Search found 15 matches

by Jeremy Sims
Wed Mar 11, 2015 11:48 pm
Forum: Vacuum Technology (& FAQs)
Topic: Beginning vacuum work
Replies: 7
Views: 2817

Beginning vacuum work

I will use this post to document all issues with vacuum work on my fusor. I have a chamber but not all parts to seal off yet. Began testing the Welch 1400 today. Pump was purchased from Craigslist and the owner said it came from a local university auction. Had no motor or pulley. Added a 1/3 HP moto...
by Jeremy Sims
Sun Mar 01, 2015 10:34 pm
Forum: High Voltage - Fusor Input Power (& FAQs)
Topic: Van De Graaff Belt Source
Replies: 5
Views: 3013

Re: Van De Graaff Belt Source

I used the solid vinyl shelf liners from Walmart. Did not overlap. But do slant the seem. Just laid the two pieces end to end and used a sewing machine (from thrift store) to zig-zag stitch the seem. Worked really well.
by Jeremy Sims
Tue Feb 10, 2015 11:45 pm
Forum: Vacuum Technology (& FAQs)
Topic: One unnamed diffusion pump.
Replies: 2
Views: 1531

One unnamed diffusion pump.

IMG_20150210_174728.jpg IMG_20150210_174751.jpg IMG_20150210_175037.jpg IMG_20150210_175207.jpg IMG_20150210_175234.jpg IMG_20150210_180954.jpg My routine on my days off is to immediately after waking up, scour eBay to see if anything new that I may be able afford has been posted for sale. So about...
by Jeremy Sims
Mon Feb 02, 2015 7:56 pm
Forum: Vacuum Technology (& FAQs)
Topic: PFEIFFER-BALZERS-TPU-170-to TCP300 Cable
Replies: 4
Views: 2412

Re: PFEIFFER-BALZERS-TPU-170-to TCP300 Cable

Have you tried contacting the manufacturer? I was bidding on one of these pumps on eBay and someone sniped the last second and beat me. Probably for the best since it had no cable or controller. Good luck!