On Monday, October 14, 2019 at 11:50:42 AM UTC-7, Tom BravoMike wrote:
On Sunday, October 13, 2019 at 9:59:59 AM UTC-5, wrote:
I was amazed how quiet it got after I filled the cockpit vent air tube with drinking straws. They straighten out the flow just before it enters the cockpit.
JJ

Interesting. I have to try it. So you just filled the entire cross-section of the vent tube with the straws? How long do they need to be to work?

Same technique as an automotive muffler/silencer/auspuff whatsit.
Jim