Abstract:The acoustic response of head protectors was assessed by means of a mecano-acoustic head simulator. The following protective devices were tested: welders’ mask, fire-fighter helmet, aluminized hood, leather hood, sand-blasting hood, dust protection hood, and emergency respirator. The tests were conducted in an hemi-anechoic chamber with a wideband noise presented at 100 dB SPL. The effect of 36 horizontal combined with 13 vertical angles of incidence was assessed. Generally speaking, head protectors are respon… Show more
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