Week 1 - 555 Timer Week 2 - The PCB Design Week 3 - Making Week 4 - Evaluation

Egg Timer 

Build It

  • You can now build your PCB, look at the picutre below and build your own PCB


  • Once you have built the circuit, you will need to test it.
  • You will need to adjust the potentiometer to get the time you want.
  • 3 mins = soft boiled
  • 5 mins = medium
  • 10 mins = hard boiled

Badge It



  • Upload photos of the front and back of your project.
  • Your solder joints are good, some dry joints or excess solder.
  • You component placement is good, a few of the components are off the board and not aligned correctly.