ref: bf67f7174d8e3f1348c786618ee5a3a076d1eff8 dir: /audio/sfx/ledge_1.asm/
SFX_Ledge_1_Ch4: duty 2 unknownsfx0x10 149 unknownsfx0x20 15, 242, 0, 4 unknownsfx0x10 8 endchannel