These pages will help you identify components, read their values and learn about their functions.

For care of components when soldering please see the Soldering Guide.

The operation of circuits and their components is explained in the Study section.

Rapid Electronics

Rapid Electronics stock a wide range of components, tools and materials for electronics and I am happy to recommend them as a supplier. They have kindly allowed me to use their images on this website and I am very grateful for their support.

Advertiser Discounts and Offers

10% off all Switch Electronics orders (no minimum spend) with discount code ECLUB10.

10% off all electronics kits from Mitch Electronics with discount code ELECCLUB.

£5 off Rapid Online when you spend £100+ with discount code AW5OFF100 (expires 30 June 2019).

Component Reference Books