Jump to content

File:General electric pliotron pp schenectady 3.jpg

Page contents not supported in other languages.
This is a file from the Wikimedia Commons
From Wikipedia, the free encyclopedia

Original file (357 × 750 pixels, file size: 291 KB, MIME type: image/jpeg)

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
Permission
(Reusing this file)
w:en:Creative Commons
attribution share alike
This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license.
Attribution: Science History Institute
You are free:
  • to share – to copy, distribute and transmit the work
  • to remix – to adapt the work
Under the following conditions:
  • attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
  • share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.

Captions

Add a one-line explanation of what this file represents

Items portrayed in this file

depicts

inception

13 June 2007

File history

Click on a date/time to view the file as it appeared at that time.

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...

The following 2 pages use this file:

Global file usage

The following other wikis use this file:

Metadata

This file contains additional information, probably added from the digital camera or scanner used to create or digitize it.

If the file has been modified from its original state, some details may not fully reflect the modified file.

Retrieved from "https://en.wikipedia.org/wiki/File:General_electric_pliotron_pp_schenectady_3.jpg"