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Comments

Author Comment Last activity Moderation
warren "I think there is a little screw that can be turned to "tune" each sensor board, so I wonder if you could put both in the same sample and use a smal..." | Read more » almost 3 years ago
warren "Maybe we could do both sound and light? That way it is adaptable for different abilities too. I don't know if we could have one port drive a light..." | Read more » almost 3 years ago
warren "So, i realized entering control-shift-; in a google spreadsheet enters the exact time/date in a cell. Maybe we can modify the Arduino code to send ..." | Read more » almost 3 years ago
warren "That is really odd. I tried a couple other things but can't figure out why this is happening. In theory it should just be pressing the tab key betw..." | Read more » almost 3 years ago
warren "Hmm, the script is: function onEdit(e) { var val = e.range.getValue().toString(); if (val.indexOf('_now') !== -1) { e.range.setValue(Dat..." | Read more » almost 3 years ago
warren "Oh, it looks like the sensor is sending "_now" instead of "now"... I wonder is it possible to modify the spreadsheet script to match that? " | Read more » almost 3 years ago
warren "Folks at NASA AREN (#aren) sent this over -- a smartphone method for water color, interesting! http://misclab.umeoce.maine.edu/research/HydroColor..." | Read more » almost 3 years ago
warren " " | Read more » almost 3 years ago
warren "I did this! My first error it was a silly mistake - the yellow/red/black cable was plugged in backwards. "apparently" it makes a difference which ..." | Read more » almost 3 years ago
warren "Hi Will! What do you think of a really basic version of this, shipped assembled, something like a "Simple Turbidity Sensor"? This could help us ju..." | Read more » almost 3 years ago
warren "Looks like there is an issue with reply by email, or possibly the list => email system, but Alan Marchiori responded on the plots-waterquality l..." | Read more » almost 3 years ago
warren "Thanks! I'd guess that's true of some of #dfrobot / #knowflow sensors too, since several of theirs ship with buffer and are off-the-shelf probes co..." | Read more » about 3 years ago
warren "For one, these sensors don't seem to log data, but they're so easy to use otherwise that they seem pretty good for a workshop, for example! cc @ch..." | Read more » about 3 years ago
warren "I'm interested in how data can be presented in very visual ways for advocacy work - like these kinds of images for air pollution: But also, over..." | Read more » about 3 years ago
warren "Hi Will! I'd like to also connect to this great older post just to be looped in: https://publiclab.org/notes/warren/12-06-2017/help-document-how-to..." | Read more » about 3 years ago
warren "PublicLab This is awesome!!! " | Read more » about 3 years ago
warren " OK, i was able to build one using @jiteovien's diagram; I remember at the Nueva School before MakerFaire last year, some of the kids were able to ..." | Read more » over 3 years ago
warren "Thanks! I've made a chart where we could mark them for "good" and "bad" and add other notes; I hope it's roughly correct: But if it's not, it's ..." | Read more » over 3 years ago
warren " " | Read more » over 3 years ago
warren " Hi @read_holman - there's some information (not nearly as much as you're asking for) up at https://publiclab.org/common-water-contaminants#Lead, w..." | Read more » over 3 years ago
warren " I made a https://p5js.org sketch of an equalizer -- you can also hover your mouse to see the frequency: https://editor.p5js.org/jywarren/sketches..." | Read more » over 3 years ago
warren " Noting as a reference, this interesting video on making maps of conductivity data! @mimiss " | Read more » over 3 years ago
warren " From a great suggestion from @mimiss I dug up an EQ or equalizer visualization from p5js.org: https://p5js.org/examples/sound-frequency-spectrum...." | Read more » over 3 years ago
warren " @warren has marked @mimiss as a co-author. " | Read more » over 3 years ago