XM Satellite Service Joins Billboard Radio Monitor’s Influential Mainstream Top 40 Radio Panel
XM Satellite
Radio (Nasdaq: XMSR), the nation’s leading satellite radio service with more than 4.4 million subscribers, and Billboard Radio Monitor, the premier radio industry publication and online destination for timely news, charts and analysis, announced today that XM will contribute airplay data to Billboard Information Group and Nielsen Broadcast Data Systems for calculation of the […]