Sound and Light Reflections

news and musings on all things related to sound and light with emphasis on science, technology, security and forensics

Tuesday, June 05, 2007

Audio: Build your own noise canceling headphones

Headwize has the schematics and explanation.
Posted by Keith at Tuesday, June 05, 2007
Labels: audio, filtering

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J Keith McElveen
Researcher, engineer, and lecturer in audio and video forensics, sensors, and signal processing. Education: Electrical Engineer (MSEE, Clemson University, 1986) with signal processing background. Professional societies: Institute of Electrical and Electronics Engineers (IEEE), Signal Processing Society, member; Audio Engineering Society (AES), member; International Society for Optical Engineering, member; Acoustical Society of America (ASA), member.
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Blog Archive

  • ▼ 2009 (16)
    • ▼ June (1)
      • Education: Yenka Light and Sound modeling software...
    • ► April (2)
      • Forensic Linguistics: Identify the language of a t...
      • Admin: Summer Science Program in Forensics
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      • Admin: Posting will be light
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    • ► January (8)
      • Audio Forensics: Solving a Beatles' chord mystery
      • Computer Audio: Latest Audacity beta (1.3.7) is re...
      • Image Recognition: Facial recognition feature in i...
      • Evidence: Listen to the raw audio evidence
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  • ► 2008 (69)
    • ► December (10)
      • Human Auditory System: Speech Intelligibility over...
      • Business: Cell phone forensic company sells produc...
      • Photography: Year's top ten tips and tutorials
      • Forensic Linguistics: Untangling Tricky Talk
      • Optics: Adjustable glasses invented
      • Sonar: US submarines get acoustic signal processin...
      • Image Forensics: An interview with Hany Farid
      • CCTV: Work continues on automating CCTV surveillan...
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      • Imaging: Improvements in through-wall radar imagin...
    • ► November (5)
      • Biometrics: Request for automation to reduce FBI b...
      • Fun: Sew me the music
      • Image Forensics: Was North Korean leader's photogr...
      • Fun: All of Murphy's Laws in one place
      • Physics: A round-up of recent interesting links!
    • ► October (2)
      • Image Recognition: Military requirements push tech...
      • Human Auditory System: Artificial Cochlea
    • ► September (7)
      • Evidence: Study of the impact of CSI-style shows o...
      • Audio Forensics: New LinkedIn Forensic Audio Group...
      • Testimony: Memory is fallible, study confirms
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    • ► August (5)
      • Acoustics: Science of sound in the sea
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      • Human Auditory System: Tinnitus follow-up
      • Admin: Posting will be light
    • ► July (6)
      • Biometrics: Fingerprints versus palm prints
      • Admin: National NATIA conference
      • Biometrics: Fooling an age verification camera
      • Human Auditory System: Experimental tinnitus treat...
      • Human Speech System: Woman acquires new accent aft...
    • ► June (9)
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  • ► 2005 (15)
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