Andreetje77 Posted August 25, 2013 Report Share Posted August 25, 2013 This is the loudest vehicle in the Netherlands on 40Hz,33Hz,25Hz and 20Hz. He did 156.6 @ 20Hz 157.4 @ 25Hz 158.6 @ 33Hz and 158.9 @ 40Hz with an average of 158.08Db. http://youtu.be/fPVJGB9VlF4 Link to comment Share on other sites More sharing options...
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