7025 tube - Ei — photo 3 of 5
    Philips Ecg 12AX7A, ECC83, 7025 tube - Ei — photo 4 of 5
    Philips Ecg 12AX7A, ECC83, 7025 tube - Ei — photo 5 of 5

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    12AX7A, ECC83, 7025

    Maker
    Ei
    Brand
    Philips Ecg
  • Tungsram ECC83, 12AX7, MC0 tube - Siemens — photo 1 of 2
    Tungsram ECC83, 12AX7, MC0 tube - Siemens — photo 2 of 2

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    ECC83, 12AX7, MC0

    Maker
    Siemens
    Brand
    Tungsram
  • Arkay ECC83 tube - Brimar — photo 1 of 2
    Arkay ECC83 tube - Brimar — photo 2 of 2

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    ECC83

    Maker
    Brimar
    Brand
    Arkay
  • 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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    ECC83, 12AX7, I63

    Brand
    Mullard
  • Siemens ECC83, MC6 tube — photo 1 of 11
    Siemens ECC83, MC6 tube — photo 2 of 11
    Siemens ECC83, MC6 tube — photo 3 of 11
    Siemens ECC83, MC6 tube — photo 4 of 11
    Siemens ECC83, MC6 tube — photo 5 of 11
    Siemens ECC83, MC6 tube — photo 6 of 11
    Siemens ECC83, MC6 tube — photo 7 of 11
    Siemens ECC83, MC6 tube — photo 8 of 11
    Siemens ECC83, MC6 tube — photo 9 of 11
    Siemens ECC83, MC6 tube — photo 10 of 11
    Siemens ECC83, MC6 tube — photo 11 of 11

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    ECC83, MC6

    Brand
    Siemens
  • Telefunken ECC83 tube — photo 1 of 11
    Telefunken ECC83 tube — photo 2 of 11
    Telefunken ECC83 tube — photo 3 of 11
    Telefunken ECC83 tube — photo 4 of 11
    Telefunken ECC83 tube — photo 5 of 11
    Telefunken ECC83 tube — photo 6 of 11
    Telefunken ECC83 tube — photo 7 of 11
    Telefunken ECC83 tube — photo 8 of 11
    Telefunken ECC83 tube — photo 9 of 11
    Telefunken ECC83 tube — photo 10 of 11
    Telefunken ECC83 tube — photo 11 of 11

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    ECC83

    Brand
    Telefunken
  • Tekade ECC83, MCA tube - Valvo — photo 1 of 5
    Tekade ECC83, MCA tube - Valvo — photo 2 of 5
    Tekade ECC83, MCA tube - Valvo — photo 3 of 5
    Tekade ECC83, MCA tube - Valvo — photo 4 of 5
    Tekade ECC83, MCA tube - Valvo — photo 5 of 5

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    ECC83, MCA

    Maker
    Valvo
    Brand
    Tekade
  • Philips, Miniwatt ECC83, MC1 tube - Valvo — photo 1 of 4
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    Philips, Miniwatt ECC83, MC1 tube - Valvo — photo 4 of 4

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    Photo 1 of 4

    ECC83, MC1

    Maker
    Valvo
    Brand
    Philips, Miniwatt