ref: 4d256df1d3c0e74ddcfdbe4652c91b074ba2f991 dir: /music/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