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Comments

Author Comment Last activity Moderation
pdhixenbaugh "Wow, thanks for this note! " | Read more » over 5 years ago
pdhixenbaugh "Unplanned addition - the picture attached shows the first version of my 'blink mod' timing, which was hard to distinquish from the default blink. T..." | Read more » over 5 years ago
pdhixenbaugh "At the Open Hour today, we brainstormed allowing users to flag a post with "the information in this post has been superceded by a newer research no..." | Read more » over 5 years ago
pdhixenbaugh "Hey @EMLangsurveying, welcome to Public Lab! Thanks for publishing your first Research Note (test!). Could you fill in some more details to give th..." | Read more » over 5 years ago
pdhixenbaugh "Thanks for all your responses! They are all exciting! Especially, even publishing as a draft and soliciting input/review as discussed in the comme..." | Read more » over 5 years ago
pdhixenbaugh "Awesome techniques! Is there any research on the guiding assumption that deer have an effect on the amount of carbon sequestered? I would imagine ..." | Read more » over 5 years ago
pdhixenbaugh "Thoughts on tags: some sites (Stack Exchange, ArcGis, etc.,) require a minimum number of tags, and also encourage reuse of popular tags. This ensur..." | Read more » over 5 years ago
pdhixenbaugh "Re: square wave, I feel really out of my comfort zone here, but that's ok :). I know to make a square wave voltage source, you have to add up sine ..." | Read more » over 5 years ago
pdhixenbaugh "I'll do what I can :D it might be good weekend reading. So take everything that follows from the perspective of me not knowing much about measuring..." | Read more » over 5 years ago
pdhixenbaugh "Could it be that in a world where Republican presidential candidates publicly call for abolishing the EPA, that there just isn't the statewide publ..." | Read more » over 5 years ago
pdhixenbaugh "I need a little help understanding this background. When you modulate the LED at 1 kHz, that means it's flashing on and off 1000 times a second? Ho..." | Read more » over 5 years ago
pdhixenbaugh "My spectroscopy-fu is failing me here -- the curve you're seeing is just the output wavelengths of your LED and laser, with a broad peak, right? W..." | Read more » over 5 years ago
pdhixenbaugh "Just riffing off of these ideas -- is reclaimed tyvek material from construction projects or mailing centers easy to come by in developed/developin..." | over 5 years ago
pdhixenbaugh "For next winter -- and in case this helps anyone -- there are some good (dichotomous) keys for identifying trees in winter! They often use bark, tw..." | Read more » over 5 years ago
pdhixenbaugh "What will be the long term corrosive effects of current and salt water on our stainless steel screws? I think we've seen stainless steel probes on ..." | Read more » over 5 years ago
pdhixenbaugh "Some ideas: I love the presta valve idea (I used to work in a bike shop, and we threw many of these away each day from flats). I wonder if having ..." | Read more » over 5 years ago
pdhixenbaugh "Other people have commented elsewhere how "trimmers" (capacitors with adjustable capacitance) exist, which would be a useful way to "tune" the soun..." | Read more » over 5 years ago
pdhixenbaugh "For the long-life 2xAA-battery configuration, would Alkaline batteries last significantly longer than NiMH (less self-discharge?) " | Read more » over 5 years ago
pdhixenbaugh "Just wanted to comment here if anyone finds this page, that there are new ideas about using lower voltage in the water and amplifying using an OpAm..." | Read more » over 5 years ago
pdhixenbaugh "Cool! What's your background in Chemistry? I am a recent grad, and spent a lot of time in undergrad labs doing Raman spectroscopy, so I'm curious t..." | Read more » almost 6 years ago
pdhixenbaugh "Would it be possible to have a variant using standard batteries? It's not too big of a deal to order a special battery, but in some places and situ..." | Read more » almost 6 years ago
pdhixenbaugh "@Matej Lots of interesting things here! Anecdotally from the spill response team I work with, it only takes a few drops of oil to create a sheen, s..." | Read more » almost 6 years ago
pdhixenbaugh "Exciting stuff! I'd second the easy AA battery option. I can solder at a basic level, but the less it's required, the less it can go wrong. I don'..." | Read more » almost 6 years ago