EP#110: Dangling Transformers

• Stephen
  • Ribbon Microphone 
    • Turn it into a Hackaday.io project?
    • Make a USB microphone from scratch? 
      • PCM2912A
      • Talked about this IC on a previous episode of the MEP
      • Datasheet
  • Stephen will be in Denver next week 
    • Contact Info
• Parker
  • Test results of the PCM5122 Audio DACs
    • Covered in a previous episode of the MEP
    • Ceramic caps sound better? 
      • Sound is subjective
  • PinHeck REV8 Update 
    • PCM5122
    • Running I2C and I2S on the Raspberry Pi Compute Module 
      • Have to run them on alternate pins
    • Looking into the source code for the dtoverlays to figure out how to pass the correct overrides 
      • dtoverlay=i2c1-bcm2708,sda1_pin=44,scl1_pin=45,pin_func=6
      • dtoverlay=i2s-gpio28-31
    • REV8 will be used as a test mule for PinoTaur
• RFO
  • Shortage of Passive Parts 
    • Hackaday article
    • MacroFab article
  • Juicero already found at a Goodwill Store
    • Selling for $40 verse the original price of $700
  • Why is the boardhouse putting on a UL mark on my PCB? 
    • The mark means UL recognized which means that it is a component that can be used as a part of UL listed product

Tags: electronics podcast, MacroFab, macrofab engineering podcast, MEP, Podcast