Community research

gauravano commented on LIGHT SPECTRUM

@warren I guess this can be marked as spam

3 comments » 17 days ago

cfastie commented on Overview: Hackteria Remix: Building a Basic Microscope with Raspberry Pi

I see the little triangles of zero-thickness. My slicer (Simplify3D) ignores them, so it looks li...

13 comments » 18 days ago

xose commented on Updating the WheeTrometer: Code for running the CCD.

Amazing!!!

9 comments » 18 days ago

amirberAgain commented on USB Webcam vs Raspberry Pi V2 Field of View (FOV) comparison / Community microscope initial evaluation #2

Great work @Maggpi, and I took you up on your offer @Warren. A couple of relevant resources expla...

6 comments » 18 days ago

warren commented on What should be appropriate marker for each environmental layer ?

@xose @zengirl2 @sarasage - i wonder if you all have some opinions about this? @sagarpreet is wor...

1 comments » 18 days ago

MaggPi commented on Raspberry PI NoIR close-up Imaging

@ warren, Original files attached:

8 comments » 19 days ago

MaggPi commented on Overview: Hackteria Remix: Building a Basic Microscope with Raspberry Pi

This is just a note that my 3d print company flagged the design for the pi-camera holder , I don'...

13 comments » 19 days ago

warren commented on Raspberry PI NoIR close-up Imaging

Hi, could you upload the original versions of the color channels you've extracted? So people can ...

8 comments » 19 days ago

warren commented on USB Webcam vs Raspberry Pi V2 Field of View (FOV) comparison / Community microscope initial evaluation #2

Fantastic note! Lots of good info on fisheye correction here, too: #fisheye

6 comments » 19 days ago

DrJohnBarrett commented on Water Quality Testing At Turkey Creek

I have more sophisticated instruments for water quality testing, if needed..

4 comments » 20 days ago

NickyName commented on Build a plant-based air purifier

Is there any chance to know the exact proportion of the diameter/size of the planter/jar and the ...

10 comments » 20 days ago

david_uwi commented on Updating the WheeTrometer: Code for running the CCD.

I've found that the clock timing with the Toshiba arrays is not quite as rigorous as suggested in...

9 comments » 20 days ago

Ag8n commented on Diffraction grating (200nm - 400nm) & Light, Vendor/Source Identification

Anything to help. Those wavelengths are common in HPLC work. Before the new instruments, for uv...

1 comments » 21 days ago

warren commented on Use Image Sequencer for NDVI plant analysis with 2 images

Cool! We've tested blue filters with Raspberry Pi cameras, and it works well although the separat...

5 comments » 22 days ago

JSummers commented on 3D Printed CCD Spectrometer (WheeTrometer 3.0)

Hi @ONECore and @hmx, I just posted a research note on this topic. it is here: https://publicla...

44 comments » 22 days ago

xose commented on Build a Coquí: A Simple Water Conductivity Sensor

Added a 3.5mm jack to record the wave ;D

14 comments » 22 days ago

warren commented on Set up Cam interface on RPi zero w with Pi Cam 2

Hi, @lach_myers -- we are trying to link up RPi Cam Control to SpectralWorkbench.org -- take a lo...

2 comments » 22 days ago

lach_myers New Contributor commented on Raspberry Pi spectrometer GUI

Hi, thanks for this - I'd like to ask for a couple of clarifications, if I may? 1) I presume this...

10 comments » 22 days ago

Eddison commented on Help about NDVI obtained with Mapir cameras.

Hola, un gusto saludarles, han realizado TEST de calidad de Mapir3? y test con respecto los valor...

22 comments » 24 days ago

xose commented on Introducing the SERC Manual

Hi! I was wondering if there's a pdf version of the manual... ;D

1 comments » 24 days ago

xose commented on Use Image Sequencer for NDVI plant analysis with 2 images

During the leptos development we bought this board. We'are now playing with a point and shoot NDV...

5 comments » 25 days ago

rjboyd00 commented on Assembling the Public Lab Lego Spectrometer

Your paper liner really sucks and doesn't fold well at all. I will be designing and 3D printing a...

9 comments » 25 days ago

amirberAgain commented on Community Microscope Initial Evaluation

I don't know how did I miss this great post! A few pointers which are worthwhile noting: * whenev...

8 comments » 25 days ago

SarahC commented on Has anyone experienced difficulty to log in this site? I having the trouble since yesterday. Not just log in, but to save spectrum too (sometimes can log in but take a long loading). sorry for my bad english.

Thanks icarito! xx

9 comments » 26 days ago

MaggPi commented on GSoC proposal: Computer Vision enhancements for Raspberry Pi based Public Lab Science Projects

Hi, @amiberAgain How about next Monday or Wednesday 9AM US time. Hopefully, I will have camera ...

18 comments » 26 days ago

ONECore commented on 3D Printed CCD Spectrometer (WheeTrometer 3.0)

Yes, @JSummers, I am interested. Please post results. Would love to beta test/advance the projec...

44 comments » 26 days ago

amirberAgain commented on GSoC proposal: Computer Vision enhancements for Raspberry Pi based Public Lab Science Projects

Hi @maggpi, when would you like to talk?

18 comments » 27 days ago

warren commented on Community Microscope Initial Evaluation

This is fantastic. Thanks so much -- how is your project going, by the way?

8 comments » 27 days ago

bitsymetcalf commented on Public Lab nonprofit job posting: Business and Operations Manager

@bitsymetcalf awards a barnstar to Delaney for their awesome contribution!

1 comments » 27 days ago

Cota commented on Communication Guidelines from the Wisconsin Grassroots Festival

Advertising is your main tool to have the business ready to go. Actually, everybody is busy in th...

1 comments » 27 days ago