particulate-sensing
particulate-sensing


Author Comment Last activity Moderation
gameapex_123 "in site general discussion for that action air quality so, we are our site is game apex legends provides. game apex in play free games, pirate king..." | Read more » over 1 year ago
liz "Fascinating! " | Read more » over 2 years ago
david_uwi "I am in Trinidad and Tobago. I have located the sensor outside, but sheltered from the weather. I am towards the eastern side of Trinidad and with ..." | Read more » over 2 years ago
liz "Where is this sensor located? " | Read more » over 2 years ago
david_uwi "I've come back to this after doing a bit more research on the subject. First as the device has sensitive op-amps which are exposed I have put an el..." | Read more » over 2 years ago
selema " instagram takipçi " | Read more » over 3 years ago
bps " This sensor can also be used with an Arduino which allows you to create a data logger but you probably knew that. I see that you have it talking t..." | Read more » over 3 years ago
david_uwi " It's going from 0-250 ug/m3 (and the x-axis is 42 days).The average value (over 6 weeks) is 17 ug/m3. So the graph shows there are some large spik..." | Read more » over 3 years ago
dswenson " What is your unit scale reading on the output (y axis)? I can't get a clear visual, but it appears to be something other than micrograms/cubic me..." | Read more » over 3 years ago
amirberAgain " At an optics conference, a while back Edmund Optics were giving away a lot of credit card sized polarizers, worthwhile reaching out and seeing if ..." | 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 » over 3 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 » over 3 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 » over 3 years ago
GreenFrogg "My PPD42NS was lost with an attempt to update the sofware. I use now the SDS011 from hackair. " | Read more » over 3 years ago
GreenFrogg "https://www.samenmetenaanluchtkwaliteit.nl/international and https://platform.hackair.eu/ and http://smartemission.ruhosting.nl/visitors/ " | Read more » over 3 years ago
stevie "Hey @GreenFrogg what's the project you're working on now? I haven't heard of it. Where are you testing it out? " | Read more » over 3 years ago
liz "This is a great thread! Excited to find this simple experiment. We might consider recommending this as an activity for people to try as they set up..." | Read more » over 3 years ago
warren "Hi, Jeff - if you can't get it to work, please feel free to email it to me at jeff@publiclab.org and I can try.  On Wed, Sep 5, 2018 at 1:34 PM \&..." | Read more » over 3 years ago
jeffalk "I'll try placing the graph again. I'm sometimes clutzy at this stuff! I'm trying to use jpg format. " | Read more » over 3 years ago
guolivar "I'll try to unpack a couple of things here. The use of zero filters is standard practice as a quick check of particle instruments. It is used to t..." | Read more » over 3 years ago
zengirl2 "@jeffalk does it work if you convert image to jpg format? " | Read more » over 3 years ago
jeffalk "I tried to drag an image, tried copying and pasting, tried putting the image into a WORD document and dragging or pasting, you see the results above. " | Read more » over 3 years ago
Ag8n "I agree that the original data should be used. But, if the sanity check is not zero, that result should also be recorded, or at least noted. " | Read more » over 3 years ago
warren "you should be able to just drag in an image to the text area! On Tue, Sep 4, 2018 at 6:05 PM \<notifications@publiclab.org> wrote: Hi! Ther..." | Read more » over 3 years ago