Telecommunication Authority has the 3^rd largest electromagnetic analysis (EMC) laboratory of Europe founded at Hacettepe Teknokent. Heating, cooling, ventilation system of the EMC laboratory and conditioning of synchronised room temperatures with VAV devices has been a project completed by AKTİF MÜHENDİSLİK SAN. TİC. LTD. ŞTİ. and handed over to the company GLOBALTEKNOLOJİ.