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Author Comment Last activity Moderation
liz "FYI - this is posted as a question here: https://publiclab.org/notes/carmatic/02-24-2021/alternatives-to-cfl-for-calibration " | Read more » over 1 year ago
carmatic "hello, I'm trying to look for fluorescent bulbs but they are being phased out where I live and are becoming harder and harder to find is there an a..." | Read more » over 1 year ago
jterning "Hi, I am confused! My calibration looks ok but is I take a spectrum from a red LED screen I get something crazy: thanks, John " | Read more » over 1 year ago
warren "Gosh, sorry for the late response! When you haven't yet completed the calibration, the numbers shown are for pixel position, not wavelength. Once y..." | Read more » over 1 year ago
milanq "Hey! I was trying to califrate a fluerescent bulb, and it appeared to fit good with the reference spectral workbench ives you, but when looking at..." | Read more » about 2 years ago
springem "Hi, new user here. Just got word from my water company that their turbidometer has been going offline for a few months. I'm curious if you have upl..." | Read more » over 4 years ago
programmer1200 "Here is a link to the source but its cheaper to purchase at the actual store , for some reason they $1.71 website and only a $1 in store . https:/..." | Read more » over 4 years ago
warren "Also, do you have a link to the light you used? Do you use a diffuser of any kind with it, or could you in theory dim the light with a filter to ma..." | Read more » over 4 years ago
warren "That sounds amazing. Looking forward to seeing it! " | Read more » over 4 years ago
programmer1200 "Hi @warren that sounds great I'll get one printed out and ready for use and should have it on its way within a few days. Your right about the stand..." | Read more » over 4 years ago
warren "Hi, this is tremendous, we'd love one at the Kits initiative! Could we trade you for some Lego parts? We're curious if you'd be interested in using..." | Read more » over 4 years ago
programmer1200 "Yah I'll do a post about the cuvette holder , that will probably be more useful to people , the camera mount is nice and I like it but its not spec..." | Read more » over 4 years ago
warren "@warren awards a barnstar to programmer1200 for their awesome contribution! " | Read more » over 4 years ago
warren "Wow, this is such a cool post! Love your upgrades. Would you be willing to post another specifically about your different attachments? Thanks so mu..." | Read more » over 4 years ago
programmer1200 "Here are the files , if you have any question or issues feel free to contact me :) https://www.thingiverse.com/thing:2660910 " | Read more » over 4 years ago
programmer1200 "Yah I'll happily uploaded them and post the links on here when I get them all together, This is the first time i've ever shared one of my builds so..." | Read more » over 4 years ago
stef "Also more detail, e.g. slit width, any other departure from stock to help others. Stef " | Read more » over 4 years ago
stef "It would be useful if you had given the thingiverse number along with your note. I'm interested. Thanks. Stef. " | Read more » over 4 years ago
AvatarNikhil "Where can i get a PDF file to print those layout for the spectroscope ? " | Read more » over 5 years ago
warren "I'm sorry - the tag should be #gain-control -- and although I don't have time myself at this point to do a live chat, you could perhaps ask on the ..." | Read more » over 5 years ago
Iqbaljurist "Dear Warren, @warren I could not click the hashtag. Also, could we have a live chat which we can discuss this topic any further? I do wait your r..." | Read more » over 5 years ago
warren "Hi, there are some steps for intensity calibration outlined in #exposure-calibration, but they're not that easy to follow -- we would love if you'd..." | Read more » over 5 years ago
Iqbaljurist "@cfastie Chris, I am now able to measure my spectra using iPhone, i dont know why using mobile device is way more effective than PC. Also, how do..." | Read more » over 5 years ago
cfastie "Jurist, I tried to calibrate your spectrum but Spectral Workbench would not complete the task. I don't know why it did not work. The intensity sc..." | Read more » over 5 years ago