How does RF shield work?

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How does RF shield work? 
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How does RF shield work 

• Most electronic devices emit radio frequencies
  that could affect other nearby electrical or
  electronic devices. These frequencies produced
  from such electronic devices would be captured by
  a special surveillance device that could give
  security and privacy to the source. Radio
  Frequency shielding is the special surveillance
  that helps in reducing the levels of
  radiofrequency radiation. 

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How does RF shield work 

• RF Shielding enclosure is a key term used in
  electronics. RF shielding would be part of the
  business while designing or testing any
  electronic product.

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How does RF shield work 

• For RF shielding there are three items
• 1) Outer space of enclosure/ material,
• 2) RF shielding material 
• 3) Inner space of enclosure material 

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How does RF shield work 

• RF shielded Test Enclosure and Anechoic chambers
  Labifix offers custom-made RF- shielded
  enclosures in a wide range enabling engineers to
  achieve and analyze various wireless device
  testing objects.