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Re:DIY Raspberry Pi Spectrometer Guide by csdvrx on Friday January 21, 2022 @02:12PM (#30028492)
Unfortunately, light spectrometer, not mass spectrometer.

I'd love a DIY mass spectrometer or liquid chromatograph for biohacking!

Re:DIY Raspberry Pi Spectrometer Guide by anfractuosity on Friday January 21, 2022 @02:16PM (#30028558)
You might like - https://www.youtube.com/watch?v=nIKhUizkXxA ( DIY mass spectrometer measures potassium in dietary salt substitute ) by Ben Krasnow
Re:DIY Raspberry Pi Spectrometer Guide by nbernard on Friday January 21, 2022 @04:47PM (#30030423)
As well as Chromatogiraffery's channel: https://www.youtube.com/channel/UCZ8l6SdZuRuoSdze1dIpzAQ
Re:DIY Raspberry Pi Spectrometer Guide by shpongled on Friday January 21, 2022 @04:17PM (#30030120)
I think you're going to have a very hard time doing any kind of actual (interesting) analysis on a DIY MS.
Re:DIY Raspberry Pi Spectrometer Guide by network2592 on Friday January 21, 2022 @08:04PM (#30032031)
List of open source software to analyze data from mass spectrometers.

https://bryanhanson.github.io/FOSS4Spectroscopy

Re:DIY Raspberry Pi Spectrometer Guide by cinntaile on Friday January 21, 2022 @05:01PM (#30030536)
https://www.open-raman.org/

You can try building that one. It's a DIY raman spectrometer.

Re:DIY Raspberry Pi Spectrometer Guide by alexose on Friday January 21, 2022 @06:43PM (#30031447)
Also a neat write up of a DIY near-IR spec here: https://caoyuan.scripts.mit.edu/ir_spec.html

I'm still holding out hope someone will make an open source FT-IR design. I actually need one for a project I'm working on, and I'd prefer not to shell out thousands of dollars for a used machine.

Re:DIY Raspberry Pi Spectrometer Guide by network2592 on Friday January 21, 2022 @08:07PM (#30032053)
What are the key hardware differences between near IR and FT-IR? Could they be overcome with some software assisted analysis?