This is a regional page for the Public Lab Community in the midwestern United States and Canada. North Dakota, South Dakota, Nebraska, Oklahoma, Minnesota, Iowa, Missouri, Wisconsin, Illinois, Indiana, Michigan, Ohio. ###Organizers in the Midwest * [Pat Popple](/profile/Pat) (Chippewa Falls, WI) * [Anita Chan](/profile/anita) (Champaign-Urbana, IL and Lima, Peru) ###Existing chapters in the Midwest **Discussing on the [Midwest mailing list](https://groups.google.com/forum/#!forum/publiclab-midwest):** - [Chicago](http://publiclab.org/wiki/chicago) Discussing on the [Chicago mailing list](https://groups.google.com/forum/#!forum/public-lab-chicago) - [Wisconsin](/wiki/wisconsin) Discussing on the Midwest mailing list ###Midwest Projects - [The Frac Sand Issue](https://www.publiclab.org/wiki/frac-sand) - [The Petcoke Issue](https://publiclab.org/wiki/chicago) ...
| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| mathew | "How does data come off? USB? Serial? There's got to be something " | Read more » | almost 10 years ago | |||
| Jdahlen | "Sorry for the late reply, but the Dusttraks and Dylos, to my knowledge, do not have sensor out-ports. If I would be able to see what the connector ..." | Read more » | almost 10 years ago | |||
| mathew | "yes, they are also optical, like the Dustduino and Speck, but they use lasers instead of focused LEDs. " | Read more » | almost 10 years ago | |||
| warren | "Hi, thanks for the post -- are the Dusttrak & Dylos optical devices, like the one the DustDuino project's using? http://publiclab.org/tag/dustd..." | Read more » | almost 10 years ago | |||
| mathew | "Also, I noticed your two Dusttrack monitors you're using had different air intakes (pic below). is the cyclone really important? would it improve ..." | Read more » | almost 10 years ago | |||
| mathew | "Cool! you can also grab graphics from our guides if that's helpful. one note on the balloon connection-- the camera is more stable if you attach ..." | Read more » | almost 10 years ago | |||
| warren | "Perhaps if you posted the curriculum as a wiki page, others could offer edits and so forth? You could pretty much copy/paste it in! " | Read more » | almost 10 years ago | |||
| warren | "Wow, cool! There are a variety of old curricular content which you might be able to source from or add to: http://publiclab.org/wiki/en/cedro-gras..." | Read more » | almost 10 years ago | |||
| mathew | "Cool! Does the dusttrack or dylos have a sensor-out port? I'm thinking we could hook it up to another data logger and collect humidity data on t..." | Read more » | almost 10 years ago | |||
| mathew | "From the literature on stickypads, concentrations of particles smaller than the resolution of the scanned image can be roughly estimated by albedo ..." | Read more » | almost 10 years ago | |||
| jefffalk | "The graph is wonderful and would be very informative if one could be confident of the story it tells. In all cases of use of particle counters one ..." | Read more » | almost 10 years ago | |||
| jefffalk | "I may not be understanding this method fully but keep in mind that PM2.5 indicates particulate of aerodynamic diameter less than or equal to 2.5µm...." | Read more » | almost 10 years ago | |||
| eustatic | "Mat, thanks for working on this crucial issue. lung cancer sucks, and you should apply for an NIH grant for your work to cure it. <3 " | Read more » | almost 10 years ago | |||
| stevie | "Hm.. disappointing! I have faith though, keep on geekin on :) " | Read more » | almost 10 years ago | |||
| mathew | "right-- and with an SLR the image capture would be much faster than waiting for a scanner. " | Read more » | almost 10 years ago | |||
| cfastie | "I had a similar experience when I was figuring out how to copy old film negatives. The best (very expensive) scanner at Middlebury College made a b..." | Read more » | almost 10 years ago | |||
| amysoyka | "Thanks for sharing the know-how. Directional scanning, eh? I shall have to make a query to a few people I know about that one. " | Read more » | almost 10 years ago | |||
| cindy_excites | "Thanks for this Mat! Let us know how your scanners testing goes. It might be something interesting for people here in London - air pollution is a b..." | Read more » | almost 10 years ago | |||
| MicheleTobias | "Thanks for posting this information! I just tried it with one of my GoPro datasets that's been giving me fits and it did really well stitching the..." | Read more » | about 10 years ago | |||
| mathew | "I got some big (4"x8") sheets from american science and surplus. I was going to see what happens when I put some silica dust down on a flatbed wit..." | Read more » | about 10 years ago | |||
| warren | "We could use smartphone or laptop screens for polarized light, or steal 3d glasses from movie theaters. I guess polarized light isn't in short supp..." | Read more » | about 10 years ago | |||
| patcoyle | "I got a workflow for the auto volume measurement, in case it is useful: http://publiclab.org/notes/patcoyle/04-07-2014/using-free-sfm-tools-for-aut..." | Read more » | about 10 years ago | |||
| mathew | "Awesome! " | Read more » | about 10 years ago | |||
| patcoyle | "Here is another volume measurement using SFM example, in case it's useful: http://publiclab.org/notes/patcoyle/03-27-2014/example-using-free-sfm-t..." | Read more » | about 10 years ago |