| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| jhondue123456 | "https://www.google.com " | Read more » | 9 months ago | |||
| vivek14 | "hello " | Read more » | almost 2 years ago | |||
| vivek14 | " hello there is no iphone app . sir your question is very useful for all .I am just looking khanapara teer . " | Read more » | almost 2 years ago | |||
| Ag8n | "Take a look at the video for the standardization of the instrument. If I read it correctly, with a few changes in the software (they list the code..." | Read more » | almost 3 years ago | |||
| belkinsa | "I built mine but haven't tested it yet as I need hunt down a CFL :frowning_face: .... " | Read more » | almost 3 years ago | |||
| baophan448 | "I did this! Thanks for the instrution! " | Read more » | almost 5 years ago | |||
| ananyo2012 | "Hey Jeff, Thanks for the reply. I will post my updates on replication. I see there are some Pi based upgrades as well. Curious about them as well ! " | Read more » | about 5 years ago | |||
| warren | "Hi Ananyo!!! So good to see you! A4 or letter both work fine! They'll come out slightly different sizes but they both work. " | Read more » | over 5 years ago | |||
| ananyo2012 | "Hi, I am just starting to make the new version of the papercraft spectrometer. What is the ideal size of the paper over which it should be printed ..." | Read more » | over 5 years ago | |||
| warren | "And here is one more; v2.0.10 which has a 0.375" margin on all sides: foldable-2.0.10.pdf foldable-2.0.10.svg foldable-reverse-2.0.10.svg " | Read more » | over 5 years ago | |||
| warren | "And here is version 2.0.9, resized to fit on a 6.625" x 9.375" page, so it's 1.75" wide when assembled, instead of 2". This isn't ideal but it fits..." | Read more » | over 5 years ago | |||
| joyofsoy | "Here's the most recent version of the Papercraft Spectrometer, v2.0.8. This version includes more simplified text, updated links, and a second page..." | Read more » | over 5 years ago | |||
| botho_willer | "I did this! " | Read more » | over 5 years ago | |||
| mimiss | "I did this! " | Read more » | over 5 years ago | |||
| warren | "Here's a convenient page to print a black square on the back! https://docs.google.com/presentation/d/1ATMBoR9voChWq-a4fTnyQvniVj2sEyn-ZookA3K-Uts/..." | Read more » | almost 7 years ago | |||
| UHF | "DVDs work better with smaller track separation and therefore greater diffraction. " | Read more » | almost 7 years ago | |||
| warren | "Hi! There are a few posts exploring this question here: https://publiclab.org/questions/dsvilko/06-13-2017/any-way-to-improve-on-the-dvd-grating ..." | Read more » | almost 7 years ago | |||
| jpschaaf | "I never really knew much about spectrometers (and still don't) but I happened on an article about green laser pointers which mentioned that a numbe..." | Read more » | almost 7 years ago | |||
| Swede2 | "Oh, that's great. I'm glad the comment was useful. If you are satisfied with your hand built version, I'd recommend ordering the desktop version. I..." | Read more » | almost 7 years ago | |||
| warren | "Ooh, good question on the camera! Post a question at #spectrometry and i know people have tried a lot of cameras! " | Read more » | almost 7 years ago | |||
| jpschaaf | "By the way, thanks for mentioning the use of electrical tape. Applying that suggestion took my attempt to build one from nearly worthless to vague..." | Read more » | almost 7 years ago | |||
| warren | "Great suggestion! " | Read more » | almost 7 years ago | |||
| warren | "There may also be some mis-auto-focusing by the smartphone camera. Over-exposure too, but also try getting the focus to lock on the more detailed l..." | Read more » | almost 7 years ago | |||
| stef | "Your image is way over exposed. You should be aware that this is an entry level project. The desk top is also used to stimulate discussion. Please..." | Read more » | almost 7 years ago |