seeks:replications
seeks:replications


Author Comment Last activity Moderation
rockets " DFR0504_Analog_Isolation_Module-V1.0-_Schematic.pdf here is the schematic of the isolator. " | Read more » over 5 years ago
shanlter "Thanks @rockets! I hope this could help answering your questions, @ramarro. btw, The GUI of your controller looks so nice! Where can I learn more a..." | Read more » over 5 years ago
rockets "I just try translate youyou's answer into english. Q:The parts for the KnowFlow-esque are going to be ordered from DFRobot and was wondering if yo..." | Read more » over 5 years ago
ramarro "@shanlter i think that DFR EC will be better than what i use, at least after a brief look to the circuit. i will order one, and try it as well, if ..." | Read more » over 5 years ago
shanlter "Yes, you got it :) @MadTinker If you want to use DFRobot's EC sensor, you'd better test your sample with a TDS pen first (which only costs several ..." | Read more » over 5 years ago
shanlter "@ramarro, you tried so many stuff! Thanks for the info on EC, I am learning it. Lots of the questions you mentioned I don't know the answer, I aske..." | Read more » over 5 years ago
MadTinker "@shanlter @ramarro Dang, got lost in the comments .... my bad. " | Read more » over 5 years ago
ramarro "@MadTinker, @shanlter use DFRobot EC probe. I am using EC_mini_v31 we are two different person :) using 2 different devices for a similar project..." | Read more » over 5 years ago
MadTinker "@shanlter A little confused about what you used for EC. The KnowFlow spec sheets indicates a DFRobot EC sensor, but in the above you indicate som..." | Read more » over 5 years ago
ramarro "i forget to add some details :) even if you use 2 arduino, at least in my scenario, and u want them communicate in some way, you have to use a com..." | Read more » over 5 years ago
ramarro "@shanlter using 2 arduino (or 20) doesn't change anything, unless you use galvanically isulated ac/dc converter. if you power them from the same s..." | Read more » over 5 years ago
shanlter "@ramarro totally agree! When I first use their sensors, I also have the same problem. I asked them and was told to use several Arduino boards for e..." | Read more » over 5 years ago
ramarro "@shanlter did you have the opportunities to talk with dfrobot team? i have purchased a ph shield from them, and after some experiment i noticed th..." | Read more » over 5 years ago
shanlter "@MadTinker, according to my knowledge, the reason why to use "isolation" is to avoid interrupting between sensors. Both OPR and EC need isolation. ..." | Read more » over 5 years ago
shanlter "Hi @MadTinker, thanks for your question! I just saw your questions around dataloggers for pH! I think DFRobots' isolation module is not online yet ..." | Read more » over 5 years ago
MadTinker "This is great! I'm starting an effort that will involve the parallel build of a simple in situ data logger (e.g. Riffle or maybe Cave Pearl) and a ..." | Read more » over 5 years ago
cfastie "That's very clever. " | Read more » over 5 years ago
dsvilko "Better than the vertical blur would be to simply resize the image to be 1 pixel tall (most resizing algorithms do this by averaging) and then again..." | Read more » over 5 years ago
warren "@xose - awesome. And even "having some troubles" is ok to post -- if we break out the issues perhaps there are folks who can chime in with solution..." | Read more » over 5 years ago
xose "Wooow!! Great @warren! I'm having some troubles with the orange pi by now. This week we'll lift up a raspberry 2 with both a drone and a ballon. Le..." | Read more » over 5 years ago
warren "@xose - i've tagged it as an activity, but if other related (next steps) activities were added, and a Q+A section, this could be the first post on ..." | Read more » over 5 years ago
shanlter "Thanks @liz and @Bronwen, if you are going to order the parts from DFRobot, let me know. The isolation module been used hasn't been online yet (but..." | Read more » over 5 years ago
shanlter "Thanks for saying so @xose! Compared with Riffle or Mae d'aigua, this one is much simpler, we use Arduino board, haven't do many field test yet, et..." | Read more » over 5 years ago
xose "@bronwen, @liz, am I wrong or this could be considered as "method"? It's own particularities made the KnowFlow a different one than Coqui, Riffle o..." | Read more » over 5 years ago