Operational amplifier
part · 1941 · Electric age
A general-purpose differential amplifier.
What it is made of
- Vacuum tube — has part. The first op-amps used vacuum tubes.
Principles and materials it uses
- Copper — is made of. The conductors are copper.
- Feedback control — uses. Feedback sets the gain.
Where it is used
- Mixing console — is part of. Amplifiers.
What it is a kind of
- Amplifier — is a kind of. A kind of amplifier.
- Integrated circuit — is a kind of. Made as an integrated circuit.