The Useful Components Projects Page

This is the projects page for Useful Components

Choccy Block Crystal Set Radio Kit

A sensitive, small and easy to build crystal set available as a kit of electronic parts.

Choccy Block Six Transistor MW AM Radio Kit

A fully portable modern replacement for the Ladybird Book Transistor Radio using a single tuned TRF design, available as a kit of electronic parts.

Choccy Block Simple Ring Modulator

A simple diode and transformers ring mod to make your "Dalek" or "Sapphire and Steel" sound effects, as well as some analogue synth bell timbres.

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