PARIS — Satellite fleet owners operating in the 30.5-31.5 degrees east region in geostationary orbit knew that the arrival of a big new neighbor, Turksat 5A, in mid-2021 was going to present frequency coordination challenges.
The only question was which one — Arabsat, Avanti, Eutelsat or SES — would be first to say Turksat 5A, with 1,728 MHz of Ku-band capacity distributed over as many as 70 independent beams, was broadcasting outside its regulatory perimeter.
It . . .
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