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salvagedcircuit

HN member
Joined
Wed, Apr 26, 2017, 4:34 PM UTC
HN karma
56
Public activity
56 items

About salvagedcircuit

Electrical Engineer | Hobbyist | Camera Enthusiast | Wire Wrap Aficionado

Recent public activity

  1. comment
    Comment #48427237

    I occasionally take this approach, but it's a chore to scrub through a few hours' long video to find the right frame. It can save your bacon though! I filmed some teardown shots wh…

  2. comment
    Comment #48427200

    That sounds like fun. I took a few courses in optics because I wanted to explore the art of lens making. Hats off to you sir!

  3. comment
    Comment #48425513

    The Nikon AI/AI-S era lenses are fun to repair, but this sigma was not too bad. I've repaired some very intricate panasonic / olympus consumer lenses that were far more complex.

  4. comment
    Comment #48425437

    Thanks for stopping by! :D

  5. comment
    Comment #48421530

    Thanks for the kind words!

  6. comment
    Comment #48421420

    Thanks for the input about Rodico! It sounds pretty useful. I've used mounting putty / blue-tack when assembling PCBs, but not much more than that. I've seen the card board trick u…

  7. comment
    Comment #48421315

    A large focus throw and more importantly, focus consistency, is paramount for cinema lenses. When you rack focus, the lens needs to show the same field of view every time, no quest…

  8. comment
    Comment #48421287

    Indeed! I've had the privilege and honor of collimating a Cooke s4i. It's a thing of beauty, joy forever.

  9. comment
    Comment #48421125

    Thanks! After many lens teardowns with screws of varying lengths and magnetism, tape is truly king!

  10. comment
    Comment #48421062

    If companies could just distribute the repair manuals I'd be happy as a clam :D I'm all for automated repair!

  11. comment
    Comment #48421050

    Thanks for the kind words! The ifixit screwdrivers I linked are JIS compatible.

  12. comment
    Comment #42374047

    Gordon Ramsay suggests you season and cook lamb evenly on all sides >> challenge accepted. Nice work.

  13. comment
    Comment #40825525

    Thanks! The repair was a bit involved and drawn out, but well worth it :D

  14. comment
    Comment #40824846

    I just revived a 1990s Millport CNC mill from a non-functioning brick to a floppy-wielding chip thrower. I detailed the troubleshooting process and PCB level repairs needed to make…

  15. story
  16. comment
    Comment #40817748

    Looks like a very clever project. Terasic makes some nice dev boards. Best of luck to you Dean!

  17. comment
    Comment #40817541

    Neat. Too add a few: Blackmagic Davinci Resolve is a free alternative to Adobe Premiere, but limited to 1080p exports (not a big deal for most). Dia works as a partial alternative …

  18. comment
    Comment #40817483

    How do you have an article about commuting into NYC without even mentioning Long Island or the Long Island Rail Road? 0_____0

  19. comment
    Comment #40817469

    It's a DVR! No, it's a DTV box! No, it's a HTPC! Seriously, it baffles the mind that you can patent a box that features a few standardized ports. Zac has been on a roll lately look…

  20. comment
    Comment #40817384

    Incredible. Server and compute costs continue to plummet yet keeping an archive around is a financial burden. Sadness.

  21. comment
    Comment #40817320

    This would be a warm welcome to the frigid waters of the phone industry. Now force the OEMs to release all radio related firmware for each phone too, and we can finally own our pho…

  22. comment
    Comment #40817059

    This guy is the right kind of crazy. This is truly what the internet was made for: sharing our outlandish, over-the-top projects with others. Awesome writeup!

  23. comment
    Comment #40740804

    There's always more to discover! Thanks for the kind words.

  24. comment
    Comment #40734317

    Thanks for the input! That is a pretty reasonable conclusion. I was surprised there was no mention of wear leveling or garbage collection in any of the spear documentation when tha…

  25. comment
    Comment #40734264

    Thanks! You sir are correct. I must have been rambling too much on a side tangent. I'll fix this shortly. Optical encoders are most excellent.