Community research

Swede2 commented on Built the entry level paperkit over 6 years ago

Oh, that's great. I'm glad the comment was useful. If you are satisfied with your hand built vers...

Ag8n commented on an answer about Formaldehyde levels over 6 years ago

Thank you for your reply. I looked at the paper referenced. The pump modifications look very go...

warren commented on Built the entry level paperkit over 6 years ago

Ooh, good question on the camera! Post a question at #spectrometry and i know people have tried a...

jpschaaf commented on Built the entry level paperkit over 6 years ago

By the way, thanks for mentioning the use of electrical tape. Applying that suggestion took my a...

warren commented on Paper spectrometer for phone: modification for hard-to-peel cd roms over 6 years ago

Great suggestion!

gretchengehrke commented on Formaldehyde levels over 6 years ago

@Ag8n, our goal is to have this system be less expensive and more sensitive than Draeger tubes. T...

liz commented on A Victory for Clean Water: Citizen Science Data Leads to Change by Andy Hrycyna over 6 years ago

This is inspiring, thank you for bringing attention to this!

warren commented on Formaldehyde levels over 6 years ago

Maybe @gretchengehrke or @nshapiro can chime in on this one? Thanks!

cfastie commented on Can Infragrams be used to count coconuts/crop productivity? over 6 years ago

The signature of ripe coconuts might be distinguishable from some of the other things in the phot...

liz commented on Formaldehyde Monitoring Open Call on Tuesday, January 16th at 3:00 pm ET over 6 years ago

I will be attending!

david_uwi commented on Small Ac generator using a single neodymium sphere over 6 years ago

When looking at this the only thing that comes to mind is WHY?

Kelemeh commented on Calibrating DHT11 sensors over 6 years ago

Hello btbonval! Thank you for sharing this project with us! I really liked it. I'm a beginner wit...

amirberAgain commented on Python and openCV to analyze microscope slide images of airborne particles over 6 years ago

This sounds very interesting, but I don't have any raw data. Maybe join the Tue. open call? I thi...

dakoller commented on Python and openCV to analyze microscope slide images of airborne particles over 6 years ago

Hi, some days ago I talked about this topic with a friend of mine... the usecase is ongoing poll...

aldehyde commented on Thoughts on Low Cost air quality sensors over 6 years ago

Hi. What kind of Framework (for Participatory PM2.5) can use for creating monitoring cities?

warren commented on Compile screenshots and URLs for aerial images of Harvey damages in a spreadsheet for reporting over 6 years ago

The spreadsheet was briefly unavailable but is now back online, thanks!

warren commented on Collaboratively write the new Pocket Guide to Grassroots Mapping over 6 years ago

Now with outlined text: booklet-outlines-black.pdf

zengirl2 commented on How to bootload a Riffle #Arduino #water #science #tech over 6 years ago

Whoah, my first! So exciting. :)

yuvalsh commented on How do i overlay a north to south aerial image on a digital map? over 6 years ago

Hi, Thanks :-) I didn't find yet in leaflet's libraries but will keep looking there and in other...

JSummers commented on an answer about What is my potential all over the place? over 6 years ago

Hi @Greg_H, If the altSPI files are not on your usb memory you can download them here: https://gi...

aldehyde commented on How good is the PurpleAir sensor and what does it detect? over 6 years ago

Hey folk, What kind of Framework (for Participatory PM2.5) can use for creating monitoring cities?

liz commented on an answer about Need your feedback on Tag pages over 6 years ago

it would be great if we saw pictures of contributors on the tag pages

Greg_H commented on What is my potential all over the place? over 6 years ago

Hi @JSummers, We have checked the connections and they seem fine. I downloaded Energia. Tiva C ca...

JSummers commented on What is my potential all over the place? over 6 years ago

Hi @Greg_H, I am sorry that you are still having trouble with your WheeStat. While it is possible...

Greg_H commented on What is my potential all over the place? over 6 years ago

Is it possible that I am using the wrong software. It says WheeStat 5 on my potentiostat chip. Wh...

Greg_H commented on What is my potential all over the place? over 6 years ago

@JSummers, I have tried with a 10 kOhms, but there is no improvement. The potential is still not ...

Ag8n commented on I want to know a method to quantify milk proteins using the foldable mini spectrometer, Is this possible? over 6 years ago

It sounds like Warren answered the question. I can give some more background. Proteins contain ...

stef commented on an answer about Lego Spectrometer suitable for studying sunlight? over 6 years ago

What I was alluding to is that with all of the filter attenuation, the cmos sensor was still ove...

Ag8n commented on an answer about Lego Spectrometer suitable for studying sunlight? over 6 years ago

There are two approaches to this, the hardware and software. Sounds like you took care of the ha...

warren commented on I want to know a method to quantify milk proteins using the foldable mini spectrometer, Is this possible? over 6 years ago

Hi, would this help? https://publiclab.org/notes/wagnerc4/02-05-2014/fat-percent-in-milk I think...