“Dean Lockwood on H.P. Lovecraft’s Sonic Horror” a 2012 podcast interview from Surrounded by Sound, in which he talks about his book Reverberations: The Philosophy, Aesthetics and Politics of Noise.

See also Gary Hill’s 2006 book The Strange Sound of Cthulhu: music inspired by the writings of H.P. Lovecraft.

And possibly of interest to videogame developers, composers and environment designers is this 2012 technical conference paper…

Tom Alexander Garner and Mark A. Grimshaw’s “Climate of Fear: Considerations for Designing a Virtual Acoustic Ecology of Fear”.