TAM data faces questions from radio operators

Television viewership monitor TAM Media Research Pvt. Ltd, which has been slapped with a lawsuit for more than $1 billion in damages by TV network New Delhi Television Ltd (NDTV) for allegedly fudging data, has also raised the ire of FM radio channels for the way it measures the audience for their programmes.

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Unhappy with radio audience measurement (RAM) by TAM, at least three FM stations have stopped subscribing to its report in some of the markets where they broadcast, if not all, and a fourth is considering following suit.