I don't think anyone has ever tried to make some from scratch, as it can be lethal and the transformers wouldn't be widely available (would they?)
Better to get some Quads and either re-build )57's) or properly set up (63's) with them well off the floor and tilted back a little as the treble is made to beam downwards on the domestic versions (I'm not going to suggest the hideously ugly and dangerous Noel Keyward technique of removing both grilles AND protection mesh.....
Tear down these walls; Cut the ties that held me
Crying out at the top of my voice; Tell me now if you can hear me