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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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EL34, 6CA7, SYO

Brand: Amperex

Round Tip

Base: Silver Metal
Bottle Height: Tall Bottle
Code On Tube: SYO 56B
Country: Holland
Getter: O-Getter Disk
Glass Color: Clear Glass
Mica: Double Mica

Archive ID

hej8cx9j

Pin Color

Silver Pins

Plate Color

Matte Gray

Plate Look

Tip Shape

Round Tip

More tubes branded Amperex

Fake
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6550
Maker
Shuguang
Brand
Amperex
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ECC83, 12AX7, MC5
Brand
Amperex
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12AX7, ECC83, I66
Maker
Philips
Brand
Amperex
ECC83, 12AX7, MC2
Brand
Amperex

More SYO type tubes

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EL34, SYO
Maker
Philips
Brand
Tekade
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Equivalent and related tube numbers

Commonly cross-referenced designations for EL34. Compatibility is not guaranteed. Before substituting, verify socket and pinout, heater voltage and current, bias requirements, and maximum ratings against the relevant manufacturers’ datasheets.

6CA7
KT77

More EL34 type tubes

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Equivalent and related tube numbers

Commonly cross-referenced designations for 6CA7. Compatibility is not guaranteed. Before substituting, verify socket and pinout, heater voltage and current, bias requirements, and maximum ratings against the relevant manufacturers’ datasheets.

EL34

More 6CA7 type tubes

EL34, SYO

Maker: Philips
Brand: Tekade

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

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EL34

Maker: RFT
Brand: Valvo

Ultron EL34 tube - Hitachi — photo 2 of 4

Ultron EL34 tube - Hitachi — photo 3 of 4

Ultron EL34 tube - Hitachi — photo 4 of 4

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EL34

Maker: Hitachi
Brand: Ultron

Trigon EL34, 6CA7 tube - RFT — photo 2 of 3

Trigon EL34, 6CA7 tube - RFT — photo 3 of 3

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EL34, 6CA7

Maker: RFT
Brand: Trigon

6CA7, EL34

Brand: Giant Electronics Brand

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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6CA7, EL34, XF2

Maker: Mullard
Brand: Amperex

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EL34, XF2

Maker: Mullard
Brand: Philips

International EL34, 6CA7 tube — photo 1 of 5

International EL34, 6CA7 tube — photo 2 of 5

International EL34, 6CA7 tube — photo 3 of 5

International EL34, 6CA7 tube — photo 4 of 5

International EL34, 6CA7 tube — photo 5 of 5

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EL34, 6CA7

Brand: International

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EL34

Brand: RFT

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EL34, 6CA7

Maker: RFT
Brand: Trigon

6CA7, EL34

Brand: Giant Electronics Brand

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6CA7, EL34, XF2

Maker: Mullard
Brand: Amperex

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EL34, 6CA7

Brand: International

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6CA7, SYO

Brand: Rogers

Raytheon 6CA7, EL34 tube - Matsushita — photo 1 of 6

Raytheon 6CA7, EL34 tube - Matsushita — photo 2 of 6

Raytheon 6CA7, EL34 tube - Matsushita — photo 3 of 6

Raytheon 6CA7, EL34 tube - Matsushita — photo 4 of 6

Raytheon 6CA7, EL34 tube - Matsushita — photo 5 of 6

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6CA7, EL34

Maker: Matsushita
Brand: Raytheon

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6CA7

Brand: Arcturus

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

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6CA7, XF4

Brand: Marconi

El-Menco 6CA7, EL34 tube - RFT — photo 1 of 8

El-Menco 6CA7, EL34 tube - RFT — photo 2 of 8

El-Menco 6CA7, EL34 tube - RFT — photo 3 of 8

El-Menco 6CA7, EL34 tube - RFT — photo 4 of 8

El-Menco 6CA7, EL34 tube - RFT — photo 5 of 8

El-Menco 6CA7, EL34 tube - RFT — photo 6 of 8

El-Menco 6CA7, EL34 tube - RFT — photo 7 of 8

El-Menco 6CA7, EL34 tube - RFT — photo 8 of 8

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6CA7, EL34

Maker: RFT
Brand: El-Menco