Posted by Dennis O'C on October 19, 2001 at 12:22:23:
In Reply to: This is a question I haven't seen posted in some time: posted by Charlie S on October 18, 2001 at 18:20:42:
...I think they have gone to different systems...but for years I was able to hear the high pitch "silent" squeal of department stores security systems....but I still have trouble hearing "take the garbage out"DEN