 List of vacuum-tube computers

A vacuum-tube computer is an early type of computer that uses vacuum tubes to perform its calculations and operations. These computers were prominent from the 1940s to the early 1960s before being largely replaced by transistor-based systems. Here is a list of notable vacuum-tube computers: 1. **ENIAC (Electronic Numerical Integrator and Computer)** - Completed in 1945, it is often regarded as the first general-purpose electronic digital computer.