Learn how to use logic gates and circuit diagrams to create a simple calculator that can perform addition and subtraction with four-bit numbers.

Learn about symbols for electrical components and how to draw circuit diagrams. Bitesize Scotland Science article for learners at Second Level Curriculum for Excellence.ls explained for curriculum ...

Learn about the common symbols and conventions used in relay logic and ladder diagrams for electrical controls, and how they can help you read and understand control circuits.

We use circuit symbols to draw diagrams of electrical circuits, with straight lines to show the wires. The diagram shows some common circuit symbols.

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