Monday, August 27, 2018

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  • less resistance for thicker wire

I = V / R

900 amps = 9 / .01

you never want to connect power directly to the ground
there should always be a 'load' on the circuit

electronicsclub.info/circuitsymbols.html

rapidtables.com/electric/electrical_symbols.html


through hole - older tech

  • have legs hat pass through board


surface mount - newest technology

  • smaller form factor (Dramatic at times)
  • sits on the board, soldered same side

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conductors
  • silver
  • copper
  • gold
  • aluminum
  • iron
  • steel
  • brass
  • bronze
  • mercury
  • graphite
  • dirty water
  • concrete

insulators

  • glass
  • rubber
  • oil
  • asphalt
  • fiberglass
  • porcelain
  • ceramic
  • quartz
  • dry: cotton, paper, wood
  • plastic
  • air
  • diamond

hewwo world