Colossus
device · 1943 · Electric age
A British electronic codebreaking machine built with vacuum tubes.
Developer: Tommy Flowers.
What it is made of
- Vacuum tube — has part. About 2,500 vacuum tubes.
Principles and materials it uses
- Cryptography — uses. It broke the Lorenz cipher.
- Copper — is made of. The conductors are copper.
- Paper — is made of. The data is on paper punched tape.
What it is a kind of
- Computer — is a kind of. An electronic computer.