Information Technology Reference
In-Depth Information
TL.1.1. John Vincent Atanasoff
(1903-95) with Clifford Berry; they
constructed ABC using vacuum
tubes.
TL.1.2. Howard Aiken (1900-73), the constant
clicking of relays created a sound as if the
“room was full of knitting ladies.”
TL.1.3. The first stored program com-
puter. The memory was constructed from
Cathode Ray Tubes.
ABC
MARK-1
Manchester Baby
1936
1944
1948
Z1
ENIAC
EDSAC
1934
1945
1949
TL.1.6 Maurice Wilkes checking the valves of
the EDSAC computer.
TL.1.4 Konrad Zuse tinkering with
his Z-computer.
TL.1.5 Rewiring the ENIAC was a challenging
task.
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