Differential analyser

device · 1931 · Electric age

A mechanical analogue computer (Bush).

What it is made of

• Gear — has part. Mechanics.
• Planimeter — has part. Wheel-and-disc integrators.

Principles and materials it uses

• Calculus — uses. It solves differential equations.
• Steel — is made of. The mechanism is steel.

History: what it evolved from and what it influenced

• Tide-predicting machine — evolved from. The ideas of Kelvin’s integrating mechanisms.

What it is a kind of

• Computing device — is a kind of. An analogue computer.

Take Differential analyser apart

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