Search found 7 matches

by swiederhold
Tue Aug 21, 2012 5:05 pm
Forum: High Voltage - Fusor Input Power (& FAQs)
Topic: Opinions on WiederLabs 100kV Feedthrough
Replies: 19
Views: 6581

Re: Opinions on WiederLabs 100kV Feedthrough

<t>If we sold them for as much as the first few have cost to make, the price would be significantly higher. <br/> <br/> These guys are difficult to make. There was a lot more than just figuring out the ceramics. We had to perfect a metal spinning process to form the expansion joint made from Kovar, ...
by swiederhold
Tue Aug 21, 2012 4:26 pm
Forum: High Voltage - Fusor Input Power (& FAQs)
Topic: Opinions on WiederLabs 100kV Feedthrough
Replies: 19
Views: 6581

Re: Opinions on WiederLabs 100kV Feedthrough

<t>We actually do manufacture our own feedthroughs. I can provide more details on the manufacturing process, if there is interest.<br/> <br/> I’ve attached a photo showing the positive mold machined from wax, the negative mold made from potter’s plaster, and the final fired insulator.<br/> <br/> Sco...
by swiederhold
Fri May 18, 2012 1:39 am
Forum: FAQs: Fusor Construction & Operation
Topic: FAQ: Obtaining that perfect sphere....
Replies: 7
Views: 8637

Re: FAQ: Obtaining that perfect sphere....

<t>When constructing my chambers, I machine the Conflat flanges from virgin stainless stock. This allows me to dimension the weld lip to accommodate for the hemisphere. For a 6” sphere, I trim the hemisphere’s by .250”.<br/> <br/> The need for a more “perfect” sphere really only seems to come into p...
by swiederhold
Fri May 18, 2012 1:00 am
Forum: Images du Jour
Topic: Archived - Fusor progress, info & photos
Replies: 27
Views: 12648

Re: Archived - Fusor progress, info & photos

In regards to the strength - I never know what people are going to do with them once they leave my control. Better safe than sorry.

I'll follow Richard's lead and jump over to the other thread to respond to your questions about the spherical shape of the chambers.
by swiederhold
Thu May 10, 2012 1:29 pm
Forum: Images du Jour
Topic: Archived - Fusor progress, info & photos
Replies: 27
Views: 12648

Re: Archived - Fusor progress, info & photos

<t>***<br/> Note: Off the cuff trashing and inflammatory remarks will be ignored by me as they are counterproductive and I have no interest in engaging in forum flame wars. Personal attacks on me or my business are not warranted or appropriate. A large number of assumptions have been made based sole...
by swiederhold
Mon May 07, 2012 4:52 am
Forum: Images du Jour
Topic: Archived - Fusor progress, info & photos
Replies: 27
Views: 12648

Re: Archived - Fusor progress, info & photos

I have NEVER used pictures of other people's fusors. The fusor pictures on my site, now or previously, are of MY personal fusor. Get your facts straight before you defame people.
by swiederhold
Mon May 07, 2012 4:41 am
Forum: Images du Jour
Topic: Archived - Fusor progress, info & photos
Replies: 27
Views: 12648

Re: Archived - Fusor progress, info & photos

I am the owner and operator of Wieder Labs.

Obviously you are free to critique my work. However, can you please specify which image on my web site you are claiming is "stolen"?