Speech corpus - ambient noise of recording room

A .wav file of the ambient noise of the semi-anechoic chamber in the University of Salford's Acoustics Research Centre**, in which a new digital audio recording of the HARVARD speech corpus was generated in December 2018.

** acoustically treated to standards BS ISO 3744 / ISO 3745 and BS 4196

See harvard_201218_British_English_recording.txt for full details of the recording process.

Use this ambient noise file as a filler if re-editing the spoken audio (see zip folders).