| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| ethaniel | "I used your manual to clean my Purpleair PMS5003 sensor. Ended up messing both of them up (sensor values didn't match by a large margin) - it's alm..." | Read more » | over 1 year ago | |||
| AnemometricalTwoStep | "+1 One of the channels in my PurpleAir started reporting a value of 0 constantly. I suspect I’m going to have to take it apart and replace or clea..." | Read more » | almost 2 years ago | |||
| 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 » | about 2 years 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 » | about 2 years ago | |||
| lilymccraith | "Can you use an ESP32 board instead of an Arduino nano? " | Read more » | about 2 years ago | |||
| eustatic | "How was the sensor malfunctioning? was it reading zero? I debating whether to unpack a purpleair, but it doesn't seem to be malfunctioning in the..." | Read more » | over 2 years ago | |||
| eustatic | "I found this post from 2017 azchrisf Posts: 240 Copperwood WX Re: personal air pollution sensor « Reply #35 on: December 25, 2017, 11:21:08 AM..." | Read more » | almost 3 years ago | |||
| eustatic | "I 'm having trouble with the PVC case, wondering if you've taken that apart before getting to the blue box " | Read more » | almost 3 years ago | |||
| asampra | "I did this! Don't forget the springs. There are 3 sizes and four springs. So far the device corresponds to a duplicate system. Was reading very ..." | Read more » | about 3 years ago | |||
| sarasage | "Thank you so much for this detailed response! " | Read more » | about 3 years 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 » | over 3 years ago | |||
| justcare | "Thank you for sharing useful information. " | Read more » | over 3 years ago | |||
| AyushC | "Nice article...it is very useful by the way check out this website What To Watch On Netflix " | Read more » | over 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 » | over 3 years ago | |||
| subir | "Wow, thanks once again. Its been many months searching for such information from 'experts' i know locally but none were so clear and responsive. Re..." | Read more » | over 3 years ago | |||
| guolivar | "Great tear-down! I see that a lot of love went into the Sensiron design and I mostly agree with the comments ... the issue of the HEPA filter is m..." | Read more » | over 3 years ago | |||
| subir | "Hey thanks a lot! Your reply is very interesting and so are your explanations. Here's a 'tear-down' of this sensor, and with fantastic explanations..." | Read more » | over 3 years ago | |||
| guolivar | "First, I haven't used the SPS30 so can't comment on specifics for those sensors. However, I have many years of experience working with aerosol meas..." | Read more » | over 3 years ago | |||
| mimiss | "We could have more than one of those larger LED's that we're currently using, but it might be bulky. One bulb on could be green, two bulbs on could..." | Read more » | over 3 years ago | |||
| warren | "true! might it be harder to read a bunch of sensors near each other? depends how theyre positioned i guess... " | Read more » | over 3 years ago | |||
| mimiss | "Moving to something that isn't color based might also help to clear up AQI confusion " | Read more » | over 3 years ago | |||
| mimiss | "The cost would be a bit more, but what about a small strip of LED lights and the number of lights that turn on correlate to the concentration? Simi..." | Read more » | over 3 years ago | |||
| warren | "During a quick chat with @mimiss, we discussed how a clicking sound speeding up or slowing down is used by Geiger counters. Using a blinking light ..." | Read more » | over 3 years ago | |||
| warren | "Ran some additional quick calculations on this: ~320 total 3-byte recordings 10s interval = ~30 minutes 1m intervals = ~3 hours 5m intervals = ~1..." | Read more » | over 3 years ago |