Ostdeutscher Rundfunk Brandenburg (ORB – East German Broadcasting Brandenburg), based in Potsdam, was the public broadcaster for the German federal state of Brandenburg from 12 October 1991 until 30 April 2003. It was a member organization of the consortium of public-law broadcasting organizations in Germany, ARD.
ORB merged with the Berlin public broadcaster Sender Freies Berlin (SFB) on 1 May 2003 to form Rundfunk Berlin-Brandenburg (RBB).
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