Radar Absorbing Materials Stealth Technology

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Radar Absorbing MaterialsStealth Technology

• By
• Esteban Hernandez

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R.A.M.

• Radar Absorbing Material (R.A.M.)
• Plessey Company (1940s)
• moved from Ilford to Caswell House during WW II

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R.A.M.

• Materials
• carbon fiber composites
• magnetic ferrite-based substance
• RAM reduces the radar cross section making the
  object appear smaller

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R.A.M.

• Problems
• Must be defect free
• Most at risk during in flight fueling
• High maintenance
• 14.5 million (F-117)
• Affected by weather conditions
• Reason for B-2 Bomber stationed only in USA

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Future of R.A.M.

• F-22 Raptor
• Radar Absorbing Alloy (Classified)
• Canopy Radar Absorbing Glass
• (contains a copper alloy)
• Radar Absorbing Paint along the leading edges

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References

• www.f-22raptor.com/st_getstealthy.php
• People.howstuffworks.com/stealth-bomber.htm
• People.howstuffworks.com/news-intem67.htm