Guides
2 articles
Sep 17, 2026// 150-DB
Can Other Drivers Hear a Train Horn With Their Windows Up? Cabin Noise, Highway Speed, and dB Math
A closed cabin knocks about 20 dB off any horn, highway road noise sits at 50 to 70 dB, and distance takes 6 dB...
Jun 21, 2026// 150 DB
How Loud Is 150 dB, Really? And How Far Can a Train Horn Be Heard?
Decibels are logarithmic, so 150 dB is roughly four times as loud to your ears as 130 dB — about 100 times the sound...