HomeTesting ServicesProductsSearchAboutContact Michael and Associates GuestbookCars My father Paul L. Michael started testing hearing protectors in the early 1970s, mostly operating out of Moore Building on the PSU campus. On occasion, he ran some experiments in an anechoic chamber in the basement o...

HomeTesting ServicesProductsSearchAboutContact Michael and Associates FitCheck for Insert-type hearing protectorsFitCheck for Muff-type hearing protectorsSTS Sub Terra Systems Water Leak DetectorMuff-type HPD force measurement systemFitCheck Solo The STS water leak pinpointing system has been in ser...

HomeTesting ServicesProductsSearchAboutContact Michael and Associates ANSI S3.19-1974ANSI S12.6-2008AS/NZ S1270:2002ANSI S12.42-2010EN 352 Parts 1-8 AS/NZ S1270:2002 is the Australian test standard for hearing protective devices. The AUS standarddescribes a test that is similar to ANSI S12.6-2008 Me...

HomeTesting ServicesProductsSearchAboutContact Michael and Associates FitCheck for Insert-type hearing protectorsFitCheck for Muff-type hearing protectorsSTS Sub Terra Systems Water Leak DetectorMuff-type HPD force measurement systemFitCheck Solo In addition to testing services, Michael & Associ...

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