Sallyann1234
10th Jun 2015, 08:50
Repeating the original tests from 80 years ago...
TV signals used to track aircraft as alternative to radar - BBC News (http://www.bbc.co.uk/news/technology-33063353)
TV signals used to track aircraft as alternative to radar - BBC News (http://www.bbc.co.uk/news/technology-33063353)