| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| cfastie | "How many sensors can a Riffle monitor gracefully? Considering that the typical sensors that might be used are cheap and maybe unreliable, does it ..." | Read more » | over 8 years ago | |||
| mathew | "Thanks! I bet the thermal coupling with a temperature probe could be easily accomplished with some heatsink thermal paste connecting the temperatu..." | Read more » | over 8 years ago | |||
| donblair | "Wow, amazing note. Thanks so much for putting all this so nicely together, @mathew!!! Still digging in, but quick thoughts: The 6-32 screws wit..." | Read more » | over 8 years ago | |||
| liz | "Presta valve on a soda bottle - yes! " | Read more » | over 8 years ago | |||
| cfastie | "I wonder if I will miss Markdown when the Rich Editor is implemented. " | Read more » | over 8 years ago | |||
| mathew | "look at those lists now! thanks! " | Read more » | over 8 years ago | |||
| cfastie | "Let's see if the backslash (\) escape works: #0 machine screw #2 nylon washer In a list: #0 machine screw #2 nylon washer " | Read more » | over 8 years ago | |||
| mathew | "my bulletted lists of parts are improperly formatted on purpose as a markdown workaround. I can't start a sentence with '#' or it becomes a huge t..." | Read more » | over 8 years ago | |||
| mathew | "I was worried about those o-rings... the silicone, while durable, is flexible and doesn't stick down well. Next option is to try poking through a..." | Read more » | over 8 years ago | |||
| donblair | "Yes -- at this point it might very well be possible to do temp, conductivity, and turbidity while only needing to put screws through the cap, and t..." | Read more » | over 8 years ago | |||
| mathew | "also, right now this is, like my earlier stopper example, a sealant strategy without sensors to go with it. @Donblair has stuck to his guns on scr..." | Read more » | over 8 years ago | |||
| tonyc | "I'm not seeing any bulk sources that get us a price break over the price on amazon, so I don't really see a reason we should carry it over just lin..." | Read more » | over 8 years ago | |||
| warren | "Love it! Maybe we should offer these parts in the store for early experimenters? Just the stopper and some sealant? 2.8oz tubes are for <$4 on a..." | Read more » | over 8 years ago | |||
| patcoyle | "Nice results, real example – 8 weeks is non trivial. " | Read more » | over 8 years ago | |||
| DavidMack | "@gpenzo the 2 ft. of chain would serve as the counter weight, then the chain would connect to a rope which is connected to an anchor. the foam dis..." | Read more » | over 8 years ago | |||
| gpenzo | "I presume you will use a chain to connect this to a weight. Does this design have enough buoyancy to carry the chain wieght? The PVC design looks g..." | Read more » | over 8 years ago | |||
| mathew | "the #3 stopper just barely fits under a bottle cap. I'd mentioned trying vulcanized rubber stoppers and that they were too hard-- the problem was p..." | Read more » | over 8 years ago | |||
| cfastie | "The configuration with the stopper held in firmly with the threaded bottle cap looks really good. How hard is it to get that to work, i.e., to get ..." | Read more » | over 8 years ago | |||
| mathew | "@DavidMack a silicone stopper would be great! they're better in cold temperatures than natural rubber. It also seems like it would bond better with..." | Read more » | over 8 years ago | |||
| cfastie | "This looks like a surefire way to waterproof the wires. But now you have to waterproof the seal between the stopper and the bottle. Plastic water b..." | Read more » | over 8 years ago | |||
| 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 | |||
| 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 |