EP#135: The Hamster That Chirps

• Parker
  • Wagon Chime module 
    • Two ICS 
      • MC14001B
      • MC14069
    • Interesting metal can for a speaker module
    • Two transistors in a push pull configuration
    • Replaced electrolytic caps and it kinda functions
  • Powered Mirror Circuit 
    • RKJXT1F42001
    • BTM7752G
• Stephen
  • uTracer complete! 
    • Cleaner signals?
  • Lessons learned
  • Things Stephen would do different if he could
• RFO
  • Craig Rettew askes: “Cost comparison between 2 layer and 4 layer boards. Are 2 layer much cheaper? Would a 4 layer board allow for a smaller board area vs 2 layer to make up for cost?”

Tags: BTM7752G, Chime Module, electronics podcast, MacroFab, macrofab engineering podcast, MC14001B, MC14069, MEP, RKJXT1F42001, uTracer, Wagon