2. Main Impact Studies – Media Surveys DIVA Detecting Interactively the Value of Audio - Client: VAR (VRT) - Originally: Radio Impact Barometer. From 2012 on: Multimedia Impact Barometer From 1997 to 2011: - Seperate barometers: DIVA (radio-posttest) & AdEval (TV-sponsoring posttest) - Methodology: CATI-methodology (phone) - Frequency : every 2 weeks – 200 interviews (Flanders) - 15-54 yo From 2012: - Radio / TV-sponsoring / (internet) posttesting - Analysed items : Ad recognition, ad attribution, qualitative perception - Every 2 weeks – 2*200 interviews (Flanders) – 15-59 yo - - Fieldwork carried out by TNS Media Interviewed via CAWI-methodology (internet) 184 Pagina 181

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