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Viewing profile — davekeck

davekeck

HN member
Joined
Sat, May 24, 2014, 6:18 PM UTC
HN karma
590
Public activity
108 items

About davekeck

Hardware / software engineer

davekeck at gmail

Recent public activity

  1. comment
    Comment #45545435

    Surprised that folks were still using RealPlayer in 2011

  2. story
  3. comment
    Comment #44506174

    It took me a minute to realize they're not just videos too. Really outstanding work.

  4. comment
    Comment #44408607

    “Muitithreabring”

  5. comment
    Comment #43379956

    > Something I still fail to understand is where you can actually spend 20ms Aren’t these numbers .2 ms, ie 200 microseconds?

  6. comment
    Comment #42232653

    Out of curiosity, how is that measured across machines? (The first thing that comes to my mind would be to use an oscilloscope with two probes, one to each machine, but I’m guessin…

  7. comment
    Comment #42112155

    To work towards eliminating PFAS in everyday products, I envisioned a service where people could send in things they own to have them tested, and the results would be published on …

  8. comment
    Comment #41832998

    I always assumed it was because FM station bandwidths (200kHz) are much wider than AM (10kHz). AM's 10 kHz chops off a lot of human-hearable frequencies.

  9. comment
    Comment #40592499

    It’s not soldered, but it does have a Molex Pico-EZmate connector (chosen for its low profile), and I’m not sure you can find batteries premade with that kind of connector. You cou…

  10. comment
    Comment #40581795

    - I think the most important skill for making hardware is just having a good fundamental understanding of electricity. Just developing an intuition around Ohm's law gets you remark…

  11. comment
    Comment #40580095

    I 1000% agree with the sentiment, I hate that we throw so many electronics away. I need to make a blog post showing how to replace the battery.

  12. comment
    Comment #40580072

    Send me an email (support@toaster.llc) and I can make a custom Stripe invoice / shipping label. Still need to figure out how to automate international shipping!

  13. comment
    Comment #40580053

    Definitely, the HN crowd has been kind.

  14. comment
    Comment #40580044

    I got so lucky with that, still can't believe I could work around it!

  15. comment
    Comment #40580022

    > How does your manufacturing process look like if someone decides to click the "buy" button and do you have any open orders currently? I assembled ~120 of these devices beforehand…

  16. comment
    Comment #40579948

    Appreciate your thoughts. In case it helps explain the wording: I went with "exclusively for Mac" because I intended it to be an in-group signal to Mac folks that the product is hi…

  17. comment
    Comment #40579811

    > Do you think this would be appropriate for turning into a long form video? Time-lapses are certainly one of the intended use-cases. I still need to add video-export features to t…

  18. comment
    Comment #40572596

    Thanks for the suggestions! The compression is an interesting idea. It's been a while since I touched the FPGA RTL but I think there might be space to fit something like that. Rela…

  19. comment
    Comment #40572492

    > - How did you find companies that make the parts (pcb, enclosure)? For the PCB, it came down to who could meet the specs that I needed for the board. I recall the three important…

  20. comment
    Comment #40572379

    Yeah, I was trying to set appropriate expectations for the motion capabilities. The sensor is pretty sensitive, so if there's movement within the spec'd range (~5m) it can trigger.…

  21. comment
    Comment #40572292

    It unfortunately doesn't have a mount. (A friend has been hounding me for months about that...) I've been using adhesive pads to mount it to things. The Gorilla "mounting tape squa…

  22. comment
    Comment #40572273

    The best way to calculate the battery life is in terms of photos. It can take a minimum of 50k photos on a single charge, so 50k photos * 30 minutes == 2.8 years. The battery self-…

  23. comment
  24. comment
    Comment #40572077

    > how do you manage the balancing of card use, or is there still a card firmware layer in the loop that does that? The SD card is accessed as a ring buffer, so all addresses are wr…

  25. comment
    Comment #40571982

    That actually kind of exists currently via "MDCUtil", which should work on both macOS and Linux: https://github.com/toasterllc/MDCCode/blob/rev10/Tools/MDCUt... For example: $ MDCU…