EMI Shielding Gasket Selection, Testing & Effective Use

by George M. Kunkel, Spira Manufacturing Corporation, May, 2011

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Part 1: Requirements for the Selection and Use of EMI Shielding Gaskets

EMI Shielding Gasket Selection, Testing & Effective Use (3 Part Seminar):

  1. Requirements for the Selection and Use of EMI Shielding Gaskets.
    This presentation addresses the importance of compatibility of the gasket and joint surfaces to ensure system performance throughout the life of the system.
  2. Methods of Shielding Effectiveness Testing of EMI Gaskets.
    Shielding Effectiveness test methods and results are presented, which are the past and present test methods currently being used by the manufacturers of EMI gaskets.
  3. Transfer Impedance Testing of EMI Gaskets & Conclusion.
    The Transfer Impedance test method is presented as a cost effective option which allows for the selecting the proper gasket and joint finish, providing the required shielding for the life of a system.

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