electronics podcast, EQ Build, FT230X, FTDI, Interview topics, MacroFab, macrofab engineering podcast, Ribbon Mic, ST Microcontrollers, Star Wars Detonator, USB Type-C, Venti-Q
Podcast
157

MEP EP #157: Power Hungry Venti-Q

Podcast Notes

  • Parker
    • Star Wars Detonator is 95% complete
    • USB Type-C Article Update
      • USB Type-C -> FTDI FT230X -> Parallax Propeller is completed
      • Example is on our githubs
      • Next is going to be a direct to MCU style like an ATmega32u4 unless someone else has a better idea from the slack channel?
  • Stephen
    • EQ is functioning!
      • Grtyvr from our Slack Channel came up with a good name – The Venti-Q
      • Power Hungry
      • Most of the bands work
        • 1 band has an oscillation problem
        • 1 band is pulling too much current
        • 2 or 3 bands are weak
      • Building a test harness to test each band individually
    • The Super Simple Ribbon Mic live design
      • Saturday Feb 2 @ 6pm Central on the MacroFab Twitch Channel
      • Preamp design for the Microphone
      • Mechanical Design (design of the ribbon frame and the case)
      • Audio Connection (USB? XLR?)
  • R.F.O.

Visit our Public Slack Channel and join the conversation in between episodes!


The Venti-Q assembled. The PCI-E card edge idea worked out well for Stephen.

The Venti-Q assembled. The PCI-E card edge idea worked out well for Stephen.

 

Stephen's Venti-Q powered up. Red LEDs on the sliders looks legit!

Stephen’s Venti-Q powered up. Red LEDs on the sliders looks legit!

 

USB Type-C example layout circuit using a FT230-X and a Parallax Propeller.

USB Type-C example layout circuit using a FT230-X and a Parallax Propeller.

 

USB Type-C example schematic circuit using a FT230-X and a Parallax Propeller.

USB Type-C example schematic circuit using a FT230-X and a Parallax Propeller.

 


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