cfastie 299 research notes and 550 wiki edits | Joined over 6 years ago | Admin

The ecology and history of forests and landscapes, and new ways to see these things. High-resolution stitched images of vegetation, including low elevation aerial photography and multispectral imaging. Design and distribution of 3D printed aerial photography rigs and microcontroller gadgets via the KAPtery. Tweeting these things.

My posts on these topics:


4 questions asked

1270 comments posted

75 activities posted

1 activities attempted





RV SensorShip V

by cfastie 6 months ago | 5 | 747 views | 5


What would you do with SensorShip?

by cfastie 6 months ago | 1 | 275 views | 3


Extra Super Volatile

by cfastie 7 months ago | 2 | 221 views | 4


Nano particle monitoring

by cfastie 8 months ago | 7 | 792 views | 7


Logging firewood

by cfastie 9 months ago | 0 | 158 views | 2


Fun with u-blox

by cfastie 10 months ago | 0 | 129 views | 1



DFRobot TDS sensor first look

by cfastie 12 months ago | 4 | 597 views | 2


Installing the water-level monitor

by cfastie over 1 year ago | 0 | 358 views | 5


Assembling a Mini Pearl Pro Logger

by cfastie over 1 year ago | 0 | 333 views | 2


Mounting and deploying a Mini Pearl Logger

by cfastie over 1 year ago | 1 | 228 views | 2


Low-power timer upgrade

by cfastie over 1 year ago | 0 | 522 views | 2


Real time and temperature

by cfastie over 1 year ago | 6 | 1,170 views | 2


How to make a low power timer

by cfastie over 1 year ago | 1 | 501 views | 2


A DIY low power timer

by cfastie over 1 year ago | 1 | 1,064 views | 1


New data loggers for long-term logging

by cfastie over 1 year ago | 0 | 405 views | 2



Public Lab's Big Red Christmas Balls

by cfastie over 1 year ago | 1 | 157 views | 0



Memory of Feathers

by cfastie over 1 year ago | 1 | 212 views | 1


Longer Mini Pearl logging

by cfastie over 1 year ago | 1 | 359 views | 1


Will an Arduino measure water depth?

by cfastie over 1 year ago | 0 | 1,919 views | 1


Putting sensor data to work

by cfastie over 1 year ago | 1 | 372 views | 1


Yule logging

by cfastie over 1 year ago | 9 | 523 views | 3


Choose a camera for aerial photography

by liz over 2 years ago | 2 | 252 views | 1

Image from [Ebay seller Goodwill Maine](http://www.ebay.com/usr/goodwill-maine?trksid=p2047675....

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What goes into choosing a topic name?

by liz almost 3 years ago | 2 | 153 views | 3

_above: sketch of figuring out how to organize "air" into a research area, and which methods are ...

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What's the best way of estimating the altitude of your balloon when mapping?

molangmuir10 asked about about 2 months ago

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Should I use two sheets of filter?

kauemv2 asked about 2 months ago

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Is the Olympus CAMEDIA C-3040 good for NDVI?

texacoon asked about 2 months ago

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Can someone clarify the colors on the simple air sensor? (turning white when plugged in)

stevie asked about 3 months ago

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What are some activities for using the Simple Air Sensor as part of a broader air quality project?

warren asked about 4 months ago

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I am getting very low NDVI values.

Anice asked about 6 months ago

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Why are the PM10 particles of the Purpleair monitor biased so high?

Cbarnes9 asked about 8 months ago

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How can we connect a PMS5003 dust sensor to an Arduino?

warren asked about 9 months ago

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DIY conductivity Sensors

roberts_ecofarm asked about 9 months ago

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How can you calculate microscope magnification with just a calibration slide?

Bronwen asked about 10 months ago

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Mapir Survey3 RGN image processing pipeline

mrodriguezorejuela asked about 10 months ago

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NDVI Numerical Values

AgtechMan asked about 10 months ago

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What are ways to monitor algae blooms?

stevie asked about 11 months ago

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Best low cost camera for indoor plants?

DrC asked about 11 months ago

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commented on Aug 10, 2018 0

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NDVI LED Simulator

MaggPi asked about 12 months ago

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Can more info on colormaps be added to image-sequencer?

MaggPi asked about 12 months ago

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What probes to get with data loggers?

pdhixenbaugh asked about about 1 year ago

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Are there lists of plants and the chemicals they can remediate?

warren asked about about 1 year ago

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How to design scientific experiments?

niklasjordan asked about about 1 year ago

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View these maps at MapKnitter.org »

Title Creation date Image

Comments

Comment Last activity Moderation
"Yes, any gas will be less dense when it is hotter and therefore will have more lift. If the gas inside the balloon is the same as the gas outside (..." | Read more » about 9 hours ago
"That's a great development. Thanks for alerting me to that. The key to this advance is knowing how to structure the KML code to define the color of..." | Read more » 12 days ago
"Low power operation: To run your data logger for a long time on small batteries, you can put the Arduino and other components to sleep between log..." | Read more » 12 days ago
" Marking your kite or balloon line is a very good way to do this. It is a bit of a chore to do it, but maybe easier than building a data logger or ..." | Read more » about 2 months ago
" Enter, Inventor, Mentor " | Read more » 2 months ago
" That's a good idea. Maybe someone has figured out good values for blue and red. " | Read more » 2 months ago
" The link was finally fixed on May 16, 2019 when the view count was 1005. " | Read more » 2 months ago
" The NDVI result will be the same whether you use one or more layers of filter. Using two layers reduces the amount of light reaching the sensor tw..." | Read more » 2 months ago
"The specs for the TPL-5110 timer IC say it can time intervals up to 7200 seconds (2 hours). It seems unlikely that it could be extended beyond that..." | Read more » 2 months ago
" I just noticed that at least some of the 2000 era Olympus Camedia cameras did not have an effective IR cut filter installed. For normal photograph..." | Read more » 2 months ago
"The focal length of the lens depends on your goals, the area you want to cover, the elevation of the drone, how much distortion (fish eye) you can ..." | Read more » 2 months ago
"The Olympus CAMEDIA C-3040 is a nineteen year old model with a 3 MP sensor. It has a larger sensor than a GoPro, but the image quality will be very..." | Read more » 2 months ago
"According to the link at your wiki the RGB LEDs are rated for 2 to 3.2 volts. Your instructions for connecting the LED indicate connecting the LED ..." | Read more » 3 months ago
"Hi tahnok, Those inexpensive anemometers seems to be missing an important feature of the expensive Kestrel and other fancy anemometers. They do no..." | Read more » 3 months ago
"The standard (last generation) Arduinos are circuit boards with the ATmega 328p microcontroller chip on them. A common hacker exercise eight years ..." | Read more » 3 months ago
" More clarification on the display: For a battery powered logger, you could use an e-paper (e-ink) display which retains the image after it has bee..." | Read more » 3 months ago
"I'm glad this might help. One clarification to my comment above: Adding a display to the logger works best if the logger is plugged into the wall (..." | Read more » 3 months ago
"It is quite easy to build the environmental data logger you describe for $15. All of the parts for a Mini Pearl Logger can be ordered from eBay for..." | Read more » 3 months ago
"Hi jeffalk, Thanks for pointing out that the PM10 index includes all particles smaller than 10µm. If that is true, you are correct that PM10 shoul..." | Read more » 3 months ago
"If a device based on a Plantower sensor includes hardware that allows either live numerical display or data logging, it can be a very useful tool. ..." | Read more » 4 months ago
" Writing data to eeprom will work with the limitations you outline. Adding a microSD card module and 128 MB SD card costs less than $2.00. Adding..." | Read more » 4 months ago
"Thanks, I have pinged the editor. The views on this research note have doubled since December. I wonder what they would be if the link had been co..." | Read more » 4 months ago
" I just noticed that Limor Fried wrote an article for Make Magazine in January citing this research note and using one of the images. An editor ask..." | Read more » 4 months ago
"A full spectrum camera is one that has been converted to capture NIR by removing the IR cut filter. This filter which is present in all standard ca..." | Read more » 4 months ago






























cfastie was awarded the Basic Barnstar by warren for their work published in Superblue.


cfastie was awarded the Basic Barnstar by warren for their work published in Graze anatomy.


cfastie was awarded the Basic Barnstar by liz for their work published in Holiday Beverage Whodunit.


cfastie was awarded the Basic Barnstar by stevie for their work published in Nano particle monitoring.


cfastie was awarded the Basic Barnstar by Elidacanup for their work published in Broadening.


cfastie was awarded the Basic Barnstar by david-days for their work published in Compost is hot, says Riffle.


cfastie was awarded the Basic Barnstar by academicfora for their work published in A standalone aerial sensor pod.


cfastie was awarded the Empiricism Barnstar by warren for their work published in Grating angle.


cfastie was awarded the Empiricism Barnstar by xose for their work published in Real time and temperature.


cfastie was awarded the Photo Documentation Barnstar by warren for their work published in A DIY low power timer.


cfastie was awarded the Photo Documentation Barnstar by Hudonnoodles for their work published in Spherical KAP over Cocodrie.


cfastie was awarded the Photo Documentation Barnstar by stevie for their work published in NE Organizers Summit.


cfastie was awarded the Photo Documentation Barnstar by stevie for their work published in LEAFFEST 2014 accounting.


cfastie was awarded the Photo Documentation Barnstar by stevie for their work published in Public Lab Organizers Summit, 2014.


cfastie was awarded the Photo Documentation Barnstar by stevie for their work published in Putting sensor data to work.


cfastie was awarded the Photo Documentation Barnstar by todgobblins for their work published in Soaring Riffle.


cfastie was awarded the Video Documentation Barnstar by warren for their work published in SNOWFEST the Movie.


cfastie was awarded the Video Documentation Barnstar by mathew for their work published in Making the aluminum frame of an aerial camera rig (video).



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