After United Wireless went bankrupt in 1912, Grebe began working for Telefunken and spent three years onboard the British tramp tanker Saranac, traveling as far as India. He returned to Sayville, Long Island, where he worked as an operator at the first commercial station on the island.
After United Wireless went bankrupt in 1912, Grebe began working for Telefunken and spent three years aboard the British tramp tanker Saranac, traveling as far as India. He returned to Sayville, Long Island, where he worked as an operator at the first commercial station on the island.