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BS 4257

67th Edition, December 29, 1967

Complete Document

Specification for the Dimensions of E-Cores Made of Ferromagnetic Oxides for Use in Telecommunication and Allied Electronic Equipment

Includes all amendments and changes through Reaffirmation Notice , May 15, 1999


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W/D NO S/S * INCLUDES AMENDMENT 1
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Product Details:

  • Revision: 67th Edition, December 29, 1967
  • Published Date: May 15, 1999
  • Status: Not Active, See comments below
  • Document Language: English
  • Published By: British Standards Institution (BSI)
  • Page Count: 17
  • ANSI Approved: No
  • DoD Adopted: No

Description / Abstract:

Dimensions of E-cores and I-cores made of ferromagnetic oxides (ferrites). The geometric tolerances of the E-cores are specified by form gauges. An appendix describes the calculation of the effective parameters.