https://alterasound.gumroad.com/l/arkansas

Arkansas Mountains & Valleys Spring Atmospheres SFX Stereo Demo

Ozark Highlands Spring Atmospheres SFX Stereo Demo

alterasound.gumroad.com/l/electrictextures

https://alterasound.gumroad.com/l/synthambi

https://alterasound.gumroad.com/l/spectralwhispers

https://alterasound.gumroad.com/l/aviationcabin

You will need a subwoofer or speaker capable of reproducing down to 40Hz in order to hear this properly.

https://alterasound.gumroad.com/l/lfe

https://alterasound.gumroad.com/l/syntheticmachines

https://alterasound.gumroad.com/l/falldrinks

https://alterasound.gumroad.com/l/noisyneighbours

https://alterasound.gumroad.com/l/emfmotors

https://alterasound.gumroad.com/l/3dscifiambiance