J JacksonW New member Mar 19, 2009 #1 I'm doing a science project and need something that at the least will produce 135 db. I've looked at car horns that can go that high but they are all way to expensive. Any ideas???????????
I'm doing a science project and need something that at the least will produce 135 db. I've looked at car horns that can go that high but they are all way to expensive. Any ideas???????????