[13] "At 15, Arnold became a ham radio operator, building his own transmitter, a skill that proved fortuitous when he was drafted[7] into the U.S. Army in January 1942, one month after the Japanese attack on Pearl Harbor, and joined the Signal Corps.

[17] After graduating[18] from the University of Cincinnati with a Bachelor of Science in Electrical Engineering, he joined RCA's Advanced Development Department in 1949, where he did early work on servo and guidance systems.

[20] In 1965, Arnold and Leah Spielberg divorced, and he moved with his son Steven to Saratoga, California.

[22][23] Steven Spielberg described the event his father experienced at the time: The Russians were putting the pilot Gary Powers' helmet and his flight suit and the remains of the U-2 plane on show for everyone in Russia to see.

A military man saw my father's American passport and took him to the head of the queue and repeated really angrily to the crowd, "look what your country is doing to us.

[1] In 1957, Spielberg began working for General Electric, where he was instrumental in developing the GE-200 series of computers.

Spielberg and Charles "Chuck" H. Propster had worked together at RCA on BIZMAC before designing the GE-225,[29] which was introduced in 1960.

[30] Spielberg had four children with his first wife Leah: son Steven and daughters Anne, Nancy, and Sue.

[29] Spielberg died from natural causes at his home in Los Angeles, California, on August 25, 2020, at the age of 103.