Amos E. Joel Jr.
John Bertrand Johnson

Joybubbles

Early phone phreak
From Wikipedia

Joybubbles ((1949-05-25)May 25, 1949 – (2007-08-08)August 8, 2007), born Josef Carl Engressia Jr. in Richmond, Virginia, was an early phone phreak. Born blind, he became interested in telephones at age four. He had absolute pitch, and was able to whistle 2600 hertz — an operator tone also used by blue box phreaking devices — into a telephone. Joybubbles said that he had an IQ of "172 or something". Joybubbles died at his Minneapolis home on August 8, 2007(2007-08-08) (aged 58). According to his death certificate, he died of natural causes with congestive heart failure as a contributing… More on Wikipedia →

Timeline events (1)

Joybubbles (Joe Engressia) discovers he can whistle at 2600 Hz.

Related concepts (2)

Blue box
A blue box is an electronic device that produces tones used to generate the in-band signaling tones formerly used within the North American long-distance telephone networ…
Phreaking
Phreaking is a slang term coined to describe the activity of a culture of people who study, experiment with, or explore telecommunication systems, such as equipment and s…