Apple Says Sorry, donut transformers, DSO138, eagle autodesk, electronics podcast, MacroFab, macrofab engineering podcast, MC1466, MCU Pullups, MEP, miller capacitance, PinHeck REV8, Podcast, pull-up resistors, TAS5755M

MEP EP#101: Playing the New Doom

Download: MP3
RSS Feed: Link
Twitter: @MacroFab

Runtime: (00:34:35)

Parker Dillmann
Stephen Kraig


Podcast Notes

  • Stephen
    • DSO138 Oscilloscope
      • Comes as a kit (just through hole) but can be purchased assembled
      • The “true” version can be had for ~$30
        • Counterfeit versions exist for $4
      • Open Source Firmware!
      • Analog bandwidth: 0 – 200KHz
      • Sampling rate: 1Msps max
      • Sensitivity: 10mV/Div – 5V/Div
      • Sensitivity error: < 5%
      • Vertical resolution: 12-bit
      • Timebase: 10us/Div – 500s/Div
      • Record length: 1024 points
      • Built-in 1KHz/3.3V test signal
      • Waveform frozen (HOLD) function available Save/recall waveform
      • In short – it’ll getcha through college
  • Parker
    • Pinheck REV 8 is routed
      • Finishing silkscreen after the podcast
      • Placing an order for prototypes this week!
      • Switched from standard SD card to microSD card
    • Next board is the I2S Audio Amp
      • TAS5755M
      • Working with the  TAS5755MEVM
        • So far it kinda works
      • Need to generate a clock for it?
  • MacroFab Hiring!

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TAS5755MEVM evaluation board for the TAS5755 I2S Class D amplifier.

MCU Pullups are weak!

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