FabWiki Power supplies

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Keywords: battery, batteries, fuel cell

• Shopping for a power supply (Physical Computing 253)
  

• Stabilizing a voltage regulator with capacitors (Physical Computing 124)
  

• Sources, sinks and buffers (Physical Computing 405)
  

• Pull-up, pull-down and current limiting resistors
  

• About Wall Warts
  

• The Prophylactic Layer (isolating components from harm)
  

• Project: 5v Breadboard Mini PSU
  

• Project: Arduino-based Galvanostat and Potentiostat
  

• USB as a power source
  

• Breath-powered USB charger
  

• Flashlight that uses capacitors instead of batteries
  

• DIY coin cell holder
  

• Jello, Yeast and Carbon Paper Fuel Cell
  

• Aluminum air battery uses salt water and activated charcoal, plus aluminum foil
  

• Ask Make: Pull-up resistors
  

• Printable batteries
  

• Kinetic Remote Control - shake instead of providing batteries; from MAKE 12.
  

• Harvesting Chemicals from a Battery from Makezine