Search found 503 matches: +voltage +safety

Searched query: +voltage +safety

by Richard Hull
Mon Mar 06, 2017 4:06 pm
Forum: FAQs: Fusion and Fusor Theory
Topic: FAQ - Voltage-Cross section-Current
Replies: 1
Views: 1076

FAQ - Voltage-Cross section-Current

... each other. Cross section is a variable totally dependent on applied voltage. The "fusion cross section" is a probabilty that in a uniformly active ... will require significant electrical or electronics skills. High voltage safety becomes of paramount importance to avoid being killed or injured ...
by dario_tortato
Sun Feb 12, 2017 3:54 pm
Forum: Neutrons, Radiation, and Detection (& FAQs)
Topic: Problem with Canberra Series 30
Replies: 26
Views: 3904

Re: Problem with Canberra Series 30

Ok, I solved the problem, I'm just stupid. To give the supply voltage in the safety, at the instrument under test, I use a 230/230 isolation transformer and a variac with ...
by Dennis P Brown
Mon Feb 06, 2017 12:14 pm
Forum: Ion Gun Design and Construction (& FAQs)
Topic: Plasmagun/railgun for Stelarate
Replies: 31
Views: 3268

Re: Plasmagun/railgun for Stelarate

... rod) with a fairly high current (proper gauge) well insulated (for the voltage) wire connected from that tip to a ground (the same used for the ... without first checking them with the ground stick. Another important safety issue - caps that are rapidly discharged can over heat and explode. ...
by Dennis P Brown
Mon Jan 23, 2017 4:02 pm
Forum: Vacuum Technology (& FAQs)
Topic: Low Tech Gas Feed Solution
Replies: 15
Views: 2026

Re: Low Tech Gas Feed Solution

... ground configuration is used (and always a good idea to use this for safety!), one is also "piping in" huge voltage surges into the ground system which all your electronics can easily "see". My poor ...
by Dennis P Brown
Mon Jan 09, 2017 12:44 pm
Forum: Images du Jour
Topic: Daniel Klasing- Plasma Club Application
Replies: 3
Views: 746

Re: Daniel Klasing- Plasma Club Application

... chamber. Is that just not visible? Not a fan of spark plugs for high voltage feed-thru's. Besides a a gate valve, a decent HV feed thru is a very ... lethal and having redundant grounds is both smart and a critical safety feature - especial with a metal support structure. Using just a ground ...
by Rich Feldman
Tue Jan 03, 2017 10:51 pm
Forum: High Voltage - Fusor Input Power (& FAQs)
Topic: The Beginnings of a Fusor Electrical System
Replies: 51
Views: 4816

Re: The Beginnings of a Fusor Electrical System

... engage a live teacher/mentor face to face. In fact it's essential, for safety among other things. We get people here who should be sent away to ... than any in the kit. Circuit A might be child's play. What's the voltage on each lamp in circuit B? What's the voltage between points X and ...
by Rex Allers
Sat Dec 31, 2016 10:30 am
Forum: High Voltage - Fusor Input Power (& FAQs)
Topic: The Beginnings of a Fusor Electrical System
Replies: 51
Views: 4816

Re: The Beginnings of a Fusor Electrical System

... the transformer in its circuit. The transformer basically had two high-voltage secondary sections. I forget the exact numbers but let me guess that ... come from the same connection. Why are there two? Possibly redundancy safety on the grounding of the HV source. Now, let's think about the primary ...
by Robert Dwyer
Tue Dec 06, 2016 5:21 am
Forum: High Voltage - Fusor Input Power (& FAQs)
Topic: Getting -35Kv
Replies: 8
Views: 1517

Getting -35Kv

... at least -35kv @ 20 milliamps, while being able to vary and measure the voltage and current. Now, I will admit right now before I go into everything, ... if I wanted to do that, I couldn't afford to do it). 2. For simplicity, safety reasons, and reasons having to do with knowledge, I am really ...
by Richard Hull
Sat Dec 03, 2016 9:05 am
Forum: High Voltage - Fusor Input Power (& FAQs)
Topic: Spellman DXM70N600X3547 power supplies on ebay -70kV 8.56MA
Replies: 151
Views: 13848

Re: Spellman DXM70N600X3547 power supplies on ebay -70kV 8.5

... resistor value might do it, but the working dissapation will go up. The voltage drop would be not important, of course at most any value of ballast, ... the resistor...No big deal voltage wise. .007 X1050 = 7-10 watts a good safety margin would demand a 25 watt resistor (would just get warm) a ...
by Richard Hull
Wed Nov 23, 2016 9:19 pm
Forum: High Voltage - Fusor Input Power (& FAQs)
Topic: Spellman DXM70N600X3547 power supplies on ebay -70kV 8.56MA
Replies: 151
Views: 13848

Re: Spellman DXM70N600X3547 power supplies on ebay -70kV 8.5

... type. The human being is in total control and not some engineered safety trip point working in the micro-second or millisecond time frame to ... of 100ma or even more are possible as the user learns to apply the voltage needed to do fusion. The gas conduction regime rules the roost and ...