Heathrow strange craft near control tower

[saaby93]

What are these 'martian' machines near the control tower



http://www.bbc.co.uk/news/business-37760187

[peter tdci]

Instrument landing system transmitters?

[IforB]

[Rubymurray]

IforB said:

Best answer ever!

[jontysafe]

IforB said:

Great answer! You win the internet, or at least our strange little corner today.

[Some Guy]

ILS will be at the end of the runway..

[Some Guy]

ILS will be at the end of the runway..

[Riley Blue]

Both ends, presumably.

[Ginetta G15 Girl]

At Heathrow yes, but not all airfields have ILS at either end. For eg RAF airfields generally only have ILS on what is termed the Master Instrument Runway.