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

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EL34, 6CA7, SYO

Manufacturer
Philips
Brand
Mullard

Round Tip

Base
Silver Metal
Bottle Height
Tall Bottle
Bottle Shape
Skinny Bottle
Code On Tube
SYO 56L
Country
Holland
Glass Color
Clear Glass
Mica
Double
Archive ID
4g2vqxx9
Pin Color
Silver Pins
Plate Color
Matte Gray
Plate Look
Weld
Tip Shape
Round Tip

More tubes manufactured by Philips

  • Tekade EL34, SYO tube - Philips — photo 1 of 6
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    Tekade EL34, SYO tube - Philips — photo 4 of 6
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    Tekade EL34, SYO tube - Philips — photo 6 of 6

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    EL34, SYO

    Maker
    Philips
    Brand
    Tekade
  • Hammond 12AX7, ECC83 tube - Philips — photo 1 of 7
    Hammond 12AX7, ECC83 tube - Philips — photo 2 of 7
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    Hammond 12AX7, ECC83 tube - Philips — photo 4 of 7
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  • Ami, Rowe 12AX7A tube - Philips — photo 1 of 2
    Ami, Rowe 12AX7A tube - Philips — photo 2 of 2

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    12AX7A

    Maker
  • Valvo EL34, XF4 tube - Philips — photo 1 of 7
    Valvo EL34, XF4 tube - Philips — photo 2 of 7
    Valvo EL34, XF4 tube - Philips — photo 3 of 7
    Valvo EL34, XF4 tube - Philips — photo 4 of 7
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    Valvo EL34, XF4 tube - Philips — photo 7 of 7

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  • Rogers 12AX7 tube - Philips — photo 1 of 3
    Rogers 12AX7 tube - Philips — photo 2 of 3
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  • Valvo ECC83, MC0 tube - Philips — photo 1 of 8
    Valvo ECC83, MC0 tube - Philips — photo 2 of 8
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  • Amperex 7693 tube - Philips — photo 1 of 4
    Amperex 7693 tube - Philips — photo 2 of 4
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    Amperex 7693 tube - Philips — photo 4 of 4

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    Photo 1 of 4

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

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    GZ34

    Maker
  • Pope EL34 tube - Philips — photo 1 of 10
    Pope EL34 tube - Philips — photo 2 of 10
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  • Pope ECC82 tube - Philips — photo 1 of 6
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More tubes branded Mullard

  • Mullard ECC82, F3 tube — photo 1 of 9
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    ECC82, F3

    Brand
    Mullard
  • Mullard EL37 tube — photo 1 of 2
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    EL37

    Brand
    Mullard
  • Mullard ECC83, 12AX7, I63 tube — photo 1 of 20
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  • Mullard ECC34, 52K tube — photo 1 of 5
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  • Mullard 6SN7GT, R92 tube — photo 1 of 6
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  • Mullard ECC82, 12AU7, K61 tube — photo 1 of 5
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  • Mullard 12AX7A tube — photo 1 of 4
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  • Mullard CV1988, 6SN7GTY tube — photo 1 of 16
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    Photo 1 of 16

  • Mullard GZ32, R71 tube — photo 1 of 4
    Mullard GZ32, R71 tube — photo 2 of 4
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  • Mullard CV181 tube — photo 1 of 2
    Mullard CV181 tube — photo 2 of 2

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    CV181

    Brand
    Mullard

12AX7, ECC83

Maker
Philips
Brand
Hammond
Philips
Brand
Ami, Rowe

EL34, XF4

Maker
Philips
Brand
Valvo

12AX7

Maker
Philips
Brand
Rogers

ECC83, MC0

Maker
Philips
Brand
Valvo

7693

Maker
Philips
Brand
Amperex
Philips
Brand
Mullard

EL34

Maker
Philips
Brand
Pope

ECC82

Maker
Philips
Brand
Pope

ECC83, 12AX7, I63

Brand
Mullard

ECC34, 52K

Brand
Mullard

6SN7GT, R92

Brand
Mullard

ECC82, 12AU7, K61

Brand
Mullard

12AX7A

Brand
Mullard

CV1988, 6SN7GTY

Brand
Mullard

GZ32, R71

Brand
Mullard

More SYO type tubes

  • Tekade EL34, SYO tube - Philips — photo 1 of 6
    Tekade EL34, SYO tube - Philips — photo 2 of 6
    Tekade EL34, SYO tube - Philips — photo 3 of 6
    Tekade EL34, SYO tube - Philips — photo 4 of 6
    Tekade EL34, SYO tube - Philips — photo 5 of 6
    Tekade EL34, SYO tube - Philips — photo 6 of 6

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    Photo 1 of 6

    EL34, SYO

    Maker
    Philips
    Brand
    Tekade
  • Rogers 6CA7, SYO tube — photo 1 of 8
    Rogers 6CA7, SYO tube — photo 2 of 8
    Rogers 6CA7, SYO tube — photo 3 of 8
    Rogers 6CA7, SYO tube — photo 4 of 8
    Rogers 6CA7, SYO tube — photo 5 of 8
    Rogers 6CA7, SYO tube — photo 6 of 8
    Rogers 6CA7, SYO tube — photo 7 of 8
    Rogers 6CA7, SYO tube — photo 8 of 8

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  • Amperex EL34, 6CA7, SYO tube — photo 1 of 12
    Amperex EL34, 6CA7, SYO tube — photo 2 of 12
    Amperex EL34, 6CA7, SYO tube — photo 3 of 12
    Amperex EL34, 6CA7, SYO tube — photo 4 of 12
    Amperex EL34, 6CA7, SYO tube — photo 5 of 12
    Amperex EL34, 6CA7, SYO tube — photo 6 of 12
    Amperex EL34, 6CA7, SYO tube — photo 7 of 12
    Amperex EL34, 6CA7, SYO tube — photo 8 of 12
    Amperex EL34, 6CA7, SYO tube — photo 9 of 12
    Amperex EL34, 6CA7, SYO tube — photo 10 of 12
    Amperex EL34, 6CA7, SYO tube — photo 11 of 12
    Amperex EL34, 6CA7, SYO tube — photo 12 of 12

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  • Philips, Miniwatt EL34, SYO tube — photo 1 of 6
    Philips, Miniwatt EL34, SYO tube — photo 2 of 6
    Philips, Miniwatt EL34, SYO tube — photo 3 of 6
    Philips, Miniwatt EL34, SYO tube — photo 4 of 6
    Philips, Miniwatt EL34, SYO tube — photo 5 of 6
    Philips, Miniwatt EL34, SYO tube — photo 6 of 6

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  • Amperex EL34, 6CA7, SYO tube - Philips — photo 1 of 6
    Amperex EL34, 6CA7, SYO tube - Philips — photo 2 of 6
    Amperex EL34, 6CA7, SYO tube - Philips — photo 3 of 6
    Amperex EL34, 6CA7, SYO tube - Philips — photo 4 of 6
    Amperex EL34, 6CA7, SYO tube - Philips — photo 5 of 6
    Amperex EL34, 6CA7, SYO tube - Philips — photo 6 of 6

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  • Miniwatt EL34, SYO tube — photo 1 of 6
    Miniwatt EL34, SYO tube — photo 2 of 6
    Miniwatt EL34, SYO tube — photo 3 of 6
    Miniwatt EL34, SYO tube — photo 4 of 6
    Miniwatt EL34, SYO tube — photo 5 of 6
    Miniwatt EL34, SYO tube — photo 6 of 6

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  • Philips EL34, SYO tube — photo 1 of 3
    Philips EL34, SYO tube — photo 2 of 3
    Philips EL34, SYO tube — photo 3 of 3

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6CA7, SYO

Brand
Rogers

EL34, 6CA7, SYO

Brand
Amperex

EL34, SYO

Brand
Philips, Miniwatt

EL34, 6CA7, SYO

Maker
Philips
Brand
Amperex

EL34, SYO

Brand
Miniwatt

EL34, SYO

Brand
Philips

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

  • Tekade EL34, SYO tube - Philips — photo 1 of 6
    Tekade EL34, SYO tube - Philips — photo 2 of 6
    Tekade EL34, SYO tube - Philips — photo 3 of 6
    Tekade EL34, SYO tube - Philips — photo 4 of 6
    Tekade EL34, SYO tube - Philips — photo 5 of 6
    Tekade EL34, SYO tube - Philips — photo 6 of 6

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    Photo 1 of 6

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

  • Trigon EL34, 6CA7 tube - RFT — photo 1 of 3
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    EL34, 6CA7

    Maker
    RFT
    Brand
    Trigon
  • Giant Electronics Brand 6CA7, EL34 tube

    6CA7, EL34

    Brand
    Giant Electronics Brand
  • 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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  • 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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    Photo 1 of 5

  • Rogers 6CA7, SYO tube — photo 1 of 8
    Rogers 6CA7, SYO tube — photo 2 of 8
    Rogers 6CA7, SYO tube — photo 3 of 8
    Rogers 6CA7, SYO tube — photo 4 of 8
    Rogers 6CA7, SYO tube — photo 5 of 8
    Rogers 6CA7, SYO tube — photo 6 of 8
    Rogers 6CA7, SYO tube — photo 7 of 8
    Rogers 6CA7, SYO tube — photo 8 of 8

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    Photo 1 of 8

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

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  • Arcturus 6CA7 tube — photo 1 of 5
    Arcturus 6CA7 tube — photo 2 of 5
    Arcturus 6CA7 tube — photo 3 of 5
    Arcturus 6CA7 tube — photo 4 of 5
    Arcturus 6CA7 tube — photo 5 of 5

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    Photo 1 of 5

  • 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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  • Marconi 6CA7, XF4 tube — photo 1 of 10
    Marconi 6CA7, XF4 tube — photo 2 of 10
    Marconi 6CA7, XF4 tube — photo 3 of 10
    Marconi 6CA7, XF4 tube — photo 4 of 10
    Marconi 6CA7, XF4 tube — photo 5 of 10
    Marconi 6CA7, XF4 tube — photo 6 of 10
    Marconi 6CA7, XF4 tube — photo 7 of 10
    Marconi 6CA7, XF4 tube — photo 8 of 10
    Marconi 6CA7, XF4 tube — photo 9 of 10
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  • 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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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
  • Valvo EL34 tube - RFT — photo 1 of 7
    Valvo EL34 tube - RFT — photo 2 of 7
    Valvo EL34 tube - RFT — photo 3 of 7
    Valvo EL34 tube - RFT — photo 4 of 7
    Valvo EL34 tube - RFT — photo 5 of 7
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    EL34

    Maker
    RFT
    Brand
    Valvo
  • Ultron EL34 tube - Hitachi — photo 1 of 4
    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 1 of 3
    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
  • Giant Electronics Brand 6CA7, EL34 tube

    6CA7, EL34

    Brand
    Giant Electronics Brand
  • 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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    6CA7, EL34, XF2

    Maker
    Mullard
    Brand
    Amperex
  • 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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    EL34, XF2

    Maker
    Mullard
    Brand
    Philips
  • International EL34, 6CA7 tube — photo 1 of 5
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    EL34, 6CA7

    Brand
    International
  • RFT EL34 tube — photo 1 of 6
    RFT EL34 tube — photo 2 of 6
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    EL34

    Brand
    RFT

    • 6CA7, EL34, XF2

    Maker
    Mullard
    Brand
    Amperex

    EL34, 6CA7

    Brand
    International

    6CA7, SYO

    Brand
    Rogers

    6CA7, EL34

    Maker
    Matsushita
    Brand
    Raytheon

    6CA7

    Brand
    Arcturus

    EL34, 6CA7, XF2

    Maker
    Mullard
    Brand
    Siemens

    6CA7, XF4

    Brand
    Marconi

    6CA7, EL34

    Maker
    RFT
    Brand
    El-Menco