Recent content by Grant M

This PDF seems to be more of an speaker horn rather than a brass instrument. I need to figure out how to calculate the natural frequency of a horn from the dimensions. These air horns operate on basically the same principle as a trombone except with a diaphragm producing the vibration.

Hi. I am new to this forum and would like to get some information on the physics of an air horn. I am trying to design a series of air horns that each play a musical note. The problem I'm running into is what size to make each trumpet in order to produce a specific note. I know that frequency is...