I think 30uA might be ambitious for me.. :) On Thu, Apr 2, 2015 at 6:47 PM, Bob Ammerman wrote: > I have customer that builds high-voltage lightning arrestors for > transmission and distribution lines. The use a wire insulated with silico= n > insulated about 3/8" to 1/2" in diameter to handle voltages up to about > 40Kv. They may not be too concerned about corona loss since their power > supply is about the size of a small refrigerator and has an input breaker > for 240V (480V?) of at least 30A. > > > > ~ Bob Ammerman > RAm Systems > > > -----Original Message----- > > From: piclist-bounces@mit.edu [mailto:piclist-bounces@mit.edu] On Behal= f > > Of Jason White > > Sent: Thursday, April 02, 2015 8:22 PM > > To: Microcontroller discussion list - Public. > > Subject: Re: [EE] Low corona HV wiring > > > > In a pinch, what I have done in the past is take a length of rather nic= e > silicone > > air line (1/8" inner diameter, 3/8" outer) use it to sheath existing lo= w > voltage > > wires (short 10kV pulse). Perhaps I mearly got lucky, since most air li= ne > (that I > > know of) isn't rated for this application. However, I suspect due to it= s > > thickness that it would capable of more when used in over top of an > existing > > high voltage rated wire. > > > > If you have no other alternative, I would look for something like that > either > > on ebay or at your local hardware store. I have had good luck on the > former. > > > > On Thu, Apr 2, 2015 at 7:32 PM, David VanHorn > > wrote: > > > I need suggestions for a small wiring job. I'm running 50kV from a > > > VanDeGraff generator to a resistor and a spark gap. I don't want to > > > take too much of a hit from corona losses, but I don't want to get to= o > > exotic. > > > The spark gap end needs to be removable, and I'll probably blue tape > > > the other end to the VDG sphere. > > > > > > I don't know what sort of commonly available wire might be suitable. > > > Spark plug wire? > > > 50 is a bit hot really for spark plug systems, the plug gap is much > > > smaller than that at least in cars. 50 will jump over an inch betwee= n > > > small spheres. > > > > > > The total length is less than three feet. > > > > > > > > > Ideas? > > > -- > > > http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive > > > View/change your membership options at > > > http://mailman.mit.edu/mailman/listinfo/piclist > > > > > > > > -- > > Jason White > > -- > > http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive > > View/change your membership options at > > http://mailman.mit.edu/mailman/listinfo/piclist > > -- > http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist > --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .