| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| DavidMack | "what if you got a solid silicone stopper and put two small needle sized holes in it (carefully) and ran each round wire through its own hole. you'..." | Read more » | over 8 years ago | |||
| mathew | "this is interesting! I hadn't thought to just use the stopper directly filled with silicone. " | Read more » | over 8 years ago | |||
| ajawitz | "Check out the waterproof housing I used in this underwater photography project last year- http://publiclab.org/notes/code4maine/07-25-2014/grassroo..." | Read more » | over 8 years ago | |||
| cversek | "@tobi_k Hi, I am glad that there are others testing out these sensors with a skeptical attitude. Very often, the abosulute baseline readings from ..." | Read more » | about 9 years ago | |||
| Nashblackcat | "@Mathew Mat: It is great for insulation! ASAS has it cheap so you can try it out and not break the bank. http://www.sciplus.com/p/SUPERGLUE-RED-..." | Read more » | about 9 years ago | |||
| mathew | "@cfastie I guess I can't guarantee they didn't leak a bit, but in my experience the rice sticks to the side of the bottle if there is moisture. I'..." | Read more » | about 9 years ago | |||
| Nashblackcat | "Not sure if this would be an option but Self-fusing Silicone Tape works very well for sealing even in wet and underwater conditions. " | Read more » | about 9 years ago | |||
| cfastie | "That's a great idea to use rice to make the bottle non-compressible. It can also keep your payload dry if a little water leaks in. For the testing ..." | Read more » | about 9 years ago | |||
| mathew | "i've tried heat shrink tubing in other projects-- I don't find that it provides a perfect seal and it has difficulty sticking to glues since its us..." | Read more » | about 9 years ago | |||
| amysoyka | "Have you tried using heat shrink wrap yet as a sealant? Electrical tape also works as shrink wrap - just apply some stream/heat to it and it tight..." | Read more » | about 9 years ago | |||
| tobi_k | "Hey, I also got myself the SainSmart MH-Z14 and I must say, I am not sure if I really trust the values. Mine (using Arduino and the UART interface)..." | Read more » | about 9 years ago | |||
| mathew | "@Guillaume123 I'm using silicone to seal the sensor in the tube, but I really want to be able to get in and out of the bottle without re-sealing it..." | Read more » | over 9 years ago | |||
| Guillaume123 | "If I were doing this I would use easily obtainable silicone rubber to act as a seal and as a mechanical protection. Guillaume123 " | Read more » | over 9 years ago | |||
| mathew | "Chris, you're definitely right about the long thin piping, it is designed to be completely "potted," or filled with some sealant or epoxy. Its the..." | Read more » | over 9 years ago | |||
| cfastie | "This is a good definition of the problem: "..sensors be exchanged easily between bottles and; caps seal between sensors and bottles with cheap, of..." | Read more » | over 9 years ago | |||
| stevie | "neat! " | Read more » | over 9 years ago | |||
| walkerjeffd | "Wow, that's crazy! Definitely would not have thought of doing that with my data! " | Read more » | over 9 years ago | |||
| geraldmc | "awesome! " | Read more » | over 9 years ago | |||
| jefffalk | "Thanks for making the effort to explain and for doing the experiment. Yes, there is an interval of high correlation. " | Read more » | over 9 years ago | |||
| cversek | "@jefffalk Well, I hadn't done any correlation analysis yet, but I tend not to trust algorithms that yield a single number value judgement. To bet..." | Read more » | over 9 years ago | |||
| jefffalk | "Please explain what is meant by: "During the period when I am sleeping peacefully in my tent (after ~25 mins), the RH and CO2 readings seem to fluc..." | Read more » | over 9 years ago | |||
| cversek | "@donblair Yes, it wouldn't be so bad to set up a tent in one's domicile for the purpose of science. It seems like a lot of correlations can be ma..." | Read more » | over 9 years ago | |||
| mathew | "I'm trying to imagine how to calibrate the CO2 sensor-- Do you think we could fill up a series standard-sized balloons of some sort with a known ai..." | Read more » | over 9 years ago | |||
| donblair | "This is fantastic! I love the idea of using CO2 and/or RH as a metric for sleep quality / breathing patterns. I suppose you're getting a much st..." | Read more » | over 9 years ago |