Community research

cfastie commented on an answer about How similar is the code for the KnowFlow and the RIFFLE data loggers? over 6 years ago

Teams? There are going to be teams? Will they have T-shirts? I'm still not sure overlapping code...

warren commented on Best PLab demo ideas for a large group? over 6 years ago

I've done spectrometer building with people -- that works pretty well, although it's good to prac...

warren commented on Calibration Issues with larger images over 6 years ago

Super helpful. Thanks and there is an issue filed for getting it to accept larger images: https:/...

warren commented on an answer about How similar is the code for the KnowFlow and the RIFFLE data loggers? over 6 years ago

I'd guess that there could be a lot of commonality in cases where you want to set up the same sen...

warren commented on How similar is the code for the KnowFlow and the RIFFLE data loggers? over 6 years ago

A good question for @rockets and @shanlter too!

gretchengehrke commented on using soap bubbles for pump calibration over 6 years ago

@eustatic, no worries -- Mathew got this pretty far (complete, perhaps?). The video is embedded i...

Megoptera commented on Homemade Raman spectrometer over 6 years ago

I couldn't help notice a lack of written material, esp a numeral-labeled diagram. Hoping this is ...

eustatic commented on My DIY Formaldehyde test kit over 6 years ago

dot

eustatic commented on Riffle conductivity caps and other housing ideas over 6 years ago

dot

eustatic commented on using soap bubbles for pump calibration over 6 years ago

I ended up with pump calibration kit...did i kill the momentum on this project? signs point to ye...

eustatic commented on Hydrogen sulfide badges by Morphix Technologies over 6 years ago

i'm tagging this and mathew's volume calibration video with "h2s"

eustatic commented on Mississippi Phosphates: Better air for Alice over 6 years ago

Here's a sample of Water from Bayou Chicot, I think, from 2016. I have to ask Howard. https://w...

eustatic commented on Mississippi Phosphates: Better air for Alice over 6 years ago

Halter Marine is also a facility, a ship / paint stripping yard in the south of that oct 11th pho...

eustatic commented on Mississippi Phosphates: Better air for Alice over 6 years ago

Oh, hello post. Sadly, Barbara is still at it. MS Phosphates pollutes the water, as well, which...

danbeavers commented on Depth Sensor Proposal - Experimental Results over 6 years ago

By the tube, I assume you mean the manometer. The most accurate way to accomplish this would be ...

stevie commented on Depth Sensor Proposal - Experimental Results over 6 years ago

great PDF write up. say someone was to mount the tube on the wall where the water changes. What m...

mrw0116 commented on an answer about Helium alternative over 6 years ago

Chris, thanks much for these details. This gives me a much better idea of costs and how much heli...

mrw0116 commented on an answer about Helium alternative over 6 years ago

Thanks, Warren. Good to know, but a little scary.

Johnix commented on Calibration Issues with larger images over 6 years ago

I tried again with the same image at 1080x1440, no success. I further reduced it to 540x720, and...

Johnix commented on Calibration Issues with larger images over 6 years ago

Hi Warren, thanks for replying. Yes, that's quite possible. The picture is 3456*4608 pixels, 1.25...

danbeavers commented on Depth Sensor Proposal over 6 years ago

Go here to see the results from experimentation.

kgradow1 commented on Arsenic detection in well water with spectrometry over 6 years ago

This is really exciting. Are you planning to do a flame test for this? (I'm pretty unfamiliar...

zengirl2 commented on MapKnitter map of lumcon barnraising 2017 over 6 years ago

@eustatic This is a great example and I do believe I see sunlight glint and not oil sheen. :)

momosavar commented on Potentiostat Notes-3; WheeStat 5.1 Fabrication over 6 years ago

Hi @jsummers I downloaded processing and exported the application. Thank you very much

warren commented on Optika Game 2 over 6 years ago

Hi! Can you tell us a bit about your project here? Thank you, and welcome!

liz commented on Share Your Barnraising 2017 Photos! over 6 years ago

Here is Molly's presentation on dynamics in the Linux kernel mailing list: mdb-barnraising2017-f...

liz commented on Share Your Barnraising 2017 Photos! over 6 years ago

warren commented on Hydrogen Sulfide Dosimeter over 6 years ago

Nice! ChemSee's H2S-KT1 contains two hydrogen sulfide dosimeters, FULL USE INSTRUCTIONS and in-l...

shanlter commented on an answer about How does Riffle compatible with 5V sensors? over 6 years ago

Hi Dan, thanks very much! So basically, what I need is to connect (at least) DO and pH sensors to...

shanlter commented on an answer about How does Riffle compatible with 5V sensors? over 6 years ago

Thanks very much! The link of your website is very helpful! I will try when I receive a riffle : )