ref: c8599831992c91e521cf1d467ccae3d9498e42ef dir: /audio/sfx/ledge_1.asm/
SFX_Ledge_1_Ch4: duty 2 pitchenvelope 9, 5 squarenote 15, 15, 2, 1024 pitchenvelope 0, 0 endchannel