How to build a resonator to eliminate drone...Link

[Jims86]

Here is an intriquing read for anyone that may want to get ride of drone for those long highway trips.
http://www.performancetrucks.net/fo...xhaust-resonator-tube-eliminate-drone-489463/

 

[woodsrider250]

Sweet, that is a nice dumbed down DIY on a Helmholtz resonator.

 

[8T6K5]

Sweet, that is a nice dumbed down DIY on a Helmholtz resonator.

Dumbed down? He lost me at electronic RLC circuits, but I hung in there till the math came in.

 

[woodsrider250]

LOL, indeed. The meat of the 'take a pipe (length/location figured by these easy formulas), and weld it in' is simple enough.....once you extract it from the garb.