Broadcast NewsRadio Newsthe HOT List Katz and Nielsen Sign Ratings Service Deal By RBR-TVBR - October 20, 2015 0 FacebookTwitterWhatsAppLinkedinEmail Nielsen announced today that Katz Radio Group has signed an agreement to license Nielsen’s Voter Ratings service for all 48 radio Portable People Meter (PPM) markets. Please Login to view this content. (Not a member? Join Today!)