EdMallon 1 research notes and 1 wiki edits | Joined over 5 years ago






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"I really appreciate the encouragement guys. But I need at least a month before I could do anything about it. We've already turning away other offer..." | Read more » about 2 years ago
"I found that pulling up the three lines usually helps the cards sleep faster. Unfortunately this is completely controlled by the sd controller circ..." | Read more » about 2 years ago
"Aside form the research goals, I've always wanted to create something that everyone could make on their own. And don't worry about the soldering - ..." | Read more » about 2 years ago
"Hi Warren, I think that would be a good idea for the screw-terminal logger, as it's a generic, and would provide people with lots of flexibility to..." | Read more » about 2 years ago
"While breadboard loggers are quick, the connections tend to be a bit too fragile for serious testing. So I've come up with a configuration based on..." | Read more » about 2 years ago
"I almost fell over laughing at the name of this post (and am a bit jealous that I did not think of it...) Your logger should be running for much lo..." | Read more » about 2 years ago
"I know the RIFFLE project has been doing this for a while now, but I saved SD power control to the end of my quest for low power logging, because I..." | Read more » about 2 years ago
"That lack of alarm is pretty irritating considering that the 1337 has them built in, and they could have simply used that chip instead. Watchdog ti..." | Read more » about 2 years ago
"I've developed a method to calibrate thermistors of unknown specification to something near +/- 0.1 C https://edwardmallon.wordpress.com/2017/04/2..." | Read more » about 2 years ago
"I'm currently working out how to calibrate these oversampled thermistors to a reasonable level without breaking the bank for a high quality referen..." | Read more » over 2 years ago
"After much experimentation, I finally came up with a simple dithering method that allows you to easily use oversampling to add 4-5 extra bits of re..." | Read more » over 2 years ago
"We just fired up a new collaborative project, and some of the academics from the other university suggested that our blog was something of a spaghe..." | Read more » over 2 years ago
"I have posted most of the low power techniques I am using at: https://edwardmallon.wordpress.com/2015/11/05/a-diy-arduino-data-logger-build-instruc..." | Read more » almost 3 years ago
"Believe it or not, the UNO Datalogger tutorial I posted last year has risen to the top of the traffic stats on our blog, and has generated more tha..." | Read more » almost 3 years ago
"Just a quick suggestion: I've been using pex swivel adapters in my underwater connectors: http://www.menards.com/main/plumbing/rough-plumbing/pip..." | Read more » over 3 years ago
"After two successful deployments of our temperature chains I can confirm that my heat-shrink and epoxy sensor mounting method goes the distance und..." | Read more » over 3 years ago
"@ cfastie: To be honest I probably would have started with Geir Andersen's shield to if I had known about it back at the beginning of my project. A..." | Read more » over 3 years ago
"Not sure about that Arduino clone, as I don't know about the chips it's using. But for less than 4 bucks just try it and see. Just don't expect the..." | Read more » over 3 years ago
"One of my high school teacher friends mentioned that he wanted add Arduino based projects to his science classroom, but after I posted those DIY gu..." | Read more » over 3 years ago
"It's been on my to-do list for ages, but I finally got around to posting the build tutorials for the basic 3 component data logger based on Promini..." | Read more » over 3 years ago
"Just back from our recent fieldwork, and we've had great success with the DS18b20 temperature strings that we deployed back in March. http://edwar..." | Read more » almost 4 years ago
"Hi again everybody. I finally got around to posting the Cave Pearl Project on Hackaday, and realized that it turned out to be a pretty concise sum..." | Read more » almost 4 years ago
"This thread was part of my inspiration to build a few long strings of DS18B20 sensors: http://edwardmallon.wordpress.com/2015/03/01/using-ds18b20-..." | Read more » over 4 years ago
"Hi Everyone Just thought I should post a progress update on the Cave Pearl Project. We finished off 2014 with a challenging field trip that had so..." | Read more » over 4 years ago

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