Search found 8 matches

by ArkadiuszGibes
Tue Mar 30, 2021 10:41 am
Forum: Vacuum Technology (& FAQs)
Topic: Ground terminals for HV feedthrough: chamber as return path
Replies: 14
Views: 3446

Re: Ground terminals for HV feedthrough: chamber as return path

Where did you get from those soviet channeltrones ? Do you have some decent source of it ? :)
by ArkadiuszGibes
Wed Mar 17, 2021 7:04 am
Forum: Vacuum Technology (& FAQs)
Topic: Leybold d8b inernal demister.
Replies: 0
Views: 2657

Leybold d8b inernal demister.

hi I gotnew pump which is trivac d8b, i took it apart and i noticed that there is a kind of filter inside, after small research i found that this is the demister filter. In my pump it was completely broken. The question is, is it really important to have it in pump ? For now i just replaced it with ...
by ArkadiuszGibes
Thu Mar 11, 2021 6:42 pm
Forum: Vacuum Technology (& FAQs)
Topic: Home built mass spectrometer, continued
Replies: 4
Views: 1908

Re: Home built mass spectrometer, continued

Hi Jan! This is great design, i was thinking about building something similar for leak detection in my vacuum system. It's good to see that someone already did it. I have question how did you mesure and adjust the magnets size/position ? Do you have gausmeter for that propose ? Or you used some diff...
by ArkadiuszGibes
Tue Feb 09, 2021 8:19 am
Forum: Vacuum Technology (& FAQs)
Topic: DIY Turbopump Controller
Replies: 35
Views: 9008

Re: DIY Turbopump Controller

I already did it.
by ArkadiuszGibes
Mon Feb 08, 2021 8:47 am
Forum: Vacuum Technology (& FAQs)
Topic: DIY Turbopump Controller
Replies: 35
Views: 9008

Re: DIY Turbopump Controller

Right now im playing with turbovac 50 pump, but it's damaged and i ordered turbovac360V. I will need to do some changes because TMP 360V works on lower voltage and frequency, but this is in most stuff that can be done by FW modifications. I will also repleace my 200V dc/dc converter to toroid transf...
by ArkadiuszGibes
Fri Feb 05, 2021 3:31 pm
Forum: Vacuum Technology (& FAQs)
Topic: DIY Turbopump Controller
Replies: 35
Views: 9008

Re: DIY Turbopump Controller

Hi Here is a repository with kicad files: https://gitlab.com/arkadiusz.g/turbotronik1.0hw/ However, that was the first version of this driver, so it has some issues. One of them is LDO regulator, there is to much current that goes trough it and it is getting hot quite fast. I replaced it with Chines...
by ArkadiuszGibes
Fri Feb 05, 2021 8:35 am
Forum: Vacuum Technology (& FAQs)
Topic: DIY Turbopump Controller
Replies: 35
Views: 9008

Re: DIY Turbopump Controller

Hi guys I already made driver for Turbovac 50. You can see it here https://www.youtube.com/watch?v=HPkOAWe2w2c - it's part of my rotor balancing "toy" now. The project is based on https://github.com/NiklasFauth/stm32-turbotronik - it's not mine. I did some changes to it and it works well. If someone...
by ArkadiuszGibes
Thu Jan 09, 2020 9:41 am
Forum: Please Introduce Yourself
Topic: Hello from Poland
Replies: 1
Views: 50

Hello from Poland

Hello, My name is Arek, I am an Electronics engineer/designer from Kraków. I'm working for a company that makes IoT devices in most. Recently i started a private project which is scanning electron microscope. As I didn't work before with vacuum systems, this place became a great opportunity for me t...

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