ref: d51dcc263e487d4846cbe989c53c45bc0478b483 dir: /audio/sfx/ledge_3.asm/
SFX_Ledge_3_Ch4: duty 2 unknownsfx0x10 149 unknownsfx0x20 15, 242, 0, 4 unknownsfx0x10 8 endchannel