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Acoustics - Vibrations
There are 9 expert witnesses in this category

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Jonathan Broyles
President
P.O. Box 490
Parker (Denver Metro Area) CO 80138
USA
phone: (303) 805-5301
fax: (303) 841-7386
Areas of Expertise:
  • Audio, Video and Voice Recordings
  • Voice Identification
  • Voice Comparison/Elimination
  • Surveillance/Time Lapse Video Processing
  • Authentication, Enhancement, Restoration
  • Noise Reduction/Removal
  • Video Frame/Field Capture and Printing
  • Signal Recovery, Restoration and Clarification
  • Magnetic Microscopy and Imaging Services
  • Media Repair and Cleaning Services
  • Recording Equipment Analysis
  • Recording Equipment Testing
  • Recording Equipment Restoration
  • Playback Speed Correction
  • Media Repair and Cleaning Services
  • Many Tape & Digital Formats Supported
  • Related Litigation Support
  • We specialize in Recorded Evidence Analysis, Enhancement and Restoration Services of Video, Audio, Sound, Voice, Surveillance and Time Lapse Recordings; both digital and analog; through the use of custom and professional analysis systems.

     We provide qualified expert witness services to assist litigation support, public defenders, law enforcement, attorneys, government, and the general public.

    Our goal is to help you get the most from your recorded evidence.   Call now to get started.

    Memberships, Affiliations and Training:

    • American College of Forensic Examiners (ACFE)
    • American Board of Record Evidence (ABRE)
    • Audio Engineering Society (AES)
    • Institute of Electronics and Electrical Engineers (IEEE)
    • Law Enforcement Video and Emergency Services Video Association (LEVA)
    • New York Institute for Forensic Audio (NYIFA)
    • Society of Motion Picture and Television Engineers (SMPTE)
    • Professional Private Investigators Association of Colorado (PPIAC)
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    Arlan Boll
    President
    P.O. Box 8020
    Long Beach CA 90805
    USA
    phone: 877-ABAUDIO or (877) 222-8346
    fax: (562) 429-2401
    Arlan Boll, President of AB Audio Visual Ent., Inc., specializes in Audio Forensics, Enhancement, Editing, Precise Transcription and Expert Witness Services. Mr. Boll can advise, assist, or on-site record almost any live event which would require pristine audio quality. He specializes in all types of microphones, microphone placement, analog / digital recording and monitoring.

    AB Audio Visual Ent., Inc. uses sophisticated audio filtering and analysis software programs for audio restoration and archiving.

    Forensic Services Include:
  • Rescuing Problematic, Poorly Recorded Tracks, Enhancing Buried Dialog
  • Reducing and / or Eliminating Broadband Noise, including Fans, External Ambiance and Tape Hiss
  • Cleaning Op Noisy Voice, Narration or Telephone Recordings
  • Eliminating Camera Sound and HVAC Noise from Video / Film Soundtracks
  • Filtering Out Line Noise and Ground Loop Hums
  • Editing Vinyl Collections (removing pops, clicks and scratches)
  • Composing Precise Transcriptions from Illegible Audio
  • 12/1/2011 · Forensic Analysis
    Forensic Audio and Video Enhancement & Clarification
    Generally transcriptionists do not do detailed work with inaudible material, sometimes passing by whole words and phrases that may in fact be deciphered if taken the time and care to do so. We pride our selves in our ability of composing precise transcriptions from illegible audio.

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    Wes Dooley
    1029 N. Allen Avenue
    Pasadena CA 91104
    USA
    phone: 800-798-9127 or (626) 798-9128
    fax: (626) 798-2378
    Wes Dooley's longtime passion for audio has infused his company, Audio Engineering Associates (AEA), with a well balanced blend of creativity and technical expertise for forty years. At the core of AEA is a genuine interest in the art and science of audio. From areas as diverse as Forensic Audio and Microphone Design, Wes' passion for audio has led him all over the world, from recording experiences in Europe, Africa, and New Zealand, to the courtrooms of Los Angeles as a forensic audio and video expert witness.

    Forensic Audio & Video Services Include:
  • Audio and Video Enhancement
  • Authentication of Recorded Evidence
  • Courtroom Presentations and Testimony
  • Binaural Audio Environment Recreations for Jury Presentation

    Appraisals & Brokerage:
  • Recording Studio Equipment Inventories and Appraisals
  • Lease End-Value and Equipment Depreciation Projections
  • Evaluations of Technical Condition and Suitability
  • Sales Strategy Consultations

    Used Equipment Inventory


    Microphone Repair and Restoration
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    Robert W. Sanderson
    President
    3 Neptune Drive, Suite Q14b
    Poughkeepsie NY 12601
    USA
    phone: (845) 797-3850
    fax: (845) 463-3116
    Robert W.
    Welcome to the most technologically advanced audio/video lab in the world!

    Robert W. Sanderson is the President and Chief Engineer at Audio Video Forensic Labs Inc. Professionally trained and certified in audio / video authentication and enhancement as well as voiceprint identification. His experience and intuitive capabilities both in the lab and in the courtroom can yield impressive results where others fail. Job 1 - Help deliver usable evidence whenever possible.
    Areas of Expertise
    Forensic Audio Services:
  • Forensic Audio Examinations and Authentication
  • Audio Restoration
  • Noise Reduction
  • Audio Enhancement
  • Voiceprint Identification

    Forensic Video Services:
  • Video Enhancement
  • Video Authentication
  • Stabilize Cellphone Video
  • Video Enlargement
  • Mobile Video Lab
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    Bruce E. Koenig
    Founder
    12115 Sangsters Court
    Clifton VA 20124-1947
    USA
    phone: (703) 631-7099
    fax: (703) 266-4461
    Bruce E. Koenig is the senior examiner and owner of BEK TEK LLC. He has been involved in the Forensic Analysis of Audio and Video Recordings on a full-time basis since 1974. Mr. Koenig & his associates conduct forensic examinations of audio and video media (analog and digital) to authenticate recordings, improve intelligibility, identify/classify voice and non-voice signals, and compare voice samples.

    Services Offered:
  • On-Site Evaluations of Acoustical Sounds and Environments
  • Prepares Transcriptions
  • Presents Expert Testimony
  • Assists Attorneys in Preparing for Cross-Examination of Opposing Experts
  • Evaluates Appropriate Recording and Analysis Equipment
  • Provides Forensic Training in Audio/Video Analysis
  • Conducts Research Regarding Forensic Applications
  • Directs the Forensic Work of Other Consultants
  • Forensic Authentication of Digital Audio Recordings
    The formal procedures for the scientific authentication of audio media in investigative matters and legal proceedings have been updated as a result of the widespread conversion from analog to digital technology since the 1990s.

    11/25/2008 · Digital Forensics
    Video And Audio Characteristics In VHS Overrecordings
    Authenticity examinations of VHS (video home system) cassettes are commonly performed in forensic laboratories and can usually determine whether a submitted recording is original, continuous, and unaltered. One of the important determinations of this analysis is identifying any portions that have been recorded over

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    Allen Combs
    1407 49th PL SW
    Everett WA 98203
    USA
    phone: 425-404-1533
    Combs Forensic Services is dedicated to the analysis and presentation of Audio and Video Forensic Evidence. Supported by a state of the art laboratory, we provide economical and high-quality enhancement, analysis and expert witness services.

    With an unmatched commitment to professional integrity and a history of exceeding client expectations, we faithfully serve attorneys, private investigators and law enforcement agencies nationwide.

    Services Include:
  • Audio Enhancement
  • Audio Authentication
  • Video Enhancement
  • Video Authentication
  • Voice Authentication
  • Certified Transcripts
  • Expert Testimony
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    Robert Bruce
    Principal
    16155 Park Row, Suite 150
    Houston TX 77084-6971
    USA
    phone: 281.492.2784
    fax: 281.492.1434
    CSTI Acoustics offers professional consulting services in acoustics and noise and vibration control to engineering firms, industrial companies, developers, architects, churches, private owners, attorneys, and government entities.

    Both graduates of MIT, Arno Bommer and Bob Bruce have been working together since the early 1980s. Projects have been performed throughout the US including Alaska and Hawaii, and in Canada, Mexico, Brazil, Trinidad, Argentina, Chile, Puerto Rico, England, Scotland, Germany, and Qatar.
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    Dr. A.B. Thakker
    Ph.D., PE, FASM, CMFGE
    2839 Paces Ferry Road
    Overlook II, Suite 1160
    Atlanta GA 30339
    USA
    phone: (800) 215-4468 or (404) 771-2600
    fax: (770) 234-4148
    Dr. A.B.
    Firm Profile: Global Technology Experts, Inc. (founded 1996) has investigated 350+ failures that included slip and fall, lift trucks, bicycle failures, electrical failures, battery failures, construction defects, automotive bumpers, airplane and engine component failures, automotive axle, weld joints, aluminum, titanium, polymers, ceramics and composite materials. Life assessment and durability of prototype components etc.

    Areas of Expertise:
  • Slip & Fall
  • Aircraft and Engine Structural Failures
  • Mechanical Metallurgy/Materials
  • Accident Reconstruction
  • Machinery & Equipment Failures
  • Product Failure Analysis
  • Fatigue & Corrosion
  • Bicycle, Ladder, Slip & Fall
  • Structural Engineering
  • Construction Defect Analysis
  • Electrical Failures

  • Education: We have highly experienced and qualified staff:
  • PhD, Engineering Science & Materials, Virginia Tech
  • PhD, Electrical Engineering, Georgia Tech
  • PhD, Mechanical Engineering, Auburn University
  • BS, Structural Engineering, Century University
  • BS, Civil and Construction Engineering, Kansas State University
  • BS, Mechanical Engineering, S.U.N.Y., Buffalo, NY
  • MBA, Technology Management, Florida Institute of Technology

    Certifications:
  • PE – Registered Professional Engineers
  • CMfgE – Certified Manufacture Engineer
  • American Claims Association (ACA)

    Professional Affiliations:
  • Southern Law Association (SLA)
  • American Society of Mechanical Engineers (ASME)
  • Institute of Electrical and Electronics Engineer (IEEE)
  • American Society of Civil Engineers (ASCE)
  • American of Materials (ASM)
  • American Society of Nondestructive testing (ASNT)
  • American Welding Society (AWS)
  • American Society of Testing Materials (ASTM)
  • Society of Aerospace, Materials and Process Engineers (SAMPE)

    Principals:
  • Dr. Ash Thakker, PhD, PE, FASM,FSME, CMfgE (Structures, Materials, Fatigue, Fracture, Composites, Damage Tolerance)
  • Mr. George Kremer, BSME, AAS (Metallurgy, Corrosion, Coatings and Mechanical Failures)
  • Dr. Nicholas Propes, PhD (Electrical Machinery Failures, Maintenance Systems,Testing and Analysis)
  • Dr. Freeman Rufus, PhD (Battery Failure Analysis, Dynamic Systems, Control)
  • Dr. Seungkoo Lee, PhD (Electrical System, Machinery Failures, Testing and Analysis)
  • Dr. Jyoti Ajitsaria, PhD (Mechanical Failures)
  • Mr. Mike Healy, BS (Civil, Construction Engineering, Buildings)
  • Mr. Ralph Cunningham, BS (Physical Testing of Materials and Systems, Fire Investigations and Damage Evaluations, Accident Reconstruction)
  • 11/20/2010 · Slip, Trip & Fall
    Slip And Fall
    A "slip and fall" or "trip and fall" is the generic term for an injury which occurs when someone slips, trips or falls as a result of a dangerous or hazardous condition on someone else's property. It includes falls as a result of water, ice or snow, as well as abrupt changes in flooring, poor lighting, or a hidden hazard, such as a gap or hard to see hole in the ground

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    Dr. Gordon L. Stanfield
    149 Bayou Circle
    Gulfport MS 39507
    USA
    phone: (228) 617-3247
    fax: (228) 388-6359
    Dr. Gordon L. Stanfield has over 35 years of active experience in Audiology, Hearing Loss, Noise Exposure and Hearing Aids. He has developed company-wide Hearing Conservation Programs, and conducted Accident Investigation and Sound Level Surveys in Railroad, Maritime and Mining Industries.

    Dr. Stanfield has served as an expert witness and consulted on cases of Occupational Hearing Loss, Traumatic Hearing Loss, Audibility and the Law. He has conducted Sound Level Surveys, Consulted and Testified in court cases regarding Community Noise Complaints. He has also testified in several states with cases involving Educational Planning and the Appropriate Placement for Hearing Impaired Children.

    Areas of Expertise:
  • Audiology
  • Maritime and Railroad Noise Pollution
  • Noise Surveys / Sound Levels
  • Special Education and Education Planning
  • Environmental Acoustics
  • Hearing Aids / Hearing Loss