NG9R SAID: "Also, using small wire for a HV fuse (which I have done myself in a pinch), please be careful about the positioning and mounting of such a fuse. Make sure when it does open, ends of the open wire cannot come in contact with anything." I agree: http://w2dtc.com/w2dtc-hv-power-supply/2005-0304-ps-hv-fuse.jpg 73, Ken W2DTC