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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-number record

XF4

11 archive entries

XF4 is a tube type in the TubeDatabase archive. The archive holds 11 photographed examples of this type.

Construction

Filament / Heater

Absolute Maximum Ratings

Audio Performance

Filters

11 tubes found

Manufacturers

Mullard5Philips1

Brands

Mullard2Philips2Ge1General Electric1Marconi1Quality Brand1Svetlana1Tungsram1Valvo1

Related tube numbers

EL34106CA76
  • Ge 6CA7, EL34, XF4 tube - Mullard — photo 1 of 5
    Ge 6CA7, EL34, XF4 tube - Mullard — photo 2 of 5
    Ge 6CA7, EL34, XF4 tube - Mullard — photo 3 of 5
    Ge 6CA7, EL34, XF4 tube - Mullard — photo 4 of 5
    Ge 6CA7, EL34, XF4 tube - Mullard — photo 5 of 5

    Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.

    Photo 1 of 5

    6CA7, EL34, XF4

    Maker
    Mullard
    Brand
    Ge
  • Philips EL34, XF4 tube - Mullard — photo 1 of 4
    Philips EL34, XF4 tube - Mullard — photo 2 of 4
    Philips EL34, XF4 tube - Mullard — photo 3 of 4
    Philips EL34, XF4 tube - Mullard — photo 4 of 4

    Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.

    Photo 1 of 4

    EL34, XF4

    Maker
    Mullard
  • Philips EL34, XF4 tube - Mullard — photo 1 of 6
    Philips EL34, XF4 tube - Mullard — photo 2 of 6
    Philips EL34, XF4 tube - Mullard — photo 3 of 6
    Philips EL34, XF4 tube - Mullard — photo 4 of 6
    Philips EL34, XF4 tube - Mullard — photo 5 of 6
    Philips EL34, XF4 tube - Mullard — photo 6 of 6

    Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.

    Photo 1 of 6

    EL34, XF4

  • General Electric 6CA7, EL34, XF4 tube - Mullard — photo 1 of 13
    General Electric 6CA7, EL34, XF4 tube - Mullard — photo 2 of 13
    General Electric 6CA7, EL34, XF4 tube - Mullard — photo 3 of 13
    General Electric 6CA7, EL34, XF4 tube - Mullard — photo 4 of 13
    General Electric 6CA7, EL34, XF4 tube - Mullard — photo 5 of 13
    General Electric 6CA7, EL34, XF4 tube - Mullard — photo 6 of 13
    General Electric 6CA7, EL34, XF4 tube - Mullard — photo 7 of 13
    General Electric 6CA7, EL34, XF4 tube - Mullard — photo 8 of 13
    General Electric 6CA7, EL34, XF4 tube - Mullard — photo 9 of 13
    General Electric 6CA7, EL34, XF4 tube - Mullard — photo 10 of 13
    General Electric 6CA7, EL34, XF4 tube - Mullard — photo 11 of 13
    General Electric 6CA7, EL34, XF4 tube - Mullard — photo 12 of 13
    General Electric 6CA7, EL34, XF4 tube - Mullard — photo 13 of 13

    Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.

    Photo 1 of 13

  • Tungsram EL34, XF4 tube - Mullard — photo 1 of 4
    Tungsram EL34, XF4 tube - Mullard — photo 2 of 4
    Tungsram EL34, XF4 tube - Mullard — photo 3 of 4
    Tungsram EL34, XF4 tube - Mullard — photo 4 of 4

    Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.

    Photo 1 of 4

    EL34, XF4

    Maker
    Mullard
  • 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
    Valvo EL34, XF4 tube - Philips — photo 5 of 7
    Valvo EL34, XF4 tube - Philips — photo 6 of 7
    Valvo EL34, XF4 tube - Philips — photo 7 of 7

    Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.

    Photo 1 of 7

  • Mullard EL34, 6CA7, XF4 tube — photo 1 of 4
    Mullard EL34, 6CA7, XF4 tube — photo 2 of 4
    Mullard EL34, 6CA7, XF4 tube — photo 3 of 4
    Mullard EL34, 6CA7, XF4 tube — photo 4 of 4

    Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.

    Photo 1 of 4

    EL34, 6CA7, XF4

    Brand
    Mullard
  • Quality Brand 6CA7, EL34, XF4 tube — photo 1 of 5
    Quality Brand 6CA7, EL34, XF4 tube — photo 2 of 5
    Quality Brand 6CA7, EL34, XF4 tube — photo 3 of 5
    Quality Brand 6CA7, EL34, XF4 tube — photo 4 of 5
    Quality Brand 6CA7, EL34, XF4 tube — photo 5 of 5

    Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.

    Photo 1 of 5

    6CA7, EL34, XF4

    Brand
  • Svetlana EL34, 6CA7, XF4 tube — photo 1 of 5
    Svetlana EL34, 6CA7, XF4 tube — photo 2 of 5
    Svetlana EL34, 6CA7, XF4 tube — photo 3 of 5
    Svetlana EL34, 6CA7, XF4 tube — photo 4 of 5
    Svetlana EL34, 6CA7, XF4 tube — photo 5 of 5

    Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.

    Photo 1 of 5

    EL34, 6CA7, XF4

    Brand
  • Mullard EL34, XF4 tube — photo 1 of 3
    Mullard EL34, XF4 tube — photo 2 of 3
    Mullard EL34, XF4 tube — photo 3 of 3

    Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.

    Photo 1 of 3

    EL34, XF4

    Brand
    Mullard
  • 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
    Marconi 6CA7, XF4 tube — photo 10 of 10

    Use the Left and Right Arrow keys to browse photos. Use Home for the first photo and End for the last photo.

    Photo 1 of 10

Showing 1–11 of 11 results
Brand
Philips
Maker
Mullard
Brand
Philips

6CA7, EL34, XF4

Maker
Mullard
Brand
General Electric
Brand
Tungsram

EL34, XF4

Maker
Philips
Brand
Valvo
Quality Brand
Svetlana

6CA7, XF4

Brand
Marconi