@CHICKENNUGGETS1011: One of the sirens is an STH10. The other is actually a rusty looking Model 5. They do sound the same, but I've noticed the wind up and wind down timing is different. It took a few times of hearing them together before I noticed it.
Those sound like Whelens.
infinitecanadian 2 days ago
THOSE ARE STH10s CORRECT?
CHICKENNUGGETS1011 1 year ago
@CHICKENNUGGETS1011: One of the sirens is an STH10. The other is actually a rusty looking Model 5. They do sound the same, but I've noticed the wind up and wind down timing is different. It took a few times of hearing them together before I noticed it.
smhklb 1 year ago