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Title: Four Gallium Arsenide and/or Phosphide LED's: Texas TIL209 ( [Go to resource]
Description: Four Gallium Arsenide and/or Phosphide LED's: Texas TIL209 (c.1970); Monsanto MV54 (two on package) (c.1971); Bubble 7 segment used in Sinclair calculator (c.1973); Four other unknown. License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Source: Science Museum Identifier: 1990-508 Go to resource More Like this...
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