Experimental Radar Station at London Airport.
Unissued / unused material.
Experimental Radar Station, London Airport. Sound stars at 01:04:32.
LS radar station buildings at London airport, pan to scanner in motion. Various CUs Scanners in motion. L/S direction-finding aerials. Exterior view radar station. LS plane landing, pan over to scanner. MS aeroplane taxiing past scanner. CU Cathode tube signal operating, showing bad weather blips. Various shots operators working on receiver. Operator testing receivers. CU Receiver, hand pushes in plug. CU operator. CU testing machine. MS lower beam dial revolving. MV receiver showing cathode ray tube operating. CU operator, pan down to cathode tube. CU directional blips revolving on tube. Various shots male and female radar operators sitting at receivers, they wear headphones. CU man writing on chart pan up to cathode tube. More shots operators sitting at receivers. Directional blips rotating on tube. CU girl talking into microphone. MS Operators working receivers, pan to checker. M/S checker, assistant sliding card down board. C/U aircraft checker. CU checker's assistant talking into microphone and writing on card, she slides card down to checker.
Date on old record is 11/01/1950.
Note: soundtrack seems unrelated to images - sounds like air traffic controllers speaking.