Spatial Filter Housing for Enhancement of the Shielding Effectiveness of Perforated Enclosures with Lossy Internal Coating: Broadband Characterization

<table>Shielding effectiveness of a box-shaped enclosure (30 × 12 × 30 cm<sup>3</sup>) with a rectangular aperture (20 × 3 cm<sup>2</sup>) against the elevation angle of incidence of the plane wave <svg height="16.450001" id="M49" style="vertical-align:-3.3907pt" version="1.1" viewbox="0 0 24.225 16.450001" width="24.225" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg> MHz.</table>

International Journal of Antennas and Propagation

fig6

Figure 6

Figure 6: Spatial Filter Housing for Enhancement of the Shielding Effectiveness of Perforated Enclosures with Lossy Internal Coating: Broadband Characterization 

Figure 6 | Spatial Filter Housing for Enhancement of the Shielding Effectiveness of Perforated Enclosures with Lossy Internal Coating: Broadband Characterization 