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Device for studying acoustic & mechanical noise
Device for studying acoustic & mechanical noise
Device for studying acoustic & mechanical noise
Device for studying acoustic & mechanical noise
Device for studying acoustic & mechanical noise
Device for studying acoustic & mechanical noise
Device for studying acoustic & mechanical noise
Device for studying acoustic & mechanical noise
Device for studying acoustic & mechanical noise
Device for studying acoustic & mechanical noise
Device for studying acoustic & mechanical noise
Device for studying acoustic & mechanical noise
Device for studying acoustic & mechanical noise
Device for studying acoustic & mechanical noise
Device for studying acoustic & mechanical noise
Device for studying acoustic & mechanical noise
Device for studying acoustic & mechanical noise
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Device for studying acoustic & mechanical noise

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Transcript

  • 1. Device for studying acoustic & mechanical noise
  • 2. Acoustic & Mechanical Noise Reader Condenser Mic
  • 3. Noise Investigator and Helper
  • 4.
  • 5. Tone Generator
  • 6. Scanning a electromechanical device for mechanical noise
  • 7. Scanning the vent-wall
  • 8. Scanning the optical table
  • 9. Airborne noise detection in hood
  • 10. Mechanical vibration (noise) transmissibility test Tone generator : frequency generated from 100 to 600Hz
  • 11. Mechanical vibration (noise) transmissibility test Three different sample holders tested Aluminum plate Acrylic plate Acrylic plate with less surface Diaphragm cut
  • 12. Mechanical vibration (noise) transmissibility test result
  • 13. Mechanical vibration (noise) transmissibility test Three different piezo – stage holder tested On the floor
  • 14. Aluminum stage Aluminum stage holder+ piezo stage Polypropylene stage Polypropylene stage holder + piezo stage
  • 15. Polypropylene stage with rubber cushion Upside down Polypropylene stage holder + piezo stage
  • 16. Mechanical vibration (noise) transmissibility test result
  • 17. Listen & see a specific band

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