Rough road noise is transmitted by the suspension, but it's the large flat panels that act as sounding boards, amplifying like the back of a cello. Karl Wolz Sent from my electronic umbilicus > On May 24, 2015, at 8:54 AM, Rocket J Squirrel <camping.elliott@GMAIL.COM> wrote: > > For me, the vast majority of cabin noise is tire-on-road noise. The > difference between a rough asphalt freeway and a smooth concrete one is > dramatic. That noise is transmitted mechanically from the bearings up > through the various suspension and possibly steering bits to the frame > and then into the cabin. > > Sound deadening doesn't seem like it can touch that, considering how > relatively quite the ride is on smooth concrete. Deadening can affect > that residual noise (wind and stuff) but once the road is rough, I think > I'd be stuck with the mechanically-borne noise. > > -- > Jack "Rocket j Squirrel" Elliott > 1984 Westfalia, auto trans, > Bend, Ore. > >> On 05/23/2015 09:57 PM, John Rodgers wrote: >> The time has come when I MUST do something about the noise level in my '88 >> GL. I seem to recall some discussion about a product at Home Depot or Lowes >> that works. I'm sure theres others. Anyone know it's name? Any other >> suggestions as to what to use. >> >> Thanks.. >> >> John >> |
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