Page 46 - January 2009
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Clockwise from upper left: Hallie Plevinsky checks the sound level meter with the pistonphone. Ting Wei attaches earphone to NBS 9A coupler and places 400 g weight on top of earphone. Will Bologna and Julia Rainsford check the sound level meter reading with the ANSI reference equivalent threshold SPLs. Julie Cohen and Danielle Zion note sound level meter readings on calibration worksheet. Center: Sandra Gordon-Salant with Barbara Libbin, who was awarded her AuD diploma at the University of Maryland 2008 graduation ceremony.
ANSI Standards: Alive and well 45
