1950: London Airport radar
The use of long-range radar means that aircraft up to 130 miles away can be detected and the pilot can be guided - by radio telephone - more safely towards Heathrow.
This clip is from Newsreel
大象传媒 Archive: .
The use of long-range radar means that aircraft up to 130 miles away can be detected and the pilot can be guided - by radio telephone - more safely towards Heathrow.
This clip is from Newsreel
大象传媒 Archive: .