File:General electric pliotron pp schenectady 3.jpg

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General Electric Pliotron   (Wikidata search (Cirrus search) Wikidata query (SPARQL)  Create new Wikidata item based on this file)
Photographer
Staff photographer
Title
General Electric Pliotron
Description

General Electric Pliotron: Small glass tube with metal and plastic components; main body of the tube is tear drop in shape and tapers at the bottom into a plastic fitting that has four circular pins; inside the tube are two vertical glass rods that support a series of metal grids and small electrodes.

Invented by Irving Langmuir in 1915, the Pliotron is the first true vacuum triode (a three electrode vacuum tube).
Date 13 June 2007
institution QS:P195,Q5090408
Accession number
Schenectady 3
Notes Image downloaded with permission from the Science History Institute, as part of the Wikipedian in Residence initiative.
Source Science History Institute
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Attribution: Science History Institute
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Date/TimeThumbnailDimensionsUserComment
current18:24, 1 November 2013Thumbnail for version as of 18:24, 1 November 2013357 × 750 (291 KB)Mary Mark Ockerbloom{{Information |Description ={{en|1=General Electric Pliotron Small glass tube with metal and plastic components; main body of the tube is tear drop in shape and tapers at the bottom into a plastic fitting that has four circular pins; inside the tub...
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