And now for something completely different?

Paul Kennedy, RAJAR, discusses the various ways of measuring radio audiences - day-after-recall, diaries and audiometers.

and now for something completely different?

Paul KennedyRAJAR

How long did you spend on the phone yesterday? I mean every call, incoming or outgoing, and precisely how long? Five minutes? 15 minutes? 50 minutes? Don't forget those calls 'researching'...