Improving the measurement and acoustic performance of transparent face masks and shields

This is the raw measured data that is analysed and presented in: T. J. Cox , G. Dodgson, L. Harris, E. Perugia, M. A. Stone, M. Walsh, Improving the measurement and acoustic performance of transparent face masks and shields, Journal of the Acoustical Society of America, 2022.Included:* Impulse responses for a head and torso with mouth simulator measured at a microphone 1m away, with and without a variety of face masks and shields.* Recordings of four talkers reciting prose with and without various face masks to a microphone 1m away.* Laser Doppler vibrometer measurements of various face masks.The "descriptions of files.docx" describes the contents of the zip archives.The file mask_construction_instructions_templates.pdf includes templates and instructions for making the final mask design.