what sound does a siren make
Three Parts:Building the Siren's Spinning CylinderBuilding the Siren's Outer PortionFinishing the SirenCommunity Q&A. The distinct rising and falling sound of an air raid siren is produced by a relatively simple machine. While the flatter pitch of most modern emergency vehicle sirens requires electronic circuitry to reproduce, the mechanical siren can be made with basic carpentry tools.