Study Supports Free 'Super WiFi' (IMAGE) Karlsruher Institut für Technologie (KIT) Caption Wireless communication and consumption of digital media might profit from freely accessible transmission frequencies in the UHF range. Credit Photo: KIT Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.