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Stylized blueprint portrait of Alessandro Volta

Alessandro Volta

1745 – 1827

Built the first battery; the volt is his.

The Italian physicist who built the first battery — the voltaic pile — around 1800, settling a famous dispute with Galvani and giving science a steady source of electric current for the first time.

The unit of electric potential, the volt, is his. Every battery and power-supply tool here descends from his stack of zinc, copper, and brine-soaked cloth.

Portrait: a stylized blueprint-line rendering, not a photograph.

Contributions in the toolbox

  1. 1800

    The voltaic pile — the first battery.

    Battery Life
  2. 1800

    The pile — cells in series, the first battery.

    Battery Pack Configuration

Calculators built on this work

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