Search found 465 matches: +voltage +safety

Searched query: +voltage +safety

by Liam David
Sat Jul 06, 2019 4:33 pm
Forum: Images du Jour
Topic: I'm back, and fusing
Replies: 5
Views: 4356

I'm back, and fusing

... and 5mA on the main grid. Unsurprisingly the potential rises with grid voltage. It's nothing particularly interesting, but perhaps it will serve ... to 20kV and then 30kV as I got the hang of it. As mentioned before the safety features of the Spellman supply can be tricky to handle, and the plasma ...
by Robert Dwyer
Wed Jun 19, 2019 1:36 am
Forum: High Voltage - Fusor Input Power (& FAQs)
Topic: Some Beefy Power Supplies
Replies: 2
Views: 4694

Some Beefy Power Supplies

... DC microwave source as well as these increadibly high currents at high voltage. I think the two extra ports will help accommidate two ions-guns. While ion sources, there design, and safety, are an interesting topic, I will leave any more discussion as to those sources ...
by Richard Hull
Wed May 29, 2019 4:57 pm
Forum: Other Forms of Fusion - Theory, Construction, Discussion, URLs
Topic: Columbus-I Pinch Tube Build
Replies: 56
Views: 33769

Re: Columbus-I Pinch Tube Build

... activation. Note!! With any pulsed-discharge system at elevated voltages the X-ray pulse will be fearsome!!! Remember!!! The voltage of the ... square law in this type of experiment as it is, as usual, all about safety from X-rays and not neutrons. Richard Hull
by Mark Rowley
Sat May 25, 2019 12:35 am
Forum: High Voltage - Fusor Input Power (& FAQs)
Topic: High Voltage Feedthru, Richards design
Replies: 9
Views: 9266

Re: High Voltage Feedthru, Richards design

In relation to the maximum shell temperature of the average Fusor, would 550 deg brazing solder be an acceptable choice?

To add a safety measure, a small computer type cooling fan could blow on the insulator during operation.

Mark Rowley
by Richard Hull
Wed May 15, 2019 8:26 pm
Forum: FAQs: High Voltage
Topic: FAQ - Build a high voltage "bias" meter for free!
Replies: 6
Views: 7187

FAQ - Build a high voltage "bias" meter for free!

Bias voltages, PMT and GM supply voltages often need to be measured with accuracy. A bias supply ... rare to require any nuclear detector bias much above 2kv. ***************************** SAFETY NOTE ********************************************************* The meter described ...
by Rich Feldman
Sat Apr 13, 2019 9:06 pm
Forum: Neutrons, Radiation, and Detection (& FAQs)
Topic: A semi-DIY preamplifier for radiation detectors
Replies: 28
Views: 15124

Re: A semi-DIY preamplifier for radiation detectors

... supply (by itself) on for a few days at 1900 volts, and worked the voltage-setting dial up and down a few times. AC coupling by user, with a ... Plastics, along with a sheet of beryllium and part of a small household safety appliance. Digital storage scope triggers about once every minute ...
by Richard Hull
Wed Mar 06, 2019 7:24 am
Forum: FAQs: Fusor Construction & Operation
Topic: FAQ - How to conserve D2 gas and avoid leak down
Replies: 0
Views: 3179

FAQ - How to conserve D2 gas and avoid leak down

... system, you must close the deuterium tank or bottle valve. this is for safety sake and just common sense. Over days or weeks the high pressure gauge ... and continue until it is exhausted. I must tell you to take your fusor voltage back to zero before replenishing the high pressure gauge. (more ...
by Dennis P Brown
Sat Feb 16, 2019 12:45 pm
Forum: Fusor and/or General Fusion Theory (& FAQs)
Topic: Fusors and Maxwell's Equations
Replies: 6
Views: 7786

Re: Fusors and Maxwell's Equations

... call a demo fusor project by that name. As soon as anyone in admin or safety googles that word, then nuclear fusion, neutrons and possibly x-rays ... an electro-magnetic plasma demonstration device. Next, don't use a voltage that will produce measurable x-rays; a NST is the best and safest ...
by Dennis P Brown
Fri Feb 08, 2019 10:10 am
Forum: Images du Jour
Topic: Tyler's Demo Fusor
Replies: 7
Views: 3906

Re: Tyler's Demo Fusor

... (say, 30 microns) so your plasma stays light. Good you are wearing safety glasses but that doesn't protect your face. A thin walled glass like ... and you have a future real fusor chamber. One can get inexpensive high voltage diodes on ebay via Chinese manufactures. Some are extremely good ...
by Tyler Meagher
Fri Feb 08, 2019 2:53 am
Forum: Images du Jour
Topic: Tyler's Demo Fusor
Replies: 7
Views: 3906

Re: Tyler's Demo Fusor

Rich and Dennis, thank you for your comments. I do wear safety glasses when working in the shop and lab. I have a procedure I follow ... and I don’t understand rectified output yet. I am not using high voltage diodes like the demo fusor FAQ diagram <http://www.fusor.net/board/viewtopic.php?f=29&t=4405#p27243>. ...