Information AboutMedia Market |
| CATEGORIES ABOUT MEDIA MARKET | |
| broadcasting | |
| advertising | |
| SHOPPER'S DELIGHT | |
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Markets are identified by the largest city, which is usually located in the center. However, Geography and the fact that some metropolitan areas have large cities separated by some distance can make markets have unusual shapes and result in two, three, or more names being used to identify a single region. In North America , radio markets are generally a bit smaller than their television counterparts, as broadcast power restrictions are stricter for radio than TV, and TV reaches further via cable. AM Band and FM Band radio ratings are sometimes separated, as are Broadcast and Cable Television . Market Research ers also subdivide ratings Demographic ally between different Age groups, Gender s, and Ethnic backgrounds; as well as Psychographic ally between Income levels and other non-physical factors. This information is used by Advertiser s to determine how to reach a specific Audience . In countries such as the United Kingdom , a government body defines the media markets; in countries such as the United States , media regions are defined by a privately held institution, without government status. UNITED STATES Television A Designated Market Area ('''DMA''') is a group of counties in the United States that are covered by a specific group of Television Station s. The term was coined by Nielsen Media Research , and they control the trademark on it. There are 210 DMAs in the United States . See also List Of Television Stations In North America By Media Market . Radio Arbitron also maintains similar areas for Radio Station s, each is called an area of dominant influence ('''ADI'''). There are 286 ADI's in the United States . CANADA Canada also has a similar system, run by the Bureau Of Broadcast Measurement (BBM). EXTERNAL LINKS SEE ALSO |