Digital Signal Processing
Laboratory digitalLaB

Forensic audio analysis - sound cleaning and restoration.

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digitalLaB specializes in the scientific examination, enhancement, and interpretation of digital audio recordings for legal and investigative purposes. Our methodologies include noise reduction, authenticity verification, and signal enhancement to isolate intelligible content, clarify speech, and recover evidentiary material. We conduct advanced forensic authenticity analysis to determine whether the recording maintains temporal continuity or exhibits signs of tampering or manipulation.

We deliver high-accuracy forensic transcription services tailored to legal, investigative, and intelligence contexts. Through advanced speaker identification and signal processing, our team transcribes intelligible and low-quality speech from police interviews, emergency calls, covert recordings, legal depositions, and private dispute evidence ensuring evidentiary standards are met for court admissibility.

Test our service!

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If you have a noisy recording for cleaning: send us the whole file or its fragment via email or transfer portal (at least 90 sec. long). We will prepare, free of charge, test sample, so you can evaluate our performance before ordering service.