Aaaand done!
Next step will be to glue the feedthroughs and fill it with oil, as well as designing / building the driver for it.
Sadly the divider didn't fit in there, so I had to order some PCBs to clip on the outside, they should arive any day now
Notices by gigabecquerel (gigabecquerel@chaos.social), page 6
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gigabecquerel (gigabecquerel@chaos.social)'s status on Friday, 20-Oct-2023 19:42:05 JST gigabecquerel -
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gigabecquerel (gigabecquerel@chaos.social)'s status on Friday, 20-Oct-2023 19:42:03 JST gigabecquerel 10 GOhm at a cool 200 kV each, once cleaned and covered in enamel
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gigabecquerel (gigabecquerel@chaos.social)'s status on Friday, 20-Oct-2023 19:42:02 JST gigabecquerel Sure, I never had a reason to doubt the resistors but man it's still nice to see a conformation like that!
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gigabecquerel (gigabecquerel@chaos.social)'s status on Friday, 20-Oct-2023 19:42:00 JST gigabecquerel *chefs kiss*
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gigabecquerel (gigabecquerel@chaos.social)'s status on Friday, 20-Oct-2023 19:41:59 JST gigabecquerel And it's filled!
Let's hope it stays in there.
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gigabecquerel (gigabecquerel@chaos.social)'s status on Friday, 20-Oct-2023 19:41:58 JST gigabecquerel No leaks so far!
Gave the divider a nice coat of this stuff, the multiplier is nearing completion! -
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gigabecquerel (gigabecquerel@chaos.social)'s status on Friday, 20-Oct-2023 19:41:56 JST gigabecquerel The multiplier is done!
Transformer, multiplier and current limiting resistors are in oil, the 20 GOhm divider is installed and tested, now I only need the driver electronics and a nice box for this thing to stand on.
If I get excessive corona from the resistors I'll have to add grading rings at the end of the PCBs, but that will not be an issue.Maaaan this is going to be fun!
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gigabecquerel (gigabecquerel@chaos.social)'s status on Sunday, 15-Oct-2023 18:47:45 JST gigabecquerel @FabLabMuc Let's gooooo
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gigabecquerel (gigabecquerel@chaos.social)'s status on Sunday, 17-Sep-2023 08:19:55 JST gigabecquerel Another good haul from the scrapyard!
Tungsten wire in 20, 100 and 100 um, gold plate and a beautiful machining vise!Along with some pretty nice SHV cables and other goodies :3
I know exactly what Institute is clearing out their detector Departement right now...
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gigabecquerel (gigabecquerel@chaos.social)'s status on Saturday, 16-Sep-2023 07:23:37 JST gigabecquerel Ist das diese Kernphysik
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gigabecquerel (gigabecquerel@chaos.social)'s status on Saturday, 16-Sep-2023 07:23:35 JST gigabecquerel Hmmmm
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gigabecquerel (gigabecquerel@chaos.social)'s status on Saturday, 16-Sep-2023 07:23:33 JST gigabecquerel Oh damn.
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gigabecquerel (gigabecquerel@chaos.social)'s status on Saturday, 16-Sep-2023 07:23:32 JST gigabecquerel This may take a while, I need ~800 windings per section.
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gigabecquerel (gigabecquerel@chaos.social)'s status on Saturday, 16-Sep-2023 07:23:30 JST gigabecquerel Half way there!
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gigabecquerel (gigabecquerel@chaos.social)'s status on Friday, 15-Sep-2023 02:19:40 JST gigabecquerel so this is a fun rabbit hole
I wanted to look up what my SLA resin is made of, so I looked at the manufacturers MSDS and found this
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gigabecquerel (gigabecquerel@chaos.social)'s status on Friday, 15-Sep-2023 02:19:37 JST gigabecquerel "Sure", I thought, "60% Epoxy resin, this must be the monomer!" and threw that CAS number into the earch engine of my choice.
First result is this site
https://www.chemicalbook.com/ChemicalProductProperty_DE_CB32131152.htm
Cofirming the "Epoxy Resin", giving some other names, as well as a formula and molecular structure -
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gigabecquerel (gigabecquerel@chaos.social)'s status on Friday, 15-Sep-2023 02:19:35 JST gigabecquerel Upon closer look I realized that molecule looks a bit funny... no epoxy group, and what are those halogens doing there?
Turns out:
That CAS is listed as Haloperidol, an antipsychiotic drug!I have absolutely no idea how that happend, and how that mistake has spread over so many sites?!
In conversation from chaos.social permalink -
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gigabecquerel (gigabecquerel@chaos.social)'s status on Monday, 11-Sep-2023 11:04:01 JST gigabecquerel Took apart a small little quadropole mass spectrometer, and the physics package is amazingly beautiful
In conversation from chaos.social permalink Attachments
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gigabecquerel (gigabecquerel@chaos.social)'s status on Wednesday, 23-Aug-2023 05:40:40 JST gigabecquerel @lanodan Pretty much!
Ideally in a Tumor, or in this case an ionisation chamber simulating a tumorIn conversation from chaos.social permalink -
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gigabecquerel (gigabecquerel@chaos.social)'s status on Tuesday, 22-Aug-2023 01:15:34 JST gigabecquerel Spent the day at PTB, it's always amazing there!
I heard they're looking to fill some empty positions 😉In conversation from chaos.social permalink Attachments