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[notes:grid:coqui] will collect notes tagged with coqui in a grid of thumbnails:

Building the new Coqui

Post by @natevw 0   |   over 3 years ago

Tip: traveling with a demo coqui

Post by @stevie 0   |   over 3 years ago

Online Live Builds- Make Magazine in October

Post by @Bronwen 0   |   over 3 years ago

Build a "Mega Coqui" water conductivity sensor with an amplifier

Post by @warren 2   |   almost 4 years ago

Water sampling workshop with a "Mega-Coqui" kit with One Cranston

Post by @warren 1   |   almost 4 years ago

Can we use a guitar tuning app to get numeric data from the Coqui water sensor?

Post by @warren 3   |   almost 4 years ago

Build a sound-generating Coqui conductivity sensor (new version!)

Post by @warren 5   |   almost 4 years ago

WATER-QUALITY: SUMMER 2019 QUEENSBRIDGE TECH LAB COMMUNITY SCIENCE PROJECT

Post by @SadiePrego 0   |   4 years ago

Could we just use the PWM feature of an Arduino to generate the 50% duty cycle we need for the Coqui or for a water conductivity meter?

Post by @roberts_ecofarm 1   |   4 years ago

How can we adjust the frequency of the coqui?

Post by @liz 3   |   4 years ago

How can we adjust the volume of the coqui?

Post by @liz 7   |   4 years ago

DIY conductivity Sensors

Post by @roberts_ecofarm 6   |   over 4 years ago

Introducing the Coquí – it's a frog and a tool!

Post by @kanarinka 0   |   over 4 years ago

DIY Science Lesson with the Coqui

Post by @pdhixenbaugh 25   |   over 4 years ago

Ideas for a DIY + Maker class for 6th graders

Post by @Kmckeown 3   |   over 4 years ago

Building the coqui

Post by @jiteovien 1   |   over 4 years ago

Analizing the signal of the Coqui using Audacity

Post by @imvec 4   |   over 4 years ago

Coqui wave audio recording

Post by @imvec 0   |   over 4 years ago

Adding a jack to the Coqui

Post by @imvec 1   |   over 4 years ago

Bay Area Maker Faire!

Post by @stevie 0   |   over 4 years ago

Will this single timer work for the coqui?

Post by @asnow 5   |   over 4 years ago

Sensor Journalism: A Guide for Educators

Post by @kanarinka 2   |   almost 5 years ago

Build a Coquí: A Simple Water Conductivity Sensor (version 1)

Post by @akshaya 18   |   over 6 years ago

Riffle Device: Water Conductivity Sensor

Post by @rebeccah 7   |   over 6 years ago


Wiki grids

[wikis:coqui] will collect wiki pages tagged with coqui:

Title Updated Version Views Likes
Coqui conductivity sensor over 3 years ago by warren 57 3,089 22
Common Water Contaminants almost 4 years ago by warren 36 1,009 4
Flooding and Stormwater Project in New Orleans over 5 years ago by stevie 15 332 3
555 Conductivity Meter over 8 years ago by warren 7 5,466 3

Combined grids

You can now use [nodes:_____] to show both wikis and notes:

Title Author Created | Updated Likes Views Type
Can you blur the location of a Purple Air device? @stevie almost 3 years ago 1
PurpleAir @jiteovien almost 3 years ago 16
Log Simple Air Sensor data to SD card @imvec about 3 years ago 1
Vape detector @Ryanwest about 3 years ago 1
Simple air sensor assembly notes @natevw over 3 years ago 1
Simple Air Sensor @warren over 3 years ago 31
Reporting frac sand mine violations in Wisconsin @joyofsoy about 3 years ago 1
What are the advantages to using 2 particle sensors at the same time? @warren almost 4 years ago 1
How to interpret PMS5003 sensor values? @samr almost 4 years ago 1
Assembling the Simple Air Sensor @warren almost 4 years ago 1
Seeking sources of local wind/weather data @warren almost 4 years ago 1
How do I calculate error for averages? @wu_ming2 almost 4 years ago 1
Extra Super Volatile @cfastie about 4 years ago 1
Nano particle monitoring @cfastie almost 4 years ago 1
Why are the PM10 particles of the Purpleair monitor biased so high? @Cbarnes9 about 4 years ago 1
What type of aerosol was used for the calibration of the purpleair lasers? @Cbarnes9 about 4 years ago 1
Does particle composition that the purple air monitors measure greatly skew the data output? @Cbarnes9 about 4 years ago 1
How can we connect a PMS5003 dust sensor to an Arduino? @warren over 4 years ago 1
How to Open and Clean a PMS 5003 Air Sensor @kkoerner over 4 years ago 1
Sanity check for air sensors @Ag8n over 4 years ago 1
Website for public data @ottinger over 4 years ago 1
Advice for real-time monitoring @ottinger over 4 years ago 1
How to evaluate low cost air quality sensors @jiteovien over 4 years ago 1
PM 2.5 Air Quality Index for Keller, Texas @jiteovien over 4 years ago 1

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Grids that show content with one tag but not if it has a second tag:

The basic pattern is: [questions:include!exclude

So to exclude #basic-microscope:

[questions:microscopes!basic-microscope]

Title Author Updated Likes Comments
driver usb camera community microscope @francesco49 about 3 years ago 4
Would it be possible to make our own microscopic scale rulers (micrometers) using optical discs (DVDs?) @warren almost 4 years ago 6
What is "immersion oil" for microscopes? @warren almost 5 years ago 8
Where can you get the stage for the basic microscope? @stevie about 5 years ago 0
A Massdrop microscope sale (just 23 hours left) @amirberAgain about 5 years ago 0
Could the Raspberry Pi Microscope be used for looking at microplastics found in ocean water? @stevie over 4 years ago 5
Where can microscope lenses (objectives) be bought? @warren about 5 years ago 14
What are some ways to collect dust or particulate samples for analysis? @warren about 5 years ago 4
How do DIY microscopes compare (cost, ease of use, resolution) to commercial options? @warren over 5 years ago 3
Has anyone used a RasPi camera in a DIY microscope? @bmela over 5 years ago 2
How does the EPA measure things, especially the size of dust particles? @kgradow1 over 5 years ago 3
How long does it take to build the hackteria microscope? (is it easy?) @kgradow1 over 5 years ago 3
Is it possible to accurately size inhalable and respirable particles using a DIY microscope? @gretchengehrke over 5 years ago 4
Is it possible to discern jagged from rounded particles using a DIY microscope? @gretchengehrke over 5 years ago 4
How big are silica particles, in microns? @warren over 5 years ago 2
How big are smoke particles, in microns? @warren over 5 years ago 4
What is the best low-cost or DIY microscope to use with a group? @gretchengehrke over 5 years ago 2
Have you had any experience utilizing low cost portable microscopes? @gilbert over 5 years ago 3

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