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

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GZ34

Manufacturer
Mullard
Brand
Itt

Round Tip

Base
Black
Bottle Height
Half
Country
Great Britain
Glass Color
Clear Glass
Mica
Double
Archive ID
fqebem2i
Pin Color
Silver Pins
Plate Color
Matte Gray
Tip Shape
Round Tip

More tubes branded Itt

  • Hit-Ray, Itt 6SN7GTB tube — photo 1 of 2
    Hit-Ray, Itt 6SN7GTB tube — photo 2 of 2

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    Photo 1 of 2

    6SN7GTB

    Brand
    Hit-Ray, Itt
  • 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

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  • Itt 12AX7 tube — photo 1 of 2
    Itt 12AX7 tube — photo 2 of 2

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    Photo 1 of 2

    12AX7

    Brand
    Itt
  • Itt, Ltt ECC83, 12AX7A tube — photo 1 of 2
    Itt, Ltt ECC83, 12AX7A tube — photo 2 of 2

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    ECC83, 12AX7A

    Brand
  • Itt 6CA7 tube - Hitatchi — photo 1 of 3
    Itt 6CA7 tube - Hitatchi — photo 2 of 3
    Itt 6CA7 tube - Hitatchi — photo 3 of 3

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    Photo 1 of 3

  • Itt 12AX7 tube — photo 1 of 3
    Itt 12AX7 tube — photo 2 of 3
    Itt 12AX7 tube — photo 3 of 3

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  • Itt 12AX7 tube - Brimar — photo 1 of 2
    Itt 12AX7 tube - Brimar — photo 2 of 2

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    12AX7

    Maker
    Brimar

EL84

Brand
Itt
Itt
, Ltt

6CA7

Maker
Hitatchi
Brand
Itt

12AX7

Brand
Itt
Brand
Itt

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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    Photo 1 of 4

  • 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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    Photo 1 of 6

  • 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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    Photo 1 of 3

  • 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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    Photo 1 of 3

  • 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

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

Equivalent and related tube numbers

Commonly cross-referenced designations for GZ34. Compatibility is not guaranteed. Before substituting, verify socket and pinout, heater voltage and current, bias requirements, and maximum ratings against the relevant manufacturers’ datasheets.

  • 5AR4

More GZ34 type tubes

  • Zaerix GZ34, 5AR4 tube — photo 1 of 3
    Zaerix GZ34, 5AR4 tube — photo 2 of 3
    Zaerix GZ34, 5AR4 tube — photo 3 of 3

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    Photo 1 of 3

    GZ34, 5AR4

    Brand
    Zaerix
  • Sonotone GZ34, 5AR4 tube — photo 1 of 2
    Sonotone GZ34, 5AR4 tube — photo 2 of 2

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    Photo 1 of 2

    GZ34, 5AR4

    Brand
  • Sylvania GZ34, 5AR4, F32 tube - Mullard — photo 1 of 3
    Sylvania GZ34, 5AR4, F32 tube - Mullard — photo 2 of 3
    Sylvania GZ34, 5AR4, F32 tube - Mullard — photo 3 of 3

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    Photo 1 of 3

  • Philips GZ34 tube - Mullard — photo 1 of 5
    Philips GZ34 tube - Mullard — photo 2 of 5
    Philips GZ34 tube - Mullard — photo 3 of 5
    Philips GZ34 tube - Mullard — photo 4 of 5
    Philips GZ34 tube - Mullard — photo 5 of 5

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    Photo 1 of 5

  • Mullard GZ34 tube - Philips — photo 1 of 2
    Mullard GZ34 tube - Philips — photo 2 of 2

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    Photo 1 of 2

    GZ34

    Maker
  • Valvo GZ34, F32 tube — photo 1 of 12
    Valvo GZ34, F32 tube — photo 2 of 12
    Valvo GZ34, F32 tube — photo 3 of 12
    Valvo GZ34, F32 tube — photo 4 of 12
    Valvo GZ34, F32 tube — photo 5 of 12
    Valvo GZ34, F32 tube — photo 6 of 12
    Valvo GZ34, F32 tube — photo 7 of 12
    Valvo GZ34, F32 tube — photo 8 of 12
    Valvo GZ34, F32 tube — photo 9 of 12
    Valvo GZ34, F32 tube — photo 10 of 12
    Valvo GZ34, F32 tube — photo 11 of 12
    Valvo GZ34, F32 tube — photo 12 of 12

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    Photo 1 of 12

  • Amperex GZ34, 5AR4, F33 tube — photo 1 of 10
    Amperex GZ34, 5AR4, F33 tube — photo 2 of 10
    Amperex GZ34, 5AR4, F33 tube — photo 3 of 10
    Amperex GZ34, 5AR4, F33 tube — photo 4 of 10
    Amperex GZ34, 5AR4, F33 tube — photo 5 of 10
    Amperex GZ34, 5AR4, F33 tube — photo 6 of 10
    Amperex GZ34, 5AR4, F33 tube — photo 7 of 10
    Amperex GZ34, 5AR4, F33 tube — photo 8 of 10
    Amperex GZ34, 5AR4, F33 tube — photo 9 of 10
    Amperex GZ34, 5AR4, F33 tube — photo 10 of 10

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    Photo 1 of 10

  • Philips, Miniwatt GZ34 tube — photo 1 of 3
    Philips, Miniwatt GZ34 tube — photo 2 of 3
    Philips, Miniwatt GZ34 tube — photo 3 of 3

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    Photo 1 of 3

  • Philips, Miniwatt GZ34 tube — photo 1 of 8
    Philips, Miniwatt GZ34 tube — photo 2 of 8
    Philips, Miniwatt GZ34 tube — photo 3 of 8
    Philips, Miniwatt GZ34 tube — photo 4 of 8
    Philips, Miniwatt GZ34 tube — photo 5 of 8
    Philips, Miniwatt GZ34 tube — photo 6 of 8
    Philips, Miniwatt GZ34 tube — photo 7 of 8
    Philips, Miniwatt GZ34 tube — photo 8 of 8

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    Photo 1 of 8

  • GZ34 tube

    GZ34

Sonotone

GZ34, 5AR4, F32

Maker
Mullard
Brand
Sylvania

GZ34

Maker
Mullard
Brand
Philips
Philips
Brand
Mullard

GZ34, F32

Brand
Valvo

GZ34, 5AR4, F33

Brand
Amperex

GZ34

Brand
Philips, Miniwatt

GZ34

Brand
Philips, Miniwatt