| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| cfastie | "I have not heard of anyone using a microcontroller (Arduino or ESP board) to read data from an SD card. But maybe it is possible. A more common str..." | Read more » | almost 5 years ago | |||
| cfastie | "I haven't tried that Feather combination. I have also never seen a list of Feather-Featherwing combinations that are incompatible. So I assume it w..." | Read more » | almost 5 years ago | |||
| cfastie | "I'm not familiar with the details, but I think the goal was to protect the sensor from precipitation (the outer can), radiation (the aluminum foil ..." | Read more » | about 5 years ago | |||
| cfastie | "It looks like you have made a really good start with this project. I agree that a challenge will be to avoid scaring away the neighborhood resident..." | Read more » | over 5 years ago | |||
| cfastie | "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 » | over 5 years ago | |||
| cfastie | "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 » | over 5 years ago | |||
| cfastie | "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 » | over 5 years ago | |||
| cfastie | "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 » | over 5 years ago | |||
| cfastie | "The standard (last generation) Arduinos are circuit boards with the ATmega 328p microcontroller chip on them. A common hacker exercise eight years ..." | Read more » | over 5 years ago | |||
| cfastie | " 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 » | over 5 years ago | |||
| cfastie | "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 » | over 5 years ago | |||
| cfastie | "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 » | over 5 years ago | |||
| cfastie | " The simplest modification to make the sketch save to SD card once per minute is to change the line: if (logData == 1) // wr..." | Read more » | almost 6 years ago | |||
| cfastie | "Liz, it's great to know that you (or I guess your Mom) were well coiffed in the 80s, although I regret that you did not include photographic eviden..." | Read more » | about 6 years ago | |||
| cfastie | "Leslie, I will lend you anything you need. Tell me about your HEPA setup. You must already have a 5V Arduino, so all you need is three DuPont wires..." | Read more » | about 6 years ago | |||
| cfastie | "Thanks Nick. It's good to know about the duplicate sensors. That's an intriguing engineering decision. Chris " | Read more » | about 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 » | over 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 » | over 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 » | over 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 » | over 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 » | over 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 » | over 6 years ago | |||
| cfastie | "New answer below where I could attach a file. " | Read more » | over 6 years ago | |||
| cfastie | "A 1/4" stereo/phone plug connects to the HCHO sensor and two wires from that cable connect to the Arduino (tip of plug to A3, ring to GND). Below (..." | Read more » | over 6 years ago |