There are a ton of horns that claim to be train horns out there, but there is no other horn out there that has the history, the size and the VOLUME of a Nathan Airchime Train Horn. The Train Horn of choice by railroad companies for decades, trusted to keep their conductors and their haul safe, is now available to install on your ride! Learn about the history, manufacturing process and modern applications for the classic Nathan Airchime series Train Horns, the loudest Train Horns you can buy!