ref: 1cf79b6f15761ec95ba1b0f9d6d83781c4240612 dir: /audio/sfx/sfx_02_47.asm/
SFX_02_47_Ch1: ; 853b (2:453b) duty 2 unknownsfx0x20 6, 240, 0, 7 unknownsfx0x20 4, 0, 0, 0 unknownsfx0x20 6, 240, 0, 7 unknownsfx0x20 1, 0, 0, 0 endchannel ; 0x854e