phonoscopy

pho·nos·co·py

(fō-nos'kŏ-pē),
The recording made by a phonoscope.

phonoscopy

(fō-nŏs′kō-pē)
A recording made by use of a phonoscope.
References in periodicals archive ?
Ward, et al., Normal and Abnormal Vocal Folds Kinematics: High-Speed Digital Phonoscopy (HSDP), Optical Coherence Tomography (OCT), and Narrow Band Imaging (NBI).
This reminds me of the science of "phonoscopy" in The First Circle, Aleksandr Solzhenitsyn's novel about zeks (prisoners) in a sharashka (Gulag prison for scientific inmates) in 1950.