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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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GZ34

Manufacturer: Mullard
Brand: RCA

Round Tip

Base: Black
Bottle Height: Half
Brand Extended: Radio Corporation of America
Country: Great Britain
Factory Code: B - Mullard, Blackburn, B - Mullard, Blackburn
Glass Color: Clear Glass
Mica: Double

Archive ID

2uy23ccl

Pin Color

Silver Pins

Plate Color

Black

Tip Shape

Round Tip

Year

1960s

More tubes branded RCA

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6386
Brand
RCA
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7058
Maker
RCA
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12AX7, ECC83
Brand
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5881
Brand
RCA
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6BH6
Brand
RCA

More tubes manufactured by Mullard

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12AX7

Brand: RCA

8417

Maker: Sylvania
Brand: RCA

5692

Brand: RCA

7591A

Maker: Sylvania
Brand: RCA

Brand

12AX7

Brand: RCA

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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CV491

Maker: Mullard

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

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6CA7, EL34, XF2

Maker: Mullard
Brand: Amperex

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EL34, XF2

Maker: Mullard
Brand: Philips

Amperex EL37 tube - Mullard — photo 1 of 4

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EL37

Maker: Mullard
Brand: Amperex

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

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ECC33, FX1

Maker: Mullard
Brand: Valvo

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

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EL34, XF2

Maker: Mullard
Brand: Philips

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

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ECC82, I61

Maker: Mullard
Brand: Valvo

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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EL34, 6CA7, XF2

Maker: Mullard
Brand: Siemens

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

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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

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GZ34, 5AR4
Brand
Zaerix
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GZ34, 5AR4
Brand
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GZ34
Maker
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GZ34, 5AR4, F32

Maker: Mullard
Brand: Sylvania

GZ34

Maker: Mullard
Brand: Philips

Brand

GZ34, F32

Brand: Valvo

GZ34, 5AR4, F33

Brand: Amperex

GZ34

Maker: Mullard
Brand: Itt

GZ34

Brand: Philips, Miniwatt

GZ34

Brand: Philips, Miniwatt