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  1. Chuck

    Ai Freedom II mods and upgrades.

    So now, I'm at a loss for my current problem. I swapped out my original two-blade rotors for replacement three-blade rotors (my 'D' model upgrade). Everything fits properly, the rotors are oriented correctly (leading edges spinning in the proper directions), and spinning freely, yet things are...
  2. Chuck

    APM (and all flight controllers) logic with regard to sensors incl. GPS

    The common theme that I see with reported flyaways, is an attempt to exceed the maximum range of the controller at distances where it is difficult to tell the orientation of the drone visually. Even in a wide open area such as a desert terrain, there is a practical limit to flying to "within...
  3. Chuck

    Drone Park Coming to Houston!

    Houston may be a unique set of circumstances, but I don't see this concept as being longlasting elsewhere. In rural areas, there is too much available open space to to fly in on one's own private property, providing that common sense is exercised to not violate the FAA regs, for someone to...
  4. Chuck

    *WARNING* Avoid Twister Quattro X *WARNING*

    Odd that some of these more-expensive "hobbyist/upscale" quads, seem to be less reliable thsn their "downscale/toy grade" counterparts. I'm still sorting out my landing skills with my rebranded JJRC H25G, but in six months of flying, have never had any flyaways. I also notice a lot of complaints...
  5. Chuck

    Problem pairing with the FPV camera.

    Anybody familiar with the FPV camera on the JJRC H25G quad? I recently had to replace mine after a hard landing, along with the flight control board. The FCB pairs up normally with the controller,but the camera won't. At first, I was getting red and green lights flashing from the camera. Since...
  6. Chuck

    Fuselage repair.

    So far, the super glue (I used Krazy Glue in the squeeze tube) has held up. Since the "toy grade" quads seem to be made of less substantial plastic than the "hobby grade" ones like the Yuneec Typhoon models, I'm going to confine my landings to grass-covered fields such as school athletic fields...
  7. Chuck

    Upgrades to rebranded JJRC H25G quadcopter

    If this reaction occurs with the rotors in proper orientation regarding their leading edges, what else could contribute to this happening? I not only double checked the rotor orientation, I also did the motors to make sure that when I installed the replacement FCB, that they were wired properly...
  8. Chuck

    Upgrades to rebranded JJRC H25G quadcopter

    Slightly, but it does fit within the same compartment. What I have found to my puzzlement, is a tendency for the quad to on liftoff, tilt abruptly over to the right, and attempt to flip over. I made sure that the three-blade rotors are in the correct orientation according to the original...
  9. Chuck

    Upgrades to rebranded JJRC H25G quadcopter

    I anticipated that with the original 7.4v 1800 mAh lipo battery. I upgraded with a 2500 mAh replacement battery.
  10. Chuck

    Upgrades to rebranded JJRC H25G quadcopter

    As I previously suspected, there are some common mechanical parts between the JJRC H25-series quads, and the Syma X8-series quads. I recently recieved two sets of three-blade rotors that I ordered online, listed as replacements for the standard two-blade rotors, for Syma X8C, G, HG, and HW...
  11. Chuck

    Fuselage repair.

    I've noticed a couple of stress cracks starting to form on my rebranded JJRC H25G (Sold at truck stops as the Ai Freedom II), resulting from a few hard landings (I now know to not land on asphalt paved parking lots, or concrete sidewalks). I've been considering a two-part epoxy followed by...
  12. Chuck

    Carbon Frame Interfering with Electronics?? HELP

    Then the solution appears to be the use of an external antenna for the receiver, if carbon fiber is used for more than the lower fuselage.
  13. Chuck

    Carbon Frame Interfering with Electronics?? HELP

    Presuming that all electronic components are well insulated, and isolated from anything clearance wise, that would pinch wires or press against components that they shouldn't be touching. Does carbon fiber have properties that dampen radio transmissions? I've noticed that the commercial...
  14. Chuck

    Great Info About US FAA Regulations for Multirotors

    The more things change, the more they stay the same. As we used to say: "To err is human. To forgive is not SAC policy...."
  15. Chuck

    Great Info About US FAA Regulations for Multirotors

    True, the FBI had no place in base security. But something originating from off base, is a different matter. Don't know about Air Combat Command today, but back when I was a SAC bomber crew member, "hard nose security" was the order of the day. Even the assigned crew could not violate the "two...
  16. Chuck

    Great Info About US FAA Regulations for Multirotors

    The problem comes when "Joe Doaks" flying his Syma in his backyard, exceeds the 400 foot vertical threshold, thinking he's safe because it's in airspace above his backyard. What gets him jammed up, is when he posts a video bragging about doing it, on Youtube, or other social media. That's an "in...
  17. Chuck

    Great Info About US FAA Regulations for Multirotors

    Another piece of airspace that is forbidden is over or near a military base. You can be absolutely certain, that the military unit, especially if WMD are stored there, have ALL KINDS of surveillance equipment that WILL track your drone. And you WILL be paid a visit by either the FAA, the FBI, or...
  18. Chuck

    Ai Freedom II mods and upgrades.

    On the wifi antenna? If that is the case, would you recommend soldering it in place of the original antenna, to the outer end of the original antenna, or in addition to the original? Would grounding be necessary, and how would I do that with no recognizable ground on the FCB?
  19. Chuck

    Ai Freedom II mods and upgrades.

    I just measured the antenna on the spare FCB that I recieved from GearBest. It is (allowing for the end soldered to the board) 31.25 mm in length. The 2 dbi wifi antenna, which is installed on the quad, but not yet wired up, measures at 10 cm, not including the coaxial cable, and the threaded...
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