The short film Patrolling the Ether Was broadcast on this Sinclair broadcast group owned Television station in 1944?
Patrolling the Ether Patrolling the Ether is a short film made in 1944 depicting amateur radio operators aiding the Federal Communications Commission in monitoring the airwaves for Nazi spy transmissions. It is notable as the first film ever broadcast simultaneously on more than one television station; on 10 April 1944, it was shown on three stations: WNBT, New York (now WNBC), WPTZ Philadelphia (now KYW) and WRGB Schenectady, New York, marking a milestone in the history of network television.
Soldatensender Calais "Soldatensender Calais" (G.9) (] , "Soldiers' Radio Calais") was a British black propaganda broadcaster during the Second World War operated by the Political Warfare Executive. It pretended to be a station of the German military broadcasting network. The station was in operation between 14 November 1943 and 30 April 1945, when it ceased operations.