In a Time of Distracted Ears, Teachers Ensure They’re Loud and Clear

March 17, 2008

Rene Slater used to give herself laryngitis trying to talk over the incessant hum of the ventilation unit in her classroom here at Wyoming Elementary School, and her second-grade students still complained they could not hear.

Now Mrs. Slater’s voice resonates over the drone of the ventilator through four speakers mounted on the classroom walls, thanks to the wireless microphone, resembling a half-moon pendant, that hangs around her neck.

By WINNIE HU

Full Story: http://www.nytimes.com/2008/03/16/nyregion/16hearing.html?_r=1&scp=6&sq=seattle&st=nyt&oref=slogin