Device for studying acoustic & mechanical noise

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Device for studying acoustic & mechanical noise

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

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