Comments

Author Comment Last activity Moderation
nshapiro "I think the sensor is at the back so we might want it to be popped out of the case so that we don't just pick up the heat from the pump. " | Read more » about 9 years ago
nshapiro "The round meter appears to be inaccurate. here are some test photos: " | Read more » about 9 years ago
nshapiro "This looks great! Thanks! The thermometers arrived today. Will bring them in and photograph them tomorrow. " | Read more » about 9 years ago
nshapiro "Maybe I was wrong! The glare seems to be worse on the back background. Which looks best to y'all? only the outer two mm or so is transparent so ma..." | Read more » about 9 years ago
nshapiro "Here are the test photos on an old tube. Its not a perfect test because the rest of the tube may not be the same substance as the rest of the tube ..." | Read more » about 9 years ago
nshapiro "Small edits to the card: we can delete the "within 2 degrees" helper text. we can reduce size (thus increasing detail of tube) of the card zip c..." | Read more » about 9 years ago
nshapiro "Here is a photo of the tip breaker that is on some of the analog pumps. We could also pre-score them in a standardized way to create consistent ope..." | Read more » about 9 years ago
nshapiro ".1-1 is correct. I have three right now. i can send you one. but you would need to get the valves. my supplier just ran out. " | Read more » about 9 years ago
nshapiro "i actually have three of those pumps on my desk. they have a counter up to 10 and a thermal ring (that doesn't appear to work) for temp and a tube ..." | Read more » about 9 years ago
nshapiro "I think this looks great! The air intake is in one end of the tube. so we could have one less inlet to cut in the top panel and we could have it s..." | Read more » about 9 years ago
nshapiro "+1 to the time relay delay it could be adhered to the belly of the pump. Digging the flow meter debate! " | Read more » about 9 years ago
nshapiro "@danbeavers just sent me a great email about cheap flow meters. he told me I could repost it, so am putting it here: "I have been thinking/researc..." | Read more » about 9 years ago
nshapiro "Gotcha. In my testing in 2011 i did some of the test and mailed test kits to those i couldn't meet in person. altho it wasn't statistically signifi..." | Read more » about 9 years ago
nshapiro "This is great. The vintage timers are pretty amazing although they add a lot of weight and thus money and are not tamper proof. We could just inclu..." | Read more » about 9 years ago
nshapiro "Great. I've ordered the last two as they have the accuracy we need--will report back by the end of the week. way cheaper than the one i had found. ..." | Read more » about 9 years ago
nshapiro "It looks like most of the cheap hygrometers are of the coil and dial variety which I worry about the robustness of. This one is temp and humidity ..." | Read more » about 9 years ago
nshapiro "This looks! great! what do you think the QR code would be? We might need there to be a solid color that the tube is placed on top of for consistenc..." | Read more » about 9 years ago
nshapiro " There we go! working now. " | Read more » about 9 years ago
nshapiro "Hey Jeff, The card mock up is 5x8. The alcohol thermo and humidity meter is 9x 2.5 at its thickest point. I have 2 inch diameter coil spring humid..." | Read more » about 9 years ago
nshapiro "@danbeavers do you know the duty cycle of the AC when you did the follow up testing? " | Read more » about 9 years ago
nshapiro "we would probably want 1 degree accuracy as the visual read out of the tube has to be multiplied by a temperature coefficient on a 1 degree scale. ..." | Read more » about 9 years ago
nshapiro " Here is what the thermo and humidity meter look like next to the card. We could still use an alcohol thermo, this one is just a bit clunky. Also ..." | Read more » about 9 years ago
nshapiro "@danbeavers were you using the whisper pump or another pump? I think the whisper pump can handle one pump and one vacuum if need be " | Read more » about 9 years ago
nshapiro "@mathew I just ordered the temp/humidity meter you recommended. In terms of design maybe it can fit horizontally under the A, B, C columns? " | Read more » over 9 years ago