[DeTomaso] dyna mat

Dave Londry davel at trguys.com
Sun May 24 16:35:16 EDT 2020


Yes - I have a square poly shell bonded to the 4 dyna-mat patches and I 
was afraid it would buzz. Had luck.
There is a gap around the outside of the poly and if you look closely in 
good light there is a line at each side.

On 2020-05-24 1:07 p.m., Jeff Detrich wrote:
>     But don't forget, you need the dynamat to cover the entire surface of
>     the roof in order to glue the headliner on without ridges.A
>
>     Jeff
>
>     6559
>
>     On Sun, May 24, 2020 at 2:32 PM Dave Londry <[1]davel at trguys.com>
>     wrote:
>
>       A  A Our good buddy with the Mangusta (factory small-block chevy),
>       Dick
>       A  A Ruzzin, gave me a great lesson on placing sound deadening
>       material.
>       A  A The point is to locate the Dynamat at the nodes (places where
>       the
>       A  A vibration amplitide is greatest) and just enough of it to 'kill
>       the
>       A  A buzz'.
>       A  A It all takes some messing around, like driving around with no
>       door
>       A  A panels installed and nothing on the inner roof.
>       A  A And, the pressure of a one thumb in the right place will simply
>       kill
>       A  A one vibration mode.
>       A  A I got the doors well with one 3"x 8" piece horizontally in the
>       middle
>       A  A of each door.
>       A  A I needed to drive the car over to Detroit to have the master do
>       the
>       A  A roof, but that would be 2500 miles each way.
>       A  A On my own I did get it well damped, with four 6" xA  6" pieces
>       spread in
>       A  A a square, but I know he'd have used much less.
>       A  A The roof had about 4 modes that I kept chasing around for
>       several hours
>       A  A until i just threw extra material at them.
>       A  A Dave
>       A  A On 2020-05-23 10:20 a.m., David wrote:
>       A  A Mr. Finch,
>       A  A As an experiment I used a "dyna mat" type product on the
>       ceiling of my
>       A  A hot rod truck when I had the headliner (a piece of card board)
>       out.
>       A  A Poo, can't find the video comparison . . . .
>       A  A You don't need to cover every inch, just a piece across the
>       roof, you
>       A  A will be amazed. My old truck lives outside, the stuff never
>       comes off.
>       A  A David in Durango
>       _______________________________________________
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>       osted here to all past, current, or future members of the list. They
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>       the list owner permission to maintain an archive or approve the
>       archiving of lis
>       t messages.
>       --
>       Dave Londry
>       TRGuys.com
>       [3][4]davel at trguys.com
>       CellA  A  A 604-721-2278
>       SkypeA  A  embeddedspaces
>       References
>       A  A 1. mailto:[5]DeTomaso at server.detomasolist.com
>       A  A 2. [6]http://server.detomasolist.com/mailman/listinfo/detomaso
>       A  A 3. mailto:[7]davel at trguys.com
>       _______________________________________________
>       Detomaso Email List is not managed by POCA
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>       DeTomaso mailing list
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>
> References
>
>     1. mailto:davel at trguys.com
>     2. mailto:DeTomaso at server.detomasolist.com
>     3. http://server.detomasolist.com/mailman/listinfo/detomaso
>     4. mailto:davel at trguys.com
>     5. mailto:DeTomaso at server.detomasolist.com
>     6. http://server.detomasolist.com/mailman/listinfo/detomaso
>     7. mailto:davel at trguys.com
>     8. mailto:DeTomaso at server.detomasolist.com
>     9. http://server.detomasolist.com/mailman/listinfo/detomaso
>
>
> _______________________________________________
>
>
> Detomaso Email List is not managed by POCA
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-- 
Dave Londry
TRGuys.com

davel at trguys.com
Cell     604-721-2278
Skype    embeddedspaces

-------------- next part --------------
   Yes - I have a square poly shell bonded to the 4 dyna-mat patches and I
   was afraid it would buzz. Had luck.
   There is a gap around the outside of the poly and if you look closely
   in good light there is a line at each side.

   On 2020-05-24 1:07 p.m., Jeff Detrich wrote:

   But don't forget, you need the dynamat to cover the entire surface of
   the roof in order to glue the headliner on without ridges.A

   Jeff

   6559

   On Sun, May 24, 2020 at 2:32 PM Dave Londry [1]<[1]davel at trguys.com>
   wrote:

     A  A Our good buddy with the Mangusta (factory small-block chevy),
     Dick
     A  A Ruzzin, gave me a great lesson on placing sound deadening
     material.
     A  A The point is to locate the Dynamat at the nodes (places where
     the
     A  A vibration amplitide is greatest) and just enough of it to 'kill
     the
     A  A buzz'.
     A  A It all takes some messing around, like driving around with no
     door
     A  A panels installed and nothing on the inner roof.
     A  A And, the pressure of a one thumb in the right place will simply
     kill
     A  A one vibration mode.
     A  A I got the doors well with one 3"x 8" piece horizontally in the
     middle
     A  A of each door.
     A  A I needed to drive the car over to Detroit to have the master do
     the
     A  A roof, but that would be 2500 miles each way.
     A  A On my own I did get it well damped, with four 6" xA  6" pieces
     spread in
     A  A a square, but I know he'd have used much less.
     A  A The roof had about 4 modes that I kept chasing around for
     several hours
     A  A until i just threw extra material at them.
     A  A Dave
     A  A On 2020-05-23 10:20 a.m., David wrote:
     A  A Mr. Finch,
     A  A As an experiment I used a "dyna mat" type product on the
     ceiling of my
     A  A hot rod truck when I had the headliner (a piece of card board)
     out.
     A  A Poo, can't find the video comparison . . . .
     A  A You don't need to cover every inch, just a piece across the
     roof, you
     A  A will be amazed. My old truck lives outside, the stuff never
     comes off.
     A  A David in Durango
     _______________________________________________
     Detomaso Email List is not managed by POCA
     Posted emails must not exceed 1.5 Megabytes
     DeTomaso mailing list
     [1][[2]2]DeTomaso at server.detomasolist.com
     [2][3][3]http://server.detomasolist.com/mailman/listinfo/detomaso
     To manage your subscription (change email address, unsubscribe,
     etc.) use the li
     nks above.
     Members who post to this list grant license to the list to forward
     any message p
     osted here to all past, current, or future members of the list. They
     also grant
     the list owner permission to maintain an archive or approve the
     archiving of lis
     t messages.
     --
     Dave Londry
     TRGuys.com
     [3][[4]4]davel at trguys.com
     CellA  A  A 604-721-2278
     SkypeA  A  embeddedspaces
     References
     A  A 1. mailto:[[5]5]DeTomaso at server.detomasolist.com
     A  A 2. [6][6]http://server.detomasolist.com/mailman/listinfo/detomaso
     A  A 3. mailto:[[7]7]davel at trguys.com
     _______________________________________________
     Detomaso Email List is not managed by POCA
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     Members who post to this list grant license to the list to forward
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References

   1. [10]mailto:davel at trguys.com
   2. [11]mailto:DeTomaso at server.detomasolist.com
   3. [12]http://server.detomasolist.com/mailman/listinfo/detomaso
   4. [13]mailto:davel at trguys.com
   5. [14]mailto:DeTomaso at server.detomasolist.com
   6. [15]http://server.detomasolist.com/mailman/listinfo/detomaso
   7. [16]mailto:davel at trguys.com
   8. [17]mailto:DeTomaso at server.detomasolist.com
   9. [18]http://server.detomasolist.com/mailman/listinfo/detomaso


_______________________________________________


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To manage your subscription (change email address, unsubscribe, etc.) use the li
nks above.

Members who post to this list grant license to the list to forward any message p
osted here to all past, current, or future members of the list. They also grant
the list owner permission to maintain an archive or approve the archiving of lis
t messages.

--
Dave Londry
TRGuys.com

[21]davel at trguys.com
Cell     604-721-2278
Skype    embeddedspaces

References

   1. mailto:[1]davel at trguys.com
   2. mailto:2]DeTomaso at server.detomasolist.com
   3. http://server.detomasolist.com/mailman/listinfo/detomaso
   4. mailto:4]davel at trguys.com
   5. mailto:5]DeTomaso at server.detomasolist.com
   6. http://server.detomasolist.com/mailman/listinfo/detomaso
   7. mailto:7]davel at trguys.com
   8. mailto:8]DeTomaso at server.detomasolist.com
   9. http://server.detomasolist.com/mailman/listinfo/detomaso
  10. mailto:davel at trguys.com
  11. mailto:DeTomaso at server.detomasolist.com
  12. http://server.detomasolist.com/mailman/listinfo/detomaso
  13. mailto:davel at trguys.com
  14. mailto:DeTomaso at server.detomasolist.com
  15. http://server.detomasolist.com/mailman/listinfo/detomaso
  16. mailto:davel at trguys.com
  17. mailto:DeTomaso at server.detomasolist.com
  18. http://server.detomasolist.com/mailman/listinfo/detomaso
  19. mailto:DeTomaso at server.detomasolist.com
  20. http://server.detomasolist.com/mailman/listinfo/detomaso
  21. mailto:davel at trguys.com


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