ref: caa146a298f862771fc1a4dc7a62885c3490bfea dir: /audio/sfx/horn_drill.asm/
SFX_Horn_Drill_Ch7: unknownnoise0x20 3, 146, 49 unknownnoise0x20 3, 178, 50 unknownnoise0x20 3, 194, 51 unknownnoise0x20 8, 241, 84 endchannel