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Nielsen Audio (formerly Arbitron) is a consumer research company in the United States that collects listener data on radio broadcasting audiences. It was founded as the American Research Bureau by Jim Seiler in 1949 and became national by merging with Los Angeles –based Coffin, Cooper, and Clay in the early 1950s. [2] The company's initial business was the collection of broadcast television ...
KGO (810 kHz) is a commercial AM radio station licensed to San Francisco, California, and owned by Cumulus Media. Due to its extensive groundwave signal and the effects of the surrounding terrain, its coverage is greater than any Bay Area FM station, and it registers with Arbitron as a station listened to in surrounding metropolitan regions.
The Portable People Meter (PPM), also known as the Nielsen Meter, was a system developed by Arbitron (now Nielsen Audio) to measure how many people are exposed to individual radio stations and television stations. This also includes cable television. The PPM is worn like a pager and detects hidden audio tones within a station or network's audio stream, logging each time it finds a signal.
The station was ranked No. 1 by Arbitron in the Bay Area from mid-1978 through 2008, a period in which it was known for hosts such as the perennially popular Ronn Owens and Len Tillem, a lawyer ...
Before it was purchased by NextMedia Group, the station was briefly owned by CBS Radio, who moved the station from San Jose to San Francisco. Prior to that, it was owned for a long period by the Levitt family. During this period, particularly the 1990s, KEZR was a dominant force in Bay Area radio, regularly topping the Arbitron ratings.
What: Shares of radio ratings provider Arbitron. Skip to main content. Sign in. Mail. 24/7 Help. For premium support please call: 800-290-4726 more ways to reach us. Mail. Sign in ...
Nielsen Media Research ( NMR) is an American firm that measures media audiences, including television, radio, theatre, films (via the AMC Theatres MAP program), and newspapers. Headquartered in New York City, it is best known for the Nielsen ratings, an audience measurement system of television viewership that for years has been the deciding ...
San Francisco's KGO suddenly changed from all-talk to all-sports gambling, leaving listeners in the lurch.