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Recent content by Backfocus

  1. A
    Build a shutter tester for Focal Plane shutters - Cheap, Easy & it Works

    Hello, a quick update from me. The unit is now running, and I've been able to take my first measurements with my 70-year-old Praktica. The long times seem to be correct. The short ones show quite clearly that ther is friction involved. What I haven't been able to get working yet, is to get the...
  2. A
    Build a shutter tester for Focal Plane shutters - Cheap, Easy & it Works

    Thanks for the tip. I thought I'd start with the diagonal approach to test different cameras. However, I made the plates with the lasers and sensors interchangeable just in case. If I fail there, I'll adopt your approach and rebuild them.
  3. A
    Build a shutter tester for Focal Plane shutters - Cheap, Easy & it Works

    Hello Niglyn, unfortunately, I didn't receive the PM-code yet. Could this be because I don't have enough posts yet and therefore am not allowed to start a private conversation?
  4. A
    Build a shutter tester for Focal Plane shutters - Cheap, Easy & it Works

    Hello Niglyn, I've now tried building your shutter tester. It's a really nice project. I started with a simple wooden frame version. I've now reached the point where I have to enter the code. The device assigned me the initial code 8998400. Would it be possible to get a PM code? Best Regards
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