very much still under construction and likely to always be. there are always new things on the internet. check back; there will be more links!
someone gets a special mention here. ;)
electronics
generally focused around analog low- and high-voltage work. a lot of this is from a very long time ago (at least… from my perspective). some of them are horrifically formatted.
- ludens.cl: the brilliant, eccentric website from which i learned my first magnetics.
- steve ward is pretty well-known in the tesla-coiling biz.
- loneoceans laboratories has some fun kV-level items (but that's not everything — poke around a bit).