| warren commented on Overview: Hackteria Remix: Building a Basic Microscope with Raspberry Pi : "Oh, hmm. You may want to ask here: https://github.com/rwb27/openflexure_microscope/issues/ I also wonder if you could choose a different material ..." | Read more » | 16 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 explaining the differences you mentioned in this post: ..." | Read more » | 16 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 working to make a combined map of different environme..." | Read more » | 16 days ago |
| stevie commented on What's the best material for observing dust (PM) accumulation? : "ohh that's neat! thanks for sharing " | Read more » | 16 days ago |
| MaggPi commented on Raspberry PI NoIR close-up Imaging : "I also think the white +IR light is an interesting study. " | Read more » | 16 days ago |
| MaggPi commented on Raspberry PI NoIR close-up Imaging : "@ warren, Original files attached: " | Read more » | 16 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't think its a problem but I am not sure how to cor..." | Read more » | 17 days ago |
| SarahC commented on Bug? My Spectrum loads then vanishes. : "Thanks for showing how you checked through it. I'll re-upload it after work. I love your site, very polished. =D I wonder what I did wrong to get..." | Read more » | 17 days ago |
| nanocastro commented on What's the best material for observing dust (PM) accumulation? : "Hi Maybe you can try this simple method http://www.hackair.eu/hackair-cardboard/ or maybe some other passive method https://publiclab.org/wiki/pass..." | Read more » | 17 days ago |
| warren commented on Checking draft : "Awesome! :+1: :+1: " | Read more » | 17 days ago |
| gauravano commented on Checking draft : "It's running fine :smile: " | Read more » | 17 days ago |
| gauravano commented on Leaflet Environmental Layers Library : "nice work @sagarpreet! " | Read more » | 17 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 see the original data? Thanks! " | Read more » | 17 days ago |
| warren commented on USB Webcam vs Raspberry Pi V2 Field of View (FOV) comparison / Community microscope initial evaluation #2 : "Also, I added a few tags -- @amirberagain, you may want to "follow" the tag #pi-camera to get email updates for @maggpi's posts? " | Read more » | 17 days ago |
| warren commented on USB Webcam vs Raspberry Pi V2 Field of View (FOV) comparison / Community microscope initial evaluation #2 : "Just interested to see - could you modify the above images so the Pi versions show an outlined box where the smaller FOV of the webcam covers? It'd..." | Read more » | 17 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 " | Read more » | 17 days ago |
| warren commented on Leaflet Environmental Layers Library : "This is awesome! " | Read more » | 17 days ago |
| DrJohnBarrett commented on Water Quality Testing At Turkey Creek : "I have more sophisticated instruments for water quality testing ! Dr.John Barrett>>>Gulfport.MS. " | Read more » | 18 days ago |
| DrJohnBarrett commented on Water Quality Testing At Turkey Creek : "I have more sophisticated instruments for water quality testing, if needed.. " | Read more » | 18 days ago |
| SarahC commented on Bug : Impossible to calibrate this mercury vapour spectrum : "I found there's a manual calibration URL I could use: https://spectralworkbench.org/spectrums/calibrate/136374?x1=165&w1=546&x2=189&w2..." | Read more » | 18 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 amount of activated charcoal to make it work? Tha..." | Read more » | 18 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 the datasheet (I've only tried it with the TCD110..." | Read more » | 18 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/vis detectors, they would take a mercury lamp and..." | Read more » | 19 days ago |
| darkdimension commented on Diffraction grating (200nm - 400nm) & Light, Vendor/Source Identification : "@Ag8n Thank you for that bit of information. Those are spendy little lamps. I will see what I can get to work. Again, thank you for you helping me. " | Read more » | 19 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 separate camera technique does result in cleaner separati..." | Read more » | 20 days ago |
| bronwen commented on How long does an inflated neoprene balloon last? Mylar balloons better for summer camp? : "Yes, please do share and let us know how your week of aerial mapping goes: that sounds like a great project! When we get helium in NYC we go to a p..." | Read more » | 20 days ago |
| pfhs commented on How long does an inflated neoprene balloon last? Mylar balloons better for summer camp? : "Thank you @bronwen! This is our first year, so I think I will get one of each kits and give it a try. I will report back with our successes (and fa..." | Read more » | 20 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://publiclab.org/notes/JSummers/06-03-2018/updating-the-wheet..." | Read more » | 20 days ago |
| xose commented on Build a Coquí: A Simple Water Conductivity Sensor : "Deffinitely! On wednesday i'll post the mod ;) " | Read more » | 20 days ago |
| warren commented on Build a Coquí: A Simple Water Conductivity Sensor : "This is really cool. A recording would mean you could calibrate it later, too -- if you maybe dipped it in 2 different high and low solutions of kn..." | Read more » | 20 days ago |