Barry Mishkind provides: "Info:
www.theBDR.net/articles/haps.html"
Radio/TV Business Report has some further details: http://www.rbr.com/radio/engineering/tech-topics/eas-tones-found-in-tv-commercial.html
Sid Schweiger
IT Manager, Entercom New England
20 Guest St / 3d Floor
Brighton MA 02135-2040