Broadcast NewsRadio Newsthe HOT List Nielsen, Beasley Probe Possible Ratings Tampering By RBR.com - September 28, 2015 0 Facebook Twitter WhatsApp Linkedin Email The PPM as first envisioned nine years ago by the former Arbitron. Allegations of possible attempted PPM ratings distortions have come to light in the Tampa market. Both Nielsen and Beasley Broadcasting are investigating.Please Login to view this premium content. (Not a member? Join Today!)