ref: ae2c1036ea1fa42d437f6291da673367b1f0ea4c dir: /audio/sfx/ledge_1.asm/
SFX_Ledge_1_Ch4: duty 2 pitchenvelope 9, 5 squarenote 15, 15, 2, 1024 pitchenvelope 0, 0 endchannel