MSU engineering department designs helmet inserts that help with crowd noise
The sight was a common one for Andrew Kolpacki. For many a Sunday, he would watch NFL games on TV and see quarterbacks ...
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Michigan State engineering prof, student design helmet inserts to help drown out crowd noise for QBs
All told, Bush and DuBois have produced around 180 sets of the inserts, a number that grew in part due to the variety of helmet designs and colors that are available to be worn by Spartan players ...