Tech Roundup Now Available: An ROI Calculator for Forecasting OTA By RBR-TVBR - August 9, 2022 0 FacebookTwitterWhatsAppLinkedinEmail Media ad sales technology services firm Marketron has brought to market a tool designed to gauge a return on investment for marketers and media buyers interested in free-to-air broadcast television when finalizing their planning and budgets. Please Login to view this content. (Not a member? Join Today!)