xose commented on Data logger shield for Nano

Amazing! I'll definitely give it a try ;)

13 comments » 4 months ago

warren commented on Raspberry Pi problems

Hi Ben! Catching up on this now, I guess it's running #open-pipe-kit, right? How long ago was th...

4 comments » 4 months ago

david_uwi commented on Simple data logger

Oh well. I know about everyones strange reluctance to use microchip devices, but really they do n...

8 comments » 4 months ago

nshapiro commented on A kit to design your own formaldehyde experiment?

Also maybe we should buy and take apart one of these to see how their system works. this is more ...

24 comments » 4 months ago

xose commented on Kite mapping Barcelona

So, yesterday we were unable to put the raspberry pi camera in the air.Our kite is tiny so we'll ...

6 comments » 4 months ago

xose commented on Practicing a PM hotspot survey in New Auburn, WI

Woooow!! Thanks for such a great documentation!

5 comments » 4 months ago

dswenson commented on Trail Cam: Stream/ Wetland Sedimentation

The lower seal of the camera encasement did get ~24 hours of prolonged exposure (partial submersi...

10 comments » 4 months ago

EdMallon commented on An Arduino Based UnderWater Sensor Platform

I've developed a method to calibrate thermistors of unknown specification to something near +/- 0...

35 comments » 4 months ago

cfastie commented on Simple data logger

It appears that storing data in flash memory on an Arduino is not so easy. The PROGMEM keyword o...

8 comments » 4 months ago

dswenson commented on Trail Cam: Stream/ Wetland Sedimentation

Hi Stevie, I'll attach some recent sedimentation examples. We've experienced heavy rain fall an...

10 comments » 4 months ago

kkoerner commented on A kit to design your own formaldehyde experiment?

@nshapiro Yes, I'm still with CAC! I've been meaning to post some of the work I've done here. We ...

24 comments » 4 months ago

nshapiro commented on A kit to design your own formaldehyde experiment?

here are some design precedents we were thinking with a year ago that I just sent to Christophe (...

24 comments » 4 months ago

stevie commented on Trail Cam: Stream/ Wetland Sedimentation

Hi Dwight! Have you tried to up the photos taken per day? catch anything interesting?

10 comments » 4 months ago

reversevector commented on Best NDVI Filter

There can be a lot of NIR contamination in the red channel when using RGN filters, especially in ...

2 comments » 4 months ago

david_uwi commented on Simple data logger

Yes it would seem that you could do it with an atmega 328 one of the timers supports the use of a...

8 comments » 4 months ago

nshapiro commented on A kit to design your own formaldehyde experiment?

Thanks @kkoerner! For the air purifier, pulsing pumps are a-ok as we are not trying to move air t...

24 comments » 4 months ago

liz commented on EPA's Beta C-Tools - Community Tools for Modeling Near-Road or Port Air Quality

Here's their video:

1 comments » 4 months ago

liz commented on Hack The Earth 5th edition

Wow, super!!!

1 comments » 4 months ago

xose commented on Rede InfoAmazonia

Hi aryachandran, the Mae d'agua measures acidity in water by power of hydrogen (pH), oxidation re...

9 comments » 4 months ago

mathew commented on Raspberry Pi problems

@bkeist do you want to try troubleshooting it live? could you join next Tuesday's open call? its ...

4 comments » 4 months ago

aryachandran commented on Rede InfoAmazonia

what are the different sensors which has been used for your project .....................please r...

9 comments » 4 months ago

Zengirl2 commented on What makes a good activity?

For those kits or projects using software/computers, it would be handy for people to write down b...

13 comments » 4 months ago

sujayj commented on Calibration cogitation

@cfastie This is very interesting. Thank you!

11 comments » 4 months ago

sujayj commented on Improved DIY NIR camera calibration

@nedhorning I have been looking to carry out calibration but was halted by the expensive costs of...

37 comments » 4 months ago

bkleist commented on UWEC air quality monitoring

Unfortunately the cameras had been giving us a lot of trouble, and have not yet been deployed. Th...

2 comments » 4 months ago

xose commented on Public Lab Featured on PBS Documentary

Woooow!!!!! Congrats! The first chapter makes you wanna put on the boots and get out there ;)

3 comments » 4 months ago

liz commented on What makes a good activity?

As a next step, i'd like to think about how to improve/update an activity that someone figures ou...

13 comments » 4 months ago

cfastie commented on DIY spectrophotometer?

I am not familiar with the optics equations. My approach would be to enable precise adjustments o...

1 comments » 4 months ago

richardbowman commented on Sizing particles in microscope images at Portland Science Hackday

Hello, "Cambridge" here (though I've actually moved now). You're right, a laser diode would cert...

4 comments » 4 months ago

sujayj commented on Calibration cogitation

@cfastie This is a very informative article. However, It isn't clear what is to be done after obt...

11 comments » 4 months ago