IT2 Dates

Question 1

First official naval radio message sent from ship to shore

Answer 1

1899

Question 2

First radio telephone used between ships

Answer 2

1916

Question 3

First successful radio teletypewriter transmissions between ships completed

Answer 3

1944

Question 4

Year if first superherodyne receivers installed in the fleet?

Answer 4

1931

Question 5

Year of the first successful use of radiophoto

Answer 5

1945