donblair 82 research notes and 760 wiki edits | Joined over 6 years ago | Moderator






NDVI Bee Movie

by donblair about 6 years ago | 0 | 22 views | 0


ircam raspberry pi shield -- first steps

by donblair about 6 years ago | 0 | 303 views | 0


I For One Welcome Our New IRCAM Overlords

by donblair about 6 years ago | 0 | 92 views | 2


Late-night IRCAM hack

by donblair over 6 years ago | 17 | 86 views | 0


Portable Energy Scavenging Kit 0.1a

by donblair over 6 years ago | 7 | 114 views | 0


R-Pi-in-Sky @ LEAFFEST

by donblair over 6 years ago | 1 | 124 views | 0



Raspberry Pi-in-the-sky

by donblair almost 7 years ago | 6 | 221 views | 2


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Comments

Comment Last activity Moderation
"Thanks @warren re: Semver -- that looks like just the sort of guidance I was looking for! @tonyc -- I was thinking about this issue ... one of the..." | Read more » over 3 years ago
"Wow, such a clever demonstration! Makes me wonder, as an aside, if we could simply stick a piece of filter in front of these sensors before puttin..." | Read more » over 3 years ago
"Yes, nice! In the picture, it looks like one could place a little cuvette right there in the middle and assess the turbidity :) " | Read more » over 3 years ago
"Update: just figured out that cloud 9 is intended for development-only -- the free service stops running after 2 days :) I'm now experimenting wit..." | Read more » over 3 years ago
"whaddya think? " | Read more » over 3 years ago
"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 3 years ago
"yes! the one on the left is perhaps problematic because of a battery cable entering the JST connector .. though maybe flat screw will be okay ... ..." | Read more » over 3 years ago
"Totally agreed @tonyc -- it'd be much nicer to simply use a hole / holes on the main board. .. Lemme see what I can do " | Read more » over 3 years ago
"ah no sorry! it's actually: https://github.com/OpenWaterProject/riffle/blob/master/hardware/riffle-0.96-oneSideHole.brd https://github.com/OpenWa..." | Read more » over 3 years ago
"Ah, might be fun to look into adjustable ones too, yeah ... these seem to be so cheap because they're appropriate for charging cell phones ... som..." | Read more » over 3 years ago
"Seems like the cheapest boost option might be to find a pre-built boost circuit on ebay? http://www.ebay.com/itm/DC-Boost-Converter-3V-3-7V-4-2V-T..." | Read more » over 3 years ago
"Thanks for all the good thoughts, wow! Chris -- I think you're right -- your experience and our friend Rui's experience is that most folks don't w..." | Read more » almost 4 years ago
"OH. MY. GOSH. Amazing design (and video!!!). Can't wait to chat with you about this. Relevant electronics parts are being ordered presently. " | Read more » almost 4 years ago
"Ooh, love these ideas! Also found this: http://openqcm.com/ " | Read more » about 4 years ago
"Whee!! I understand the confusion re: K20! It's funny though, I figured most people would've confused it with: Antifungal amphiphilic aminoglyc..." | Read more » over 4 years ago
"I myself am really curious about this issue in general, especially as I dive more into developing open environmental monitoring hardware :) Maybe ..." | Read more » over 4 years ago
"And a great study of capacitive depth measurements is here: http://www.umbc.edu/cuere/BaltimoreWTB/pdf/TM_2009_003.pdf " | Read more » over 4 years ago
"Oh, my gosh. Sharing widely. So neat! " | Read more » over 4 years ago
"WAIT -- WE CAN DO THAT? That's fantastic!! Thank you! " | Read more » over 4 years ago
"Seth, Fantastic!! Thanks so much for this -- super exciting! Maybe you and Bryan and Jeff Walker and I can schedule a Hangout or something someti..." | Read more » almost 5 years ago
"Oh, toilet tank analogy is great! @cversek was talking at LEAFFEST about how, in the water electricity analogy, the only sticking point is capaci..." | Read more » almost 5 years ago
"Aw, shucks :) But yes, it's so cool that we might find some part of design solution space that satisfies all of these! Before Ben pointing me to t..." | Read more » almost 5 years ago
"Here's an example of a cheap, through-hole 'trimmer capacitor': http://www.amazon.com/Through-Trimmer-Variable-Capacitors-Brown/dp/B00G9BJTJW/ref=..." | Read more » almost 5 years ago
"Ah darnit, I deleted my comment above by accident, instead of editing it ... Okay, the punchline is: The only ways to compensate for the effect t..." | Read more » almost 5 years ago

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