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  1. GGoodrum

    New DJI F550 hex with 2-axis belt drive gimbal...

    I decided to start this thread to document the testing we are doing on this new gimbal/mount setup for the new DJI F550 hex setup. While doing the build, I was quite pleasantly surprised to see that not only was I getting very fast GPS locks, even indoors, my pesky gimbal drift problem, once the...
  2. GGoodrum

    F450/Naza fun in the wind...

    Yesterday I thought I'd see how my F450/gimbal setup worked in strong gusty winds. We have this condition in southern California right now called Santa Ana winds, where a high pressure system over Nevada sends winds in a southwestern direction towards LA, compressing, heating up and drying out...
  3. GGoodrum

    New GoPro-specific 2-axis gimbal for the F450...

    I finally got my new F450 built and setup with the new GoPro-specific 2-axis gimbal/mount that I've been working on with Andrey Kim (Askman...). Getting a 1st-rate, belt-driven GoPro gimbal has been a sort of holy grail quest for me, and now I have exactly what I've been looking for. :) I've...
  4. GGoodrum

    New Naza firmware load issue...

    I'm building up a second Naza/F450 setup and the first time I've tried to run the Assistant software, I get the following error: Has anyone else run into this? I'm not sure what else to try, short of going back to the original v1.0 Assistant software. -- Gary
  5. GGoodrum

    F450/Naza FPV build...

    Although I haven't flown it in over a year, I used to have quite a bit of fun with an FY-90Q - equipped Gaui/ VC450 transplant, as an FPV platform. I decided that the F450/Naza build I was working on would be a perfect replacement setup. I used the AKE ESCs and motors that came with my XA Hexa...
  6. GGoodrum

    XA Hexa build...

    I got tired of not being able to deal with the low frequency vibrations on the VC-600-X8 setup, so yesterday I moved everything over to an XA hexa frame. This uses the very stiff ABS arms used on the X450, which is similar to DJI's F450 Flamewheel design, but in a hexa "X" orientation. Where I...
  7. GGoodrum

    Improving the video performance of a PS1 mkTR Pro camera gimbal/mount...

    There's a couple things I like about the mkTR Pro mount, from PhotoShip One. The first is that overall, it is very light. The second is that it has a very effective vibration isolation scheme, which uses two frame-mounted platforms, that also serve as battery trays, that have these very squishy...
  8. GGoodrum

    Gimbal output test...

    I'm still trying to get my problem sorted, with the gimbal outputs drifting/hunting/twitching around the neutral point. This only happens once the system finds at least five sats, so that it is flashing the red LED twice, once, or not flashing. Sidney thinks it might be a problem with just my...
  9. GGoodrum

    New ServoBlocks-based GoPro mount...

    After deciding that my mkTR Pro setup was just a bit heavy for my 600-size X8, I decided to try an optimize the performance of a new mount for my GoPro2. Based on my previous testing, I knew that if I could get the angular ratio between the servo and the camera as close to 1:1 as possible, for...
  10. GGoodrum

    Falling out of the sky problem...

    For the second straight time, my WK-M - based X8 has dropped straight down, from about 10 feet, after only about 2 minutes in the air. In both cases, the main LED started flashing yellow at a fast rate, for 5 seconds, and then power was cut, and it fell like a rock. You can see it in the video...
  11. GGoodrum

    Improving video performance with the mkTR Pro mount

    I've been continuing to do some tweaks in order to improve the responsiveness and smoothness of this mount, in order to get better video performance. There are two distinct issues with most setups, servo "jitter" and response lag to MC gimbal output corrections/changes. Most jitter is caused by...
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