Kymograph

The kymograph is a device that was used in the 19th century.

The kymograph was originally designed to record changes in blood pressure. It was invented by the German doctor and physiologist Carl Friedrich Wilhelm Ludwig in 1847.

See also «Facilities for studying speech physiology»

Computerized Speech Lab (CSL) Analyse acoustique de la voix et de la parole. Electroglottograph (EGG) Le LPP possède plusieurs EGG Electromyography (EMG) Amplificateur Grass Technologies, modèle QP511