ref: bbc257476f9aac8d04d75a8036d412caa8f7d515
dir: /audio/sfx/healing_machine_3.asm/
SFX_Healing_Machine_3_Ch5: duty_cycle 2 pitch_sweep 2, -4 square_note 4, 15, 2, 1280 pitch_sweep 2, 2 square_note 2, 15, 1, 1280 pitch_sweep 0, 8 square_note 1, 0, 0, 0 sound_ret