The Amp Hour Electronics Podcast

#644 – Garbage Ninjas

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  • Chris joined the 2010s and got a step tracker, the Fitbit Inspire 3
  • There are commercially available teardown reports you can buy
  • One of the sensors on board is well supported in Zephyr. This influences how Chris chooses parts.
  • The RT500 (discussed by Aeden in episode 638) is supported in Zephyr and targets the smart watch industry
  • Kalman filters are pretty amazing
  • Dave blew out his other knee (!) and went to go see a Podiatry specialist to get his gait analyzed. He has “impressively flexible feet”
  • Dave did a teardown of the classic Boombox from Say Anything
  • Joe Grand made “The World’s Flattest Boombox” to showcase a piezo speaker. It was a really cool PCB!
  • Joe Grand was also on The Amp Hour (twice!)
    • Episode 60, one of our earliest guests
    • Episode 575 in early 2022 when Joe was hacking on Trezor wallets
    • eBay
    • Garbage ninjas
    • Recycling electronics
    • uSupply video
    • Part number stuff
    • Chris has been putting a design through Macrofab. Chris and Parker were on episode 243.
    • Tempo automation has maybe (probably?) shut down. There was a weird email that Chris shared. After the show, Chris found a post about how they’re down to 7 employees, so probably aren’t manufacturing any boards…
    • Making a RISC V processor in 100 lines of Verilog!
      • ...more
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      The Amp Hour Electronics PodcastBy The Amp Hour (Chris Gammell and David L Jones)
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