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 ...
Arbitron has begun beta-testing its new PPM360 technology. While the audience research company didn’t say which PPM markets have the new meters, spokeswoman Beth Webb said on its monthly client this ...
The Attorneys General of New York and New Jersey announced that Arbitron has agreed to take steps to ensure that panels for its Portable People Meter (PPM) radio ratings service are racially diverse ...
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