Totally 131 participants covering University Asst. Professors (ITU, Maltepe, Sakarya),  TV/FM Broadcaster Technical Managers (NTV, ATV, SHOWTV, Kanalturk, Haberturk), Calibration Laboratories / Air Calibration Engineers (Tübitak UME, THY, Simkal), Regulations & Authority Engineers (TSE, BTK, Turk Telekom), A&D Engineers (Tübitak UEKAE, ASELSAN, TAI-TUSAŞ, Roketsan, MIKES, Tübitak MAM and Widebase Market Responsibles (Arçelik, Esim Kema, Başarı)  participated to  the seminars.