High-voltage coincidence

I’m in need of a high-voltage, low current DC power supply temporarily for an experiment in the lab, prices for these from the usual suppliers run into the hundreds of pounds. Given that all (all but the very best ones anyway) they consist of is a string of diodes and capacitors in a Cockcroft-Walton configuration, …

Bullshit baffles brains?

The new job is going reasonably well, I’m not sure that I’m over-keen at being introduced to people as the solution to all their troubles, but I hope I can be useful. Tomorrow I have to entertain, persuade and divert some industrial partner visitors. Progress on the project they are coming to see is pretty …