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    F550 WKM drift

    After crash I've rebuilt my F450 that was flying perfect to F550 in quite heavy version (AUW 3150g). After upgrading it to 5.06 had strange problems that caused two crashes (it was fliping right). I've alse replaced 6th motor and ESC because I didn't new if the problem was because of WK-M or...
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    How to determine where is COG on Z-axis

    I've just found quite simple method to detemine Z-axis position of COG: 1. Determine where is COG on X and Y axis. I think nobody has a problem to find it. 2. Tilt your copter on the edge of landing skids until you find a balance (copter doesn't tend to flip to right or left) 3. Make a picture...
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    ground loop?

    I am installing SBEC to power servos of my gimbal. There is a wiring diagram of such an installation on AeroXcraft website: http://www.aeroxcraft.com/images/p0005_05.jpg I just wonder if such a wiring doesn't create ground loop. Shoudn't I disconnect "0V" wire from BEC to GND wire of servo or...
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    WK-M GPS/Compass

    Is it a bad idea to mount GPS/compass of WK-M on upper plate of my F550 without a mast?
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    PH AV130 size

    I know that AV130's Internal space dimensions are 110 mm high x 132 mm wide. What are external dimensions?
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    configuration database

    I've seen nice database of configurations for Naza: https://docs.google.com/spreadsheet/ccc?key=0Au16aK6Q-0p0dENkdXVGVHJLRm5fRTFQdjBZbUhxZ3c#gid=0 There is also nice database about Mikrokopter: https://docs.google.com/spreadsheet/ccc?key=0ArfrElQnmjucdFFPX3dYZ1d1VnFyLXI2S1FLQUVaemc#gid=0 is...
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    DJI D550 - mtors temperature

    I've just finished my new setup: - DJI F550 - WK-M (firmware 5.06) - AeroXcraft landing gear and GoPro gimbal - DJI 2212/920 motrs - Graupners 10x5 - Lawmate 1,3Ghz 1W - EzUHF 8ch RX (awaiting EzOSD) - 2 x Turnigy 4S 5000mah 25-35 C AUW is 3100g (ca. 6.8 lb.) This copter is flying very...
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    AeroDrive 8 vs. Okto XL Power board RTF

    Okto XL Power board RTF - 719,00 € Aerodrive Power board - 1.459,00 € What's the difference expect price and radiators size? It was mentioned here, that it is the same, use the same software... Of course AeroDrive 8 looks great, but is it a reason to pay double price for it? May be it is better...
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    Wanted DJI 10x4.5 props

    I am looking for a pair of orginal DJI 10x4.5 props (like in FlameWheel kit). Is there any shop in EU offering it?
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    CineStar8 vs. SkyJib8

    Hi! I am going to build a heavy lift platform able to carry 4-5 kg camera. I found frames mentioned in title of this post interesting (with Plettenbergs 15-20). Is there such a big difference in payload of these platforms? According to information on websites of these product, CS8 can lift 2,2...
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