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20 Results for "air quality"

  • Portable air tank
  • .Stack entry     by ActualDragon
  • Hey everyone, I need a portable air tank for #Air Compressed Nerf Gun, you know, like a paintball tank? I'm trying to make it as cheap as possible, using pipe and materials from around the house. all i need is the tank, and i've only spent like $3 for...

  • IoT On Air Sign
  • .Stack entry     by CuriosityGym
  • Most folks require silent time to focus on their creative projects, but nagging, helicopter bosses and co-workers keep disturbing you.We devised a unique project that notifies anyone that you are not to be disturbed or in a meeting.Just set your Google...

  • IoT On Air Sign
  • .Stack entry     by CuriosityGym
  • Most folks require silent time to focus on their creative projects, but nagging, helicopter bosses and co-workers keep disturbing you.We devised a unique project that notifies anyone that you are not to be disturbed or in a meeting.Just set your Google...

  • Do P-N junctions oxidize in air?
  • .Stack entry     by Peter Walsh
  • I make sensors by cutting the top off of a metal power transistor and using the base-emitter junction as a PIN diode. This works very well for detecting Alpha particles (and photons).Alphas would be blocked or attenuated by an oxide layer,...

  • Heliostat
  • .Stack entry     by Robert Petrušić
  • Hey, do you know how much does increasing the number of heliostat increase the temperature ( in ideal conditions)?

  • Glue for 300-400C MCH heater?
  • .Stack entry     by Vitaly
  • I'd like to "improve" MCH heater (50*50*1.5mm) for DIY reflower: add panasonic PGS on top side and aluminium foil on bottom side. That requires glue, operating at least on 300C, ideally up to 400C. Also, this glue should dry without air access and be...

  • Clip?

  • .Stack entry     by ActualDragon
  • i finished the #Air Compressed Nerf Gun base model, and you have to muzzeload it. Plus, when you tilt the gun down, the bullet falls out. I have some big clips, and i think that would solve both my problems. Any ideas on attaching it to the pvc...

  • Ideal Hackspace Plant
  • .Stack entry     by Jarrett
  • Any idea how to get a sample?No really, does anyone work at a biolab and can get one?I have a huuuuge Pothos at home, they are super hardy and low maintenance and great for hackspaces, outside of the cleaning-chemicals-we-frequently-use thing.

  • Very short range light data communication
  • .Stack entry     by Simon Merrett
  • I'm looking for inspiration to export data (simplex) / one-way) across a short air gap from a small device with a low energy budget, so trying to optimise for power. BLE seems like overkill and potentially too complex for the relatively quick development...

  • Reducing an Image
  • .Stack entry     by Darksider7
  • Last night made the attempt to include several images onto my Hackaday project pages but ran into a wall. The images taken were all larger than 3mb in size and the system declined them. For the camera, used my iPad Air, but didn't see a way...

  • idea for a flying bagpipe
  • .Stack entry     by Vito
  • This is the idea, for a RC flying toy:A single propeller, or a small centrifugal compressor blows air into a reservoir which is the body of the flying machine. The reservoir can even be made of textile material. So it will...

  • Water jacket exhaust manifold - epoxy?
  • .Stack entry     by Tom
  • I'm looking into what engine to put in my boat.  Marinised engines generally have several parts water-cooled that are usually air-cooled on an auto engine.  The most extreme of these is the exhaust manifold - in a car, there is constant air...
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