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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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Tube record

GZ34

Manufacturer
Mullard
Brands
Dario, Miniwatt

Round Tip

Base
Black
Bottle Height
Half
Code On Tube
f32 B4B2
Country
Great Britain
Factory Code
B - Mullard, Blackburn, B - Mullard, Blackburn, B - Mullard, Blackburn, B - Mullard, Blackburn
Getter
O-O Double Getter
Glass Color
Clear Glass
Mica
Double
Archive ID
aecew6gs
Pin Color
Silver Pins
Plate Color
Matte Gray
Tip Shape
Round Tip
Year
1964

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    EL34, XF2

    Maker
    Mullard
    Brand
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  • CV491 tube - Mullard — photo 1 of 13
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  • Amperex 6CA7, EL34, XF2 tube - Mullard — photo 1 of 8
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  • Philips EL34, XF2 tube - Mullard — photo 1 of 6
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  • Amperex EL37 tube - Mullard — photo 1 of 4
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  • Valvo ECC33, FX1 tube - Mullard — photo 1 of 9
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  • Philips EL34, XF2 tube - Mullard — photo 1 of 6
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  • Valvo ECC82, I61 tube - Mullard — photo 1 of 3
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  • Siemens EL34, 6CA7, XF2 tube - Mullard — photo 1 of 3
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  • Tungsram 12AU7, K61 tube - Mullard — photo 1 of 3
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More tubes branded Miniwatt

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More tubes branded Dario

  • Miniwatt, Dario ECC83 tube — photo 1 of 2
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CV491

Maker
Mullard

6CA7, EL34, XF2

Maker
Mullard
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EL37

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Mullard
Brand
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Maker
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Brand
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Maker
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Brand
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  • Miniwatt E90F tube

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    Brand
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    Brand
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    Brand
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    • ECC83

    Brand
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    Brand
    Miniwatt, Dario
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    12AX7S

    Brand
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  • Miniwatt, Dario, Philips 4654, 4654K tube — photo 1 of 5
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    Brand
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    GZ32

    Brand
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  • Miniwatt, Dario GZ32 tube

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    4654

    Brand
    Adzam, Miniwatt, Dario
  • Dario, Miniwatt ECC83, 12AX7, MC2 tube - R/T La Radiotechnique — photo 1 of 3
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    ECC83, 12AX7, MC2

    Maker
    R/T La Radiotechnique
    Brand
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  • Miniwatt, Dario, RTC ECC82 tube

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    Brand
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    • 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

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      GZ34, 5AR4

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      Maker
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      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
      Itt GZ34 tube - Mullard — photo 3 of 4
      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
      Philips, Miniwatt GZ34 tube — photo 3 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
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      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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    Sonotone

    GZ34, 5AR4, F32

    Maker
    Mullard
    Brand
    Sylvania

    GZ34

    Maker
    Mullard
    Brand
    Philips
    Philips
    Brand
    Mullard

    GZ34, F32

    Brand
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    GZ34, 5AR4, F33

    Brand
    Amperex

    GZ34

    Maker
    Mullard
    Brand
    Itt

    GZ34

    Brand
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    GZ34

    Brand
    Philips, Miniwatt