Podcast
135

MEP EP #135: The Hamster That Chirps

Podcast Notes

  • Parker
    • Wagon Chime module
      • Two ICS
      • Interesting metal can for a speaker module
      • Two transistors in a push pull configuration
      • Replaced electrolytic caps and it kinda functions
    • Powered Mirror Circuit
  • 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?”

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Download: MP3
RSS Feed: Link
Twitter: @MacroFab

Runtime: (00:52:18)

Hosts:
Parker Dillmann
Stephen Kriag

Guest:
N/A


Chime module from Parker's Wagon.

Chime module from Parker’s Wagon.

 

Internal PCB for the chime module.

Internal PCB for the chime module.

 

Backside of the chime module PCB. Easiest way to remove the conformal coating?

Backside of the chime module PCB. Easiest way to remove the conformal coating?

 

First draft of the schematic for the powered mirror circuit.

First draft of the schematic for the powered mirror circuit.

 

Stephen's completed uTracer project!

Stephen’s completed uTracer project!


Special thanks to whixr over at Tymkrs for the intro and outro!