EP#107: Orthogonal for Mutual Conductance

EP#107: Orthogonal for Mutual Conductance

  • Stephen
    • Melted Solid State Relay in electric brewery setup
      • "Finally gave up the smoke"
      • New SSR is rated for 40A
      • Installed a blower fan on the heatsink for extra protection
    • GFCI Breakers
      • Monitors current on both legs of the circuit and makes sure they are within 5mA of each other
      • Parker is going to use a SPA 240V 50A GFCI setup for his brewery setup
  • Parker
    • DAC board update
      • PCM5122 based DAC design
      • Same chip as what is on the HiFiberry DAC+
      • Had to change out the in series resistors from 1K Ohm to 27 Ohm resistors to get the communication to work
      • Digital Logic Analyzer Verse Oscilloscope
    • Soldering Iron ownership history
  • R.F.O.
    • PCM2912A USB microphone chip
      • USB Interface, Mono Microphone Input and Stereo Headphone Output
    • Found in a Datasheet for LAN9514 pg 15
      • When disabling port power, the driver will actively drive a ‘0’
    • The BenHeck show is losing its host
    • Adventures in Autorouting
      • /r/electronics thread
      • It is definitely written by a software person
      • They do not take in account RF noise, stability, power return and ground loops
      • “Imagine today’s standard 4 layer boards routinely being fit into 2 layers without any human effort.”

Tags: electronics podcast, GFCI Breakers, MacroFab, macrofab engineering podcast, MEP, PCM2912A, PCM5122, Podcast

Jaksot(448)

EP#396: PoE - Phantom over Ethernet

EP#396: PoE - Phantom over Ethernet

Parker and Stephen discuss the Cloudlifter mechanism they now use to help enhance the sound of this podcast, what phantom power is and what it actually does, more reverse polarity protections from the...

22 Syys 202359min

EP#395: The EU Charges Apple Up, Down with Slack, Don’t Go Changin’

EP#395: The EU Charges Apple Up, Down with Slack, Don’t Go Changin’

Parker and Stephen discuss power-only USB Type-C connectors entering the marketplace, Apple being forced to convert iPhones to USB-C after the EU established and enforced the Common Charger Directive ...

15 Syys 202355min

EP#394: GPUs D.O.A, Reverse Polarity Problems, 3D Printer Pickles

EP#394: GPUs D.O.A, Reverse Polarity Problems, 3D Printer Pickles

Parker and Stephen discuss some MacroFab updates including news about their pod community and Slack, what’s wrong and right about high-end GPUs and the marvels of KrisFix and his YouTube repair channe...

8 Syys 202351min

EP#393: Recyclable PCBs, EOL Design, Cold Cuts

EP#393: Recyclable PCBs, EOL Design, Cold Cuts

Parker and Stephen discuss Infineon’s use of recyclable PCBs from Jiva Materials to create a soluboard, a recyclable and biodegradable PCB substrate, and its ecological and efficiency implications, an...

1 Syys 202359min

EP#392: Radioactive Drugs and Robots

EP#392: Radioactive Drugs and Robots

Matt has been teaching Robotics and Embedded Systems at the University of Advancing Technology since 2019. Before that, he worked in the pharmaceutical Industry for 15 years, primarily for Cardinal He...

25 Elo 20231h 11min

EP#391: DFS: Design for Snackey

EP#391: DFS: Design for Snackey

This special episode is recorded at DEF CON, the annual hacker community gathering in Las Vegas.  Hyr0n and Zapp from AND!XOR dive into the troubleshooting and triumphs of the Snackey vending machine ...

18 Elo 202347min

EP#390: Kathy Joseph and The Lightning Tamers

EP#390: Kathy Joseph and The Lightning Tamers

Join physicist and electrical engineering historian, Kathy Joseph, as she unravels captivating human stories behind electricity's evolution.  Discover quirky experiments and eccentric scientists like ...

11 Elo 202339min

EP#389: The aCADemy of Education - Joshua Manley of CADClass.org

EP#389: The aCADemy of Education - Joshua Manley of CADClass.org

This week we’re joined by Josh Manley, Co-Owner and CEO of CADClass.org. Through a comprehensive array of courses and literature, CADClass.org provides education of various software and design methodo...

4 Elo 202354min

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