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

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Tube record

GZ34, R71

Manufacturer
Mullard
Brand
Pope

Round Tip

Base
Black
Bottle Height
Tall Bottle
Bottle Shape
Coke Bottle
Code On Tube
r71 B0A
Country
Great Britain
Factory Code
B - Mullard, Blackburn, B - Mullard, Blackburn
Getter
Bottom Getter
Glass Color
Clear Glass
Mica
Double
Archive ID
w5f2micm
Pin Color
Silver Pins
Plate Color
Matte Gray
Tip Shape
Round Tip
Year
1960

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    EL34, XF2

    Maker
    Mullard
    Brand
    Sylvania
  • 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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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

More tubes branded Pope

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    Brand
    Pope
  • Pope EL34 tube - Philips — photo 1 of 10
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  • Pope ECC82 tube - Philips — photo 1 of 6
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  • Pope ECC40 tube

    ECC40

    Brand
    Pope
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  • Pope 12AU7, ECC82 tube - Philips — photo 1 of 7
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  • Pope ECC83, MC5 tube - Philips — photo 1 of 6
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EL34

Maker
Philips
Brand
Pope

ECC82

Maker
Philips
Brand
Pope

6SN7GT, R93

Maker
Philips
Brand
Pope

4654

Brand
Pope

12AU7, ECC82

Maker
Philips
Brand
Pope

ECC83, MC5

Maker
Philips
Brand
Pope

More R71 type tube

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    GZ32, R71

    Brand
    Mullard

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

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    Brand
    Zaerix
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    GZ34, 5AR4

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

    Maker
  • Valvo GZ34, F32 tube — photo 1 of 12
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  • Amperex GZ34, 5AR4, F33 tube — photo 1 of 10
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  • Itt GZ34 tube - Mullard — photo 1 of 4
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  • Philips, Miniwatt GZ34 tube — photo 1 of 3
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  • Philips, Miniwatt GZ34 tube — photo 1 of 8
    Philips, Miniwatt GZ34 tube — photo 2 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
Valvo

GZ34, 5AR4, F33

Brand
Amperex

GZ34

Maker
Mullard
Brand
Itt

GZ34

Brand
Philips, Miniwatt

GZ34

Brand
Philips, Miniwatt