99Sounds has released Underground Sounds, a free collection of field recordings created by Marcel Gnauk of Free To Use Sounds. Underground Sounds contains 1.81 GB of royalty-free audio content. The included sounds were captured with two rather unusual recording devices: a geophone and a hydrophone. The first one is normally used to record the seismic [...]

View post: 99Sounds Releases FREE Underground Sounds By Marcel Gnauk

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