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

Pre (2,630 tube types), Other (2,603 tube types), Power (1,292 tube types), Rectifier (816 tube types)
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5AR4, GZ34, F32

Manufacturer
Mullard
Brand
Marconi Radiotron

Round Tip

Base
Black
Bottle Height
Half
Bottle Shape
Skinny Bottle
Code On Tube
f32 B3B
Country
Great Britain
Factory Code
B - Mullard, Blackburn, B - Mullard, Blackburn
Getter
O-O Double Getter
Glass Color
Clear Glass
Mica
Double
Archive ID
z3ry40kh
Pin Color
Silver Pins
Plate Color
Matte Gray
Tip Shape
Round Tip
Year
1963

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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    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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  • 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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  • 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 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

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

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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    5963

    Brand
    Marconi Radiotron
  • Marconi Radiotron 12AX7 tube — photo 1 of 9
    Marconi Radiotron 12AX7 tube — photo 2 of 9
    Marconi Radiotron 12AX7 tube — photo 3 of 9
    Marconi Radiotron 12AX7 tube — photo 4 of 9
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    Photo 1 of 9

    12AX7

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

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

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

    Maker
    Ge
    Brand
    Marconi Radiotron
  • 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
  • Marconi Radiotron 5751 tube — photo 1 of 5
    Marconi Radiotron 5751 tube — photo 2 of 5
    Marconi Radiotron 5751 tube — photo 3 of 5
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    Photo 1 of 5

    5751

    Brand
    Marconi Radiotron

    • More F32 type tubes

    • 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

      GZ34, 5AR4, F32

      Maker
      Mullard
      Brand
      Sylvania
    • 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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    • Triad, Amperex 5AR4, F32 tube - Mullard — photo 1 of 4
      Triad, Amperex 5AR4, F32 tube - Mullard — photo 2 of 4
      Triad, Amperex 5AR4, F32 tube - Mullard — photo 3 of 4
      Triad, Amperex 5AR4, F32 tube - Mullard — photo 4 of 4

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    • Mullard GZ34, F32 tube — photo 1 of 4
      Mullard GZ34, F32 tube — photo 2 of 4
      Mullard GZ34, F32 tube — photo 3 of 4
      Mullard GZ34, F32 tube — photo 4 of 4

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    • Glotron GZ34, F32 tube - Mullard — photo 1 of 2
      Glotron GZ34, F32 tube - Mullard — photo 2 of 2

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      Photo 1 of 2

      GZ34, F32

      Maker
    • Amperex, Hewlett Packard GZ34, 5AR4, F32 tube - Mullard — photo 1 of 6
      Amperex, Hewlett Packard GZ34, 5AR4, F32 tube - Mullard — photo 2 of 6
      Amperex, Hewlett Packard GZ34, 5AR4, F32 tube - Mullard — photo 3 of 6
      Amperex, Hewlett Packard GZ34, 5AR4, F32 tube - Mullard — photo 4 of 6
      Amperex, Hewlett Packard GZ34, 5AR4, F32 tube - Mullard — photo 5 of 6
      Amperex, Hewlett Packard GZ34, 5AR4, F32 tube - Mullard — photo 6 of 6

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

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    • Philips GZ34, F32 tube — photo 1 of 4
      Philips GZ34, F32 tube — photo 2 of 4
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    • Philips, Miniwatt GZ34, F32 tube

      GZ34, F32

      Brand
      Philips, Miniwatt

    GZ34, F32

    Brand
    Valvo

    5AR4, F32

    Maker
    Mullard
    Brand
    Triad, Amperex

    GZ34, F32

    Brand
    Mullard
    Mullard
    Brand
    Glotron

    GZ34, 5AR4, F32

    Maker
    Mullard
    Brand
    Amperex, Hewlett Packard

    GZ34, 5AR4, F32

    Maker
    Mullard
    Brand
    Telefunken

    GZ34, F32

    Brand
    Philips

    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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      GZ34, 5AR4

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

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

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      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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    • 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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    • Itt GZ34 tube - Mullard — photo 1 of 4
      Itt GZ34 tube - Mullard — photo 2 of 4
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      Itt GZ34 tube - Mullard — photo 4 of 4

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

    Equivalent and related tube numbers

    Commonly cross-referenced designations for 5AR4. Compatibility is not guaranteed. Before substituting, verify socket and pinout, heater voltage and current, bias requirements, and maximum ratings against the relevant manufacturers’ datasheets.

    • GZ34

    More 5AR4 type tubes

    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

    Maker
    Mullard
    Brand
    Itt

    GZ34

    Brand
    Philips, Miniwatt

    GZ34

    Brand
    Philips, Miniwatt
    National Electronics 5AR4 tube — photo 1 of 4
    National Electronics 5AR4 tube — photo 2 of 4
    National Electronics 5AR4 tube — photo 3 of 4
    National Electronics 5AR4 tube — photo 4 of 4

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    5AR4

    Brand
    National Electronics
  • 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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    GZ34, 5AR4

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

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    GZ34, 5AR4

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

    Maker
    Mullard
    Brand
    Sylvania
  • 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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    GZ34, 5AR4, F33

    Brand
    Amperex
  • Rogers 5AR4, F33 tube - Philips — photo 1 of 6
    Rogers 5AR4, F33 tube - Philips — photo 2 of 6
    Rogers 5AR4, F33 tube - Philips — photo 3 of 6
    Rogers 5AR4, F33 tube - Philips — photo 4 of 6
    Rogers 5AR4, F33 tube - Philips — photo 5 of 6
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    5AR4, F33

    Maker
    Philips
    Brand
    Rogers
  • Triad, Amperex 5AR4, F32 tube - Mullard — photo 1 of 4
    Triad, Amperex 5AR4, F32 tube - Mullard — photo 2 of 4
    Triad, Amperex 5AR4, F32 tube - Mullard — photo 3 of 4
    Triad, Amperex 5AR4, F32 tube - Mullard — photo 4 of 4

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    5AR4, F32

    Maker
    Mullard
    Brand
    Triad, Amperex
  • Ge 5AR4 tube - Mullard

    5AR4

    Maker
    Mullard
    Brand
    Ge
  • Amperex, Hewlett Packard GZ34, 5AR4, F32 tube - Mullard — photo 1 of 6
    Amperex, Hewlett Packard GZ34, 5AR4, F32 tube - Mullard — photo 2 of 6
    Amperex, Hewlett Packard GZ34, 5AR4, F32 tube - Mullard — photo 3 of 6
    Amperex, Hewlett Packard GZ34, 5AR4, F32 tube - Mullard — photo 4 of 6
    Amperex, Hewlett Packard GZ34, 5AR4, F32 tube - Mullard — photo 5 of 6
    Amperex, Hewlett Packard GZ34, 5AR4, F32 tube - Mullard — photo 6 of 6

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    GZ34, 5AR4, F32

    Maker
    Mullard
    Brand
    Amperex, Hewlett Packard
  • Amperex GZ34, 5AR4, F31 tube — photo 1 of 2
    Amperex GZ34, 5AR4, F31 tube — photo 2 of 2

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    GZ34, 5AR4, F31

    Brand
    Amperex