Use vacuum tube devices. (Vacuum Tube) is the main component, the large machine. Use of electric power and heat to highWorking with the language (Machine Language).Starting with the development of sign language (Symbolic Assembly/Language), up available.
Using vacuum tubes (Vacuum Tube), a major component. The body is large Electric power And heat work with the machine language (Machine Language) only began to develop sign language (Assembly / Symbolic Language) based applications.
Use equipment, vacuum tubes (Vacuum Tube) is the main component that the machine is large, power consumption, and high heat work with language. (Machine Language) .Start a language symbol (Assembly / Symbolic Language) use.