ref: c43bd68f01b794f61025ac2e63c9e043634ffdc8 dir: /audio/sfx/ledge_1.asm/
SFX_Ledge_1_Ch4: duty 2 pitchenvelope 9, 5 squarenote 15, 15, 2, 1024 pitchenvelope 0, 0 endchannel