CityTones Soundfield Repository

CityTones: a Repository of Crowdsourced Annotated Soundfield Soundscapes 

CityTones Submission Portal

The CityTones project is a collaborative open-source repository administered by NYU Steinhardt and the University of Huddersfield. The repository consists of 360 audio/visual environmental recordings for both creative and academic purposes. This collection of urban and suburban soundscapes captured in ambisonics spatial audio format is available for sound designers and researchers to implement and analyze.

You can use the form at the link to submit a recording to the repository. If you are looking for more informations about CityTones, or the recording specifications, please read the pdf at THIS LINK