Tech-Etch, Plymouth, MA, offers EMI-shielded vents and air filters in most shapes and sizes. Nine different aluminum honeycomb vents are offered in both standard and custom configurations. Shielded fan vents are available in six sizes, and a BeCu gasket can be added to the frame. Quiet vents in 66 sizes with honeycomb media provide airflow through openings requiring shielding to 90 db attenuation levels. Shielded filters and dust shields attenuate EMI and provide a passage for cooling air while filtering dust.
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