Assertion: radio wave's use | /r/CapableOf | use single converted radar antenna
Facets:
value: at 200 mhz near sydney
type: LOCATION
Source sentences:
text: Surprisingly the first use of a radio interferometer for an astronomical observation was carried out by Payne-Scott, Pawsey and Lindsay McCready on 26 January 1946 using a SINGLE converted radar antenna (broadside array) at 200 MHz near Sydney, Australia.