Original poster: "marko by way of Terry Fritz <twftesla-at-qwest-dot-net>" <moyson-at-tig-dot-com.au> Hi!, Could i ask, does anyone know what the electomagnetic feild would look like around a Tesla coil when its in operation?? the secondary and primary coils?. I dont think it looks like a standard solenoid feild. thanks, mark. ps-are there any web sites on this?