Aztec Whistle

This STL is for personal use only No Need Supports 2 Screams version sound Aztec whistles were a type of "air spring" whistle first invented by the Mayans around 700 to 800 C.E. When air is blown through the intake tube, it interacts with a well or "spring" of air inside a rounded internal chamber, creating distortions. Parametres d'impression 3d: If the air inlet hole is blocked by 3d printing residu, clean it gentlywith a wooden or metal "stick", see image above.