Sam Harris
Supporting Member
There’s a little more to it than that. I don’t remember off hand how it was calculated, but it’s pretty simple. Here’s a video of a guy explaining it. Haven’t watched this yet, but seems good from the start anyway. https://duckduckgo.com/?q=how+to+ma...i=https://www.youtube.com/watch?v=z5SY5oUTEccIts 1" per 100rpm right? so 2,000rpm drone you want a 20" pipe? does it matter the diameter or the pipe?
After my work meetings I’ll watch. [emoji16][emoji106]