air-sensing
air-sensing


Author Comment Last activity Moderation
cfastie "The Plantower sensors require 4.5 to 5.5 volts. They work well with 5 volt Arduinos. They might not work properly with ESP8266 or ESP32 boards beca..." | Read more » over 1 year ago
bhamster "Hi @lilymccraith, nice to see you here! Great question about alternative parts for the Simple Air Sensor. I'm not sure of the answer myself, but w..." | Read more » over 1 year ago
lilymccraith "Can you use an ESP32 board instead of an Arduino nano? " | Read more » over 1 year ago
566303 "We are having some issues with our sensor. It does turn green around clean air, but it only turns blue around unclean air (smoke, etc.), not red or..." | Read more » almost 3 years ago
justcare "Thank you for sharing useful information. " | Read more » almost 3 years ago
AyushC "Nice article...it is very useful by the way check out this website What To Watch On Netflix " | Read more » almost 3 years ago
natevw "Nice kit! Main constructive feedback I would offer is that the cable that came ahead of the "Make" livestream event would have been hard to breadb..." | Read more » about 3 years ago
guolivar " The particle size distribution (mass, volume or number) is very variable and even though "on average" it's fairly stable, the day-to-day variabili..." | Read more » over 3 years ago
warren "Thanks for this! I guess you're also implying that the mass distribution also doesn't follow any simple or predictable trends? Like, is there no ge..." | Read more » over 3 years ago
guolivar "Short answer ... No. Long answer ... Absolutely no! I'll try to explain why, even though it sounds possible, the uncertainties are so large that t..." | Read more » over 3 years ago
liz "Hi @Tomp, and thank you for replying @jeffalk. Chiming in with a link to additional documentation that @jiteovien provided on another question: htt..." | Read more » over 3 years ago
jeffalk " @Tomp, I'm not sure I understand your question but "particle counters" are basically counting particles and converting the counts to densities. T..." | Read more » over 3 years ago
SadiePrego "Definitely! " | Read more » over 3 years ago
warren "@wmacfarl also did you do your workshop with these yet? " | Read more » over 3 years ago
warren " Hi @sadieprego - would you like us to send you one of these? " | Read more » over 3 years ago
johnb1003 "@warren I actually did not create that list / documentation. However, once I get a functioning air sensor I do planning on creating similar documen..." | Read more » about 4 years ago
zengirl2 "This looks great—also looks like others have faced similar issue with 8266 and Shinyei sensor just through googling. Here’s one example (although s..." | Read more » about 4 years ago
warren "Ooh, i love the very succinct bill of materials with links and prices! Great documentation! Did you write that documentation? Copying it in here fo..." | Read more » about 4 years ago
mathew "You can see more about the shape descriptors for each particle here: https://publiclab.org/notes/mathew/09-19-2015/using-imagej-to-process-passive-..." | Read more » almost 6 years ago
mathew "The image analysis creates: perimeter of each particle area of each particle circularity of each particle Circularity is the ratio between the..." | Read more » almost 6 years ago
warren "Hi! Just re-reading, is it right that the image analysis produces (as it's complete output): perimeter of each particle area of each particle ..." | Read more » almost 6 years ago
mathew "Followup on automating this process https://publiclab.org/notes/SimonPyle/05-13-2016/automating-imagej-for-particle-image-analysis " | Read more » over 6 years ago
mathew "I'm working on creating a spreadsheet out of these equations. @Marlokeno it looks like I'm going to use Sutherland's gas law along with average te..." | Read more » almost 7 years ago
mathew "@Damarquis has notes on using ImageJ in windows and on thresholding: http://publiclab.org/notes/Damarquis/10-20-2015/using-imagej-to-analyze-thresh..." | Read more » about 7 years ago