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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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274B vacuum tube outline illustration

Tube-number record

274B

1 archive entry

274B is a tube type in the TubeDatabase archive. The archive holds 1 photographed example of this type.

Construction

Filament / Heater

Absolute Maximum Ratings

Audio Performance

Filters

1 tube found

Manufacturers

Brands

Western Electric1
  • Western Electric 274B tube — photo 1 of 10
    Western Electric 274B tube — photo 2 of 10
    Western Electric 274B tube — photo 3 of 10
    Western Electric 274B tube — photo 4 of 10
    Western Electric 274B tube — photo 5 of 10
    Western Electric 274B tube — photo 6 of 10
    Western Electric 274B tube — photo 7 of 10
    Western Electric 274B tube — photo 8 of 10
    Western Electric 274B tube — photo 9 of 10
    Western Electric 274B 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

    274B

    Brand
    Western Electric
Showing 1–1 of 1 results