11.   Talkers magazine calls station managers throughout the country and asks them to estimate their audience size for the top talk hosts they broadcast.

12.   The advertising business is represented by Razorfish, an interactive agency, and Media Metrix, a company that measures the audience size of World Wide Web sites.

13.   The key factor in the cable business is audience size, or distribution.

14.   They say too much is being expected too soon from a new medium, especially one whose audience size is still difficult to determine.

15.   With the push of a few buttons, stage managers can adjust the acoustics to fit the program, the audience size or the desired mood.