Standard

IEC TS 61994-4-1:2018 ED3

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Abstract

IEC 61994-4-1:2018 gives the terms and definition for synthetic quartz crystals representing the state of the art, which are intended for manufacturing piezoelectric and optical elements. This edition includes the following significant technical changes with respect to the previous edition: - The new terms and definitions given in IEC 60758:2016 have been taken into account; - The general title has been changed according to the change in the title of TC 49 in 2009.

Document information

  • Standard from IEC
  • Published:
  • Edition: 3
  • Version: 1
  • Document type: TS
  • Pages
  • ICS 01.040.31
  • ICS 31.140
  • ISO TC TC 49

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