| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| dusjagr | "nice, count us in for testing. based in yogyakarta, indonesia. perfect addition to our current research during hackterialab 2014. " | Read more » | about 10 years ago | |||
| eustatic | "matt_p this is scott, gulf coast, i have most of these materials, or their analogues what i don't have is time " | Read more » | about 10 years ago | |||
| warren | "Hey Matt - well, not free, but as you can see the cost is going to be pretty darn low. @Paquicamus - sounds awesome! Could you link to some of the..." | Read more » | about 10 years ago | |||
| Paquicamus | "I have done a lot of water quality analysis work using double beam UV/V spectrophotometer to determine phosphates, nitrates, nitrates, ammonia usin..." | Read more » | about 10 years ago | |||
| Matt_P | "If you are asking me if I would allow you to send me one of these kits, for free...sure. How could I say no? I'll see what I can do with it. " | Read more » | about 10 years ago | |||
| eustatic | "Hooray! " | Read more » | about 10 years ago | |||
| vjpixel | "I want to test one! " | Read more » | about 10 years ago | |||
| liz | "Count me in! We have lots of muck and mire in NYC to investigate. Conversely, we also have many delicious varieties of olive oil. :) " | Read more » | about 10 years ago | |||
| Charles_Hamilton | "Can you post a link to the specs or source for the webcam you're using above? Thanks. " | Read more » | almost 11 years ago | |||
| warren | "Definitely true; and we've spend a lot of time sourcing better paper for the next revision. don't worry! " | Read more » | about 11 years ago | |||
| cbreuer | "If you do switch over to an updated cut-out design I would suggest using a different paper than the current paper being used. When we built the cou..." | Read more » | about 11 years ago | |||
| warren | "Updated... good call. Also think of the USB cable tugging... let's just get the instructions to be really clear. " | Read more » | about 11 years ago | |||
| mathew | "Its a good idea but I'm hesitant to do a paper mount-- temp and humidity could shift it significantly. " | Read more » | about 11 years ago | |||
| gonzoearth | "This is a great idea! The camera mounting surface looks sturdy with the double fold underneath. " | Read more » | about 11 years ago | |||
| warren | "mnc, did you figure out your problem too? Brent - sorry to hear your DVD-R fragment was damaged. We tried to protect them by putting them in baggie..." | Read more » | over 11 years ago | |||
| BrentNewhall | "mnc: I haven't had a chance to fix the spectrometer yet, but I think I know what's wrong: the CD fragment I received was slightly discolored in pla..." | Read more » | over 11 years ago | |||
| mnc | "Hi Brent, Did you end up fixing the problem you described? I have exactly the same problem. Pointing my camera directly at a light source shows a ..." | Read more » | over 11 years ago | |||
| bymmijprime | "Try looking at the cfl bulb directly with the cover off to see if the camera is working right. If you get a bright light doing this, then you most ..." | Read more » | over 11 years ago | |||
| BrentNewhall | "Thanks, cfastie! I'll try that. I'm getting no spectrum at all right now. " | Read more » | over 11 years ago | |||
| cfastie | "Brent, It might be that you need to adjust the alignment of the camera. The relationship among the slit, the grating, and the camera is critical ..." | Read more » | over 11 years ago |