The pan flute is an end-blown flute. Sound is produced by the vibration of an air stream blowing across an open hole at the end of the tube. The air moves through the straw, vibrating along the way and out to the end.

What type of instrument is a panpipe?

panpipe, also called syrinx, wind instrument consisting of cane pipes of different lengths tied in a row or in a bundle held together by wax or cord (metal, clay, wood, and plastic instruments are also made) and generally closed at the bottom. They are blown across the top, each providing a different note.

What flute has a whistling sound?

A slide whistle (variously known as a swanee or swannee whistle, lotos flute piston flute, or jazz flute) is a wind instrument consisting of a fipple like a recorder's and a tube with a piston in it.