Identify and connect the 3 celebrities below:

And just to ensure you’re thinking along the right lines:

Prasad , nihit , Abhishek , Karthik , BiGFooT , prasanth , and Bikiran radioed in the right answer. piezocake and jayanth transmitted some funny signals with a low SNR.

The demodulated signal:

The celebrities in the top row are Marlon Brando, Rajiv Gandhi, and Kamal Hassan (from L - R). As the links tell you, they all operated HAM radios at some point of time. The hint was to Guglielmo Marconi, just to get you on the right frequency.

Prasad, nihit, Abhishek, Karthik, BiGFooT, prasanth and Biki