I am trying to create a speed control for a brushless AC motor, like those used in fountain water pumps. Since the speed of the motor is determined by the line frequency I want to make a low ...
I'm making plasma sculptures, and am also really interested in making big arcs and tesla coils. I started with some newer TV flybacks and the 2N3055 single-transistor flyback driver, and am moving on ...
MightyOhm has designed a geiger counter which is here. I am not very clear but I think he is using the 555 timer as an oscillator in the high voltage power supply section. I've attached his schematic ...