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Behind tapes, the lab’s own story of discovery

The crack team behind the findDr C.P. Singh, who hails from Manipur and holds a doctorate in voice and tape analysis techniques, was the hea...

The crack team behind the find
Dr C.P. Singh, who hails from Manipur and holds a doctorate in voice and tape analysis techniques, was the head of the team that analysed the Salman Khan-Aishwarya Rai tapes. Singh has also received extensive training in Germany in voice and tape analysis techniques. Singh has been working in the discipline for the past 10 years and is among the most experienced scientists in the field in the country

CFSL’s been there before, done that
Parliament Attack: CFSL provided conclusive evidence against Geelani. CFSL experts proved in the court through a computer analysis that the voice tape recorded by the Delhi police while intercepting a telephone call matched that of Geelani. CFSL experts in Delhi could not establish the link between the two voices, because of a high level of background noise in the tape and lack of technology required for “micro acoustic analysis” of the speaker. CFSL, Chandigarh analysed the samples using “forensic speaker identification”

Handwara rape case: Major Rehman Hussain of 30 Rashtriya Rifles, Indian Army accused of using criminal force and outraging the modesty of a minor girl from Badra Payeen village in Handwara. A DNA profile test absolved the Major of charges of raping the girl’s mother and her aunt

Anara Gupta case: CFSL asked to verify whether the girl figuring in the porn video was Anara Gupta. CFSL tallied 60 pictures of Anara Gupta with the girl figuring in the porn video and finally gave an opinion that Anara’s features were ‘‘very much similar’’ to those of the girl figuring in the porn video.

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First published on: 18-09-2005 at 02:03:02 am
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Open & shut case: No two voices match

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