Is this your homemade siren? :D :lol: Sounds a lot like a siren horn 50s style red siren https://181000012.r.bat.bing.com/?ld=d319oUp_lQ6FwQIB0-Nmvx4TVUCUz-cYGyVhvhkSUItATwzF3GczoZPG1ZFYkx_PhSJ-VjyUEo5gmWo_y0GsZhcyYDfIpqVs6wrXpVSRfzdffPIfjzUCIS1P-F7SFKJB3IzbuWA65PBI7qa_b8GnJxfTm0YbIQM2WYLPNoHmh1xUzl...