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Author Comment Last activity Moderation
34zhijian "Hi, how does one download the data in the appendix? Thanks! " | Read more » over 4 years ago
maltheR "Thanks for the info... I was looking for it myself.. And big up for your photos, sir.. " | Read more » over 5 years ago
Matej "Cool! Thanks Jeff! This is helpful. " | Read more » almost 7 years ago
warren "What I did to compare is to calibrate on a CFL, then scan a tube fluorescent, so that the methodology for calibration is the same: https://spectra..." | Read more » almost 7 years ago
Matej "Interesting. I actually did kind of an "educated guess" calibration but I couldn't find more but one blue peak. I know that in the "usual" CFL ther..." | Read more » almost 7 years ago
warren "Actually this looks calibrated, no? " | Read more » almost 7 years ago
Matej "@warren: in response to: "Can you try re-calibrating this one, as I think it was calibrated during a brief bug (it shows being calibrated on 1/26/1..." | Read more » almost 7 years ago
Matej "@ethanbass for calibration I am not smoothing the spectra. I just thought it could be helpful when comparing them and adding them to a set. " | Read more » almost 7 years ago
Matej "Hi Jeff, Thanks for the info about the bug! I Will recalibrate right away. I discussed with Gretchen and I think I will keep using this bulb since ..." | Read more » almost 7 years ago
dhaffnersr "Hey Jeff, your right I just thought about it, it will calibrate, it's just you can't get a good fit. " | Read more » almost 7 years ago
warren "that continuous band on the blue spectrum gives poor calibration Dave, I don't think it's quite accurate to say that they give poor calibration. T..." | Read more » almost 7 years ago
warren "Can you try re-calibrating this one, as I think it was calibrated during a brief bug (it shows being calibrated on 1/26/16) which was since fixed. ..." | Read more » almost 7 years ago
warren "Hi, Matej - it also looks like some of your spectra are not calibrated, or perhaps not properly? I'm seeing some not aligned. But all of them seem..." | Read more » almost 7 years ago
dhaffnersr "Hello Matej! Those "humps" that you are getting from the daylight bulbs are the very reason I don't use them, that continuous band on the blue spec..." | Read more » almost 7 years ago
ethanbass " " | Read more » almost 7 years ago
ethanbass "Hey Matej, there's something going wrong with the way your second and third sets are showing up there! They've got all of those squiggles showing u..." | Read more » almost 7 years ago
warren "Aww, i couldn't wait! Posted: https://publiclab.org/notes/warren/02-19-2016/preliminary-led-and-isopropyl-alcohol-solvent-tests-for-oil-fluorescenc..." | Read more » almost 7 years ago
warren "This was a super great event. I have a draft of a followup post about LED and alcohol tests -- will post on Monday, I believe! " | Read more » almost 7 years ago
warren "These look good too, and come with a spectrum datasheet: http://www.ledgroupbuy.com/solderless-true-violet-led-405nm/ " | Read more » about 7 years ago
warren "Powered on one of these, with a dial: http://www.watterott.com/de/Wattuino-Nanite85?x56e76=f63b1cee028854c06b93338f2945a806 " | Read more » about 7 years ago
warren "Here's the big list of UV LEDs below 405 nm " | Read more » about 7 years ago
warren "Crap, those are only in quantities of 400+ or 1000+. I'll keep looking. " | Read more » about 7 years ago
warren "@tonyc @ygstcu - looking at higher powered LEDs, I've found: ~$4.40: http://www.digikey.com/product-detail/en/VLMU3500-385-060/VLMU3500-385-060TR-..." | Read more » about 7 years ago
cfastie "I got a notification of this last one (7:52 AM today). It ended up in my gmail spam folder. It's the first one since Oct 15. " | Read more » about 7 years ago