This texture was generated in Filter Forge, a Photoshop plugin that allows you to create your own filters.
A more non-literal approach to a circuit board, resembling the effect you get shining a light through a multi-layered circuit board from behind.
The success with the various controls is rather experimentally-
circuit, board, circuitry, technical, computers, futuristic, techno, space-age, components, electronics, electricity, chips