Electromagnetic microphone for cheap?

In this video I show you how to turn cheap guitar pickup to electromagnetic microphone How humbucker works, by Seymour Duncan https://www.seymourduncan.com/blog/la... https://www.seymourduncan.com/blog/la... Color coded wires by brands (could be off, as it is old blog post, and I’ve seen that picture elsewhere.) http://3.bp.blogspot.com/_mgaBQf-Ljq0...