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Article: Forensic examination of CCTV digital VTR surveillance recording equipment.(closed circuit television, video tape recorders)
- Article from:
- The Forensic Examiner
- Article date:
- December 22, 2005
- Author:
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Copyright informationCOPYRIGHT 2005 American College of Forensic Examiners. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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Abstract
This article focuses on some of the more important parts of the audio, video, and timing components, including control track differences existing between analogue VCRs and the more recently available digital video tape recorders (DVTRs). A preliminary examination is made of DVTR components that may be suitable for forensic individualization where methods of determining and measuring error production and concealment are available. It has been reported that various types of error rate and concealment rate data are available inside the VTR, and standards for reporting that information are being developed. Forensic individualization of different DVTRs may be possible ...
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