Check out the "pop" it makes from the forward camera angles, and especially the downrange camera, on the shots with more than 1,800lbs of counterweight.

Back in Dec. on the first try I think we just didn't use enough counterweight.

https://youtu.be/nWo1FZyo7Kw

Is this the first time anyone has intentionally created a sonic crack with a standard trebuchet?

Original post:  https://slinging.org/forum/YaBB.pl?num=1641004637