CONTENTS PPM Report Periods PPM Reports PPM Markets PPM Release Schedules and Methodology Market Specification Changes Encoding Encoding Steps Station Information Key Dates Print-friendly version. More Survey Bulletins

PPM Presurvey Bulletin,
January 2007, February 2007, and March 2007

This bulletin provides radio stations, advertisers, agencies and other users of Arbitron Portable People Meter^TM (PPM) data with information regarding market specification changes and key dates, and with other information about Arbitron’s reports and services.  

PPM Report Periods

Audience estimates in each Arbitron PPM Radio Market Report are based on a four-week report period. This bulletin covers the three report periods below. This bulletin may be supplemented by additional bulletins as warranted.