Schweizer Radio und Fernsehen ("Swiss Radio and Television"), shortened to SRF, is a subsidiary of the Swiss Broadcasting Corporation (SRG SSR), operating in German-speaking Switzerland. SRF was created on 1 January 2011 through the merger of radio company Schweizer Radio DRS (SR DRS) and television company Schweizer Fernsehen (SF), becoming the largest electronic media house of German-speaking Switzerland. About 2,150 employees work for SRF in the three main studios in Basel, Bern, and Zurich. ()