Comments

Author Comment Last activity Moderation
cfastie "sylvan, That sounds good. It's definitely easier to help someone articulate a question than to defend the results of a scientific study. Designing..." | Read more » almost 6 years ago
cfastie ""People who use these tools do not need to understand research protocols or statistics in order to create scientifically-valid arguments." I am co..." | Read more » almost 6 years ago
cfastie "What do you guys think, is it okay to use the mean instead of the median? @pdhixenbaugh, @MadTinker, @Shanlter, @rockets " | Read more » almost 6 years ago
cfastie "MaggPi, This approach is quite intriguing. You are correct that NDVI was invented and then used for 40 years primarily for high altitude aerial or..." | Read more » almost 6 years ago
cfastie "That figure has been in a wiki since April 2012: https://publiclab.org/wiki/ndvi-plots-ir-kit " | Read more » almost 6 years ago
cfastie "I keep my eye out for old Nalgene bottles which are tough enough to survive rough handling and hydraulic pressure. The lids are also strong so they..." | Read more » almost 6 years ago
cfastie "I was impressed by the price ($12.90) of the DFRobot TDS sensor that MadTinker is working with so I bought a couple. It was easy to get it to work ..." | Read more » almost 6 years ago
cfastie " " | Read more » almost 6 years ago
cfastie "Whoops, I just noticed this. I will try to print the parts and let you know how it works. Sorry for the delay. " | Read more » almost 6 years ago
cfastie "It seemed to work for the eight models of PowerShot that I tried. I am not aware of other attempts to confirm this. " | Read more » almost 6 years ago
cfastie "It is common for focus to be poor after the internal IR cut filter is removed or replaced. To make those modifications, the plate holding the camer..." | Read more » almost 6 years ago
cfastie "I see the little triangles of zero-thickness. My slicer (Simplify3D) ignores them, so it looks like they will print okay. @MaggPi, would you like m..." | Read more » almost 6 years ago
cfastie "That’s a great question, but it is a little bit like asking “How do you cook a good meal?” There are lots of different kinds of good meals, and lis..." | Read more » almost 6 years ago
cfastie "These might do the same thing for 10¢ apiece: https://www.ebay.com/itm/10Pcs-3-5mm-Female-Stereo-Audio-Socket-Headphone-Jack-Connector-5-Pin-PCB-Mo..." | Read more » almost 6 years ago
cfastie "If you know the spectral sensitivity of each channel in the sensor in the camera you are using, you can adjust the brightness (intensity) at each w..." | Read more » almost 6 years ago
cfastie "I am going to guess: Yes, they are interchangeable for your application. DigiKey links to the same data sheet for both of them. Page 3 of the datas..." | Read more » almost 6 years ago
cfastie "I don't think calculations at Infragram.org can be used for anything but determining the color of a new image. The Photo Monitoring plugin and Fiji..." | Read more » almost 6 years ago
cfastie "Fig. 6 was created using Fritzing (http://fritzing.org/home/). The annotations and some editing were then done in PhotoShop. " | Read more » almost 6 years ago
cfastie "Kina, thanks for the videos. Very helpful. I might try CoolTerm again, since I was using a sketch that did not format the serial output in an appro..." | Read more » about 6 years ago
cfastie "I tried CoolTerm and never got it to work. I tried for only a half hour, so my failure is not so surprising. If you have a working data logger (e.g..." | Read more » about 6 years ago
cfastie "A GoPro Hero might weigh 150 grams with the protective case. A Hero Session weighs half that. On a static KAP rig the total weight will be 150g to ..." | Read more » about 6 years ago
cfastie "Liz, I don't know the specs of the 1/4" phone plug, but it needs only two contacts, the tip and one ring along the shaft. I'm not sure which types ..." | Read more » about 6 years ago
cfastie "Fiberglas tubes are a better solution for most kites and don't cost much if any more than those solid rods. http://www.kitesandfunthings.com/Produc..." | Read more » about 6 years ago
cfastie "New answer below where I could attach a file. " | Read more » about 6 years ago