ref: a53b3ca5614855ab9be5991230a73f1f3d6cc442 dir: /audio/sfx/sfx_02_3d.asm/
SFX_02_3d_Ch1: ; 84b7 (2:44b7) duty 2 unknownsfx0x10 23 unknownsfx0x20 15, 240, 240, 4 unknownsfx0x20 15, 242, 80, 6 unknownsfx0x10 8 endchannel ; 0x84c6