^ 2.02.12.2Hancock, Dafydd. Fade to black. Intertel from Transdiffusion. 2001-01-01 [2006-02-20]. (原始内容存档于2013-04-16).
^ 3.03.13.23.33.4Grape, Andreas. Die digitalisierten Sendemanuskripte - Der schwarze Kanal. Deutsches Rundfunkarchiv. September 2000 [2007-05-12]. (原始内容存档于2021-03-04) (德语). With the transmission title black channel was meant also the west television, by itself the "dirt and Unrat, which would have to actually flow on the sewage farms", thus moderator of Schnitzler, into the dwellings of the spectators poured. Karl Eduard von Schnitzler, who coined/shaped the transmission by editorship and presentation as Chefkommentator of the GDR television considerably, wanted to serve here "to a certain extent as purification plant"