Arbitron is taking its Portable People Meter (PPM) system wireless. The new PPM 360 meter uses cellular telephone technology to send in its data, so panelists will not have to dock the device at night ...

With the planned extension of the Arbitron Portable People Meter rollout in eight additional top markets this month, interest in the new research methodology at the recent NAB Radio Show was high.

Commissioner Adelstein is getting his way. The FCC commissioner first called for an investigation into the methodology of the Arbitron Portable People Meter last year. Now, just before he plans to ...

Media industry ratings watchdog the Media Rating Council this morning announced it has accredited Arbitron's portable people meter (PPM) ratings service in eight major markets. Normally, such an ...

In the fall of 1998, The Arbitron Company and Continental Research (Arbitrons subsidiary in the United Kingdom) conducted a pilot test of the personal portable meter (PPM) in Manchester, England.