| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| donblair | "Hi @gretchengehrke! Sorry for the much-delayed reply :) and thanks for the comment. I, too, liked this approach -- basically, using the differenc..." | Read more » | about 7 years ago | |||
| donblair | "Hallo! I haven't had great luck with Digikey shopping carts sticking around, so it might be better to put direct links to parts in e.g. a wiki ......" | Read more » | about 8 years ago | |||
| donblair | "Hi Rebeccah! Fantastic stuff here. Lots to digest, and I have several thoughts -- but first, quickly: the frequency output of the Coqui requires..." | Read more » | over 8 years ago | |||
| donblair | "I need a little help understanding this background. When you modulate the LED at 1 kHz, that means it's flashing on and off 1000 times a second? E..." | Read more » | almost 9 years ago | |||
| donblair | "@pdhixenbaugh -- These are great ideas / questions / suggestions! I just posted a quick follow-up here: https://publiclab.org/notes/donblair/03-2..." | Read more » | almost 9 years ago | |||
| donblair | "-- a CR1220 coin cell. " | Read more » | almost 9 years ago | |||
| donblair | "Oh gosh -- Chris, thanks for tagging me in this thread -- I had no idea that this existed! Wow, Ed -- what amazing work you've been doing!! It's ..." | Read more » | almost 9 years ago | |||
| donblair | "To be more specific ... The goal is for the microcontroller (uC) brain (Atmel 328p), and the sensor boards it connects to, to be running at 3.3V. ..." | Read more » | about 9 years ago | |||
| donblair | "Thanks @danbeavers! The PDF you just linked to seems empty -- if you get a chance, could you link to a URL with the part? I have share your feeli..." | Read more » | about 9 years ago | |||
| donblair | "Ah, okay, issue: I can drop the charging chip; but currently the charging chip performs a useful additional function: it allows voltage to be com..." | Read more » | about 9 years ago | |||
| donblair | "Oh, and @warren & @tonyc -- so some notches on the edges of the board, yeah? Will play with the idea ... " | Read more » | about 9 years ago | |||
| donblair | "connector Aj, cool ideas @warren and @tonyc! Also: I just heard back from MacroFab -- they can do through-hole soldering for a little more (per ..." | Read more » | about 9 years ago | |||
| donblair | "My impression, from what I've heard, read, is that it's a bad idea to use SMT components when there is any regular mechanical stress expected. Cf...." | Read more » | about 9 years ago | |||
| donblair | "I don't know if this part can be placed by a pick-and-place, but if it can, might be worth trying -- the double row SMT pads might make it sufficie..." | Read more » | about 9 years ago | |||
| donblair | "Receptacle side ... http://www.digikey.com/product-detail/en/610114249221/732-6081-2-ND/5047736 Hmm, maybe we can get away with no soldering requi..." | Read more » | about 9 years ago | |||
| donblair | "male side ... http://www.digikey.com/product-detail/en/610114249121/732-6071-2-ND/5047735 " | Read more » | about 9 years ago | |||
| donblair | "oh, interesting ... i don't know how mechanically stable these will be, but: " | Read more » | about 9 years ago | |||
| donblair | "@warren -- wow, that Pocket Operator looks so cool. It makes me wonder if there are AA battery holders like the one they used with the metal clips..." | Read more » | about 9 years ago | |||
| donblair | "Wow, so many good thoughts .... soldering & accessibility It's a good point that it'd be nice for the kit to be useful without requiring any ..." | Read more » | about 9 years ago | |||
| donblair | "Note: regarding the RTC wakeup functionality, I posted some thoughts here: https://publiclab.org/notes/donblair/12-02-2015/random-bits-atmel-low-p..." | Read more » | about 9 years ago | |||
| donblair | "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 » | about 9 years ago | |||
| donblair | "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 » | about 9 years ago | |||
| donblair | "Oh and -- yes, I'll be going to the barnraising -- excited to meet up there! " | Read more » | over 10 years ago | |||
| donblair | "Hey Greg -- neat ideas! Re: compiling errors -- just to make double-sure: are you using the version of the RTC library linked to here: https://gi..." | Read more » | over 10 years ago |