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The entire wiki reimagined as a visual magazine with video discovery · Watch your interests come alive
Rare Z806W relay tube used in elevators
Rare Z806W relay tube used in elevators
Wynn-Williams's scale-of-two counter using thyratrons (with permission of the Cavendish Laboratory, University of Cambridge, UK.)
Wynn-Williams's scale-of-two counter using thyratrons (with permission of the Cavendish Laboratory, University of Cambridge, UK.)
R.C.A. brand 885 Triode Thyratron
R.C.A. brand 885 Triode Thyratron
Ignitron
Ignitron rectifiers powering industrial process, 1945
Ignitron rectifiers powering industrial process, 1945
An ignitron rated 56 amperes. Cooling jacket connections visible. In use the device was mounted so that the text would be upright.
An ignitron rated 56 amperes. Cooling jacket connections visible. In use the device was mounted so that the text would be upright.