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H: Empty Cells on LiPo - Balance Charger or Battery Problem?
I recently opened up a box of 5 year old 3S LiPos which I had in storage. When I hooked them up to my Turnigy Accucel 6 80w balance charger, they mostly measured total voltages around 11v~. However, upon connecting the balance leads, the charger is saying th... |
H: Report a lost drone in the UK?
I recently lost my drone in the UK, it is quite big and sure someone must have picked it up.
Is there any way to try and recover it, an online lost drone database? What steps can be taken in the future so if my drone is lost it can be returned to me?
AI: There is a CAA run scheme to h... |
H: Spray painting a drone, what to look out for?
I don't really like the colours on my drone and found a few bright spray paint colours around my house. I would like to spray paint my drone, but I obviously do not want to damage any parts of my drone (motors, electrical components etc.)
Is it safe to do this?
What s... |
H: Why do drone propellers have blades with thin chords?
Almost all propellers used for drones have very thin chord length compared to the propellers used for things like table fans or boats which seem to have blades with much longer chord length. What is the reason that drones most often use propellers with blades th... |
H: How to prevent a 5V supply from sagging to 4.6V when the FPV camera is on?
I have issues with my FPV camera. My camera is a RunCam split 2S (concept is similar to Caddx turtle).
This camera turns off almost instantly after I have plugged in my battery. When I probe the voltage between 5V and ground, I can see the v... |
H: How do laterally folding propellers affect multirotor flight?
There are a number of multirotors on the market which have propellers which fold at the hub, primarily to make storage and transport easier. Centrifugal force keeps the blade extended when the motor is spinning.
However, there is still a flexible couplin... |
H: How to determine the largest LiPo I can use in a quadcopter?
Multirotors can usually operate with a larger battery than recommended for longer flight times but slightly less performance. However, there is a point of diminishing returns at which increasing the battery size will just make a drone so heavy that it use... |
H: Would I be able to program a smartphone app to control a smartphone-controlled drone?
I want to buy my first drone, I have no prior experience. I'm interesting in getting a cheap drone with a camera that can be controlled from a smartphone app. Something like the Tello Ryze would be at the higher end of my price ra... |
H: How does frame stiffness affect a quadcopter?
When choosing a frame for a drone, something I hear mentioned occasionally is how flexible the carbon fiber is. It seems that the general opinion is: more flex in a frame is worse. How would having a frame with flex in it be bad for a high-powered quadcopter? Would it i... |
H: Is it a good practice to use a throttle limit of 90% for racing builds?
I had read somewhere that it's a good idea to set a throttle limit of 90% for racing. The reason given was that, in the last 10% of the throttle, the cost/benefit ratio for power to thrust would not be worth it. Is there any truth to this? I... |
H: "Rogallo wing" balsa rubber-band model plan - do you have one?
Several decades ago - 4 or 5 at least - I saw a plan in a model aircraft magazine for a very simple rubber-band driven plane that used a piece of a dry cleaner bag (thin plastic wrap style) as a Rogallo wing. Wingspan was maybe 2 feet. Wing spars were... |
H: What is the purpose of adjusting the thrust angle for model aircraft?
I have a few model aircraft and know that the motor is often slightly offset. I have heard conflicting reasons as to why this is done. Some people claim it is because of motor torque and other people say that it is done because of other things, a... |
H: How to identify and address multirotor motor overheating
When flying my drone, I often notice my drone motors getting hot after a flight and am concerned that it could explode/blow up.
What does a hot drone motor mean?
Is this something to be concerned about?
What could be done to prevent overheating?
AI: Assuming... |
H: How does the center of gravity affect a quadcopter?
I have heard a lot about center of gravity for fixed wings, but very little about the CG in quadcopters. How does moving the CG forward or backward impact the flight characteristics of a quadcopter? For example, if I had a 5 inch drone, how different would it perf... |
H: At what point does drone insurance become worth it?
Should the average enthusiast buy drone insurance?
I'm expecting it to be essential for commercial use, or if the drone was used in a busy area, but what if the drone was a collaboration between multiple people?
AI: This is a personal approach, so like all financi... |
H: Putting decorations onto a drone?
I want to jazz my quadcopter up a bit, maybe put some stickers or little sequins.
Will these affect the flying capability of the drone, even though they arenโt that heavy?
Will this affect balance?
AI: So long as your additions are very lightweight compared to the drone - like sti... |
H: How to measure the RPM of a drone motor using Betaflight?
I am interested in finding out the RPM of the motors on my drone with certain amounts of load and without load. Is there some way to measure the RPM of a drone motor using BetaFlight? If not, is there another way?
Not sure if it matters, but I am using the S... |
H: Flying a UAV with a banner?
I want to attach a banner to a UAV like this:
I have two questions:
Firstly, is it even possible to fly a UAV like this with the banner visible?
What sort of design considerations would I have to take into account when attaching a banner to a UAV?
Briefly sketching forces that act on... |
H: Is it possible to control an RC plane using reaction wheels?
I recently had an idea involving reaction wheels and a model airplane. Would it be possible to control an RC plane using reaction wheels rather that servos and control surfaces? Would a reaction wheel controlled plane be able to function similarly to a "n... |
H: How do ducted fans impact drone performance?
There are many drones available which use ducted fans as opposed to open propellers. How does a ducted fan quadcopter differ in performance from an open-prop quadcopter?
Note: the other question asking about shrouded propellers is different and its answers do not answer ... |
H: Disposing of a drone safely
Related:
How do I safely dispose of my LiPo batteries?
If my drone crashes and I want to dispose of it, how can I do so safely? Is it necessary to disassemble the drone into different parts: motors, batteries, propellers, shell etc. ?
AI: In the UK a drone would almost certainly be con... |
H: What mission planner should I be using for INav?
I'm new to the quadcopter community and am looking to plan my first mission for my drone.
As far as I can tell, the recommended mission planner is an Android app? I am hoping there is a good alternative to this for INav.
I just want to check it can leave the ground w... |
H: How hot is too hot for a VTX?
I have heard that when a VTX gets too hot, it can cause irreversible damage to the VTX. I have sometimes noticed that the VTX on my 5-inch drone gets very hot to the touch. How hot is too hot for a VTX and what are some signs that the VTX on my drone might be getting too hot?
AI: Trans... |
H: At what voltage per cell should I store a LiPo?
Some sources say you should store your batteries at 3.85V per cell, other says it should be 3.7V.
My charger (ISDT Q6 Lite) on the "Storage" mode has a thumbs-up mark at 3.7V, probably indicating that it's the best voltage, at the same time when I ordered some CNHL L... |
H: Determining the mAh of 4S battery for a 3 inch drone
I have a 3" drone frame, flight controller that can take 3S or 4S LiPo, and 1507 4200KV motors. How do I find the right capacity of battery to purchase? Should I purchase 4S 850mAh or 4S 1500mAh? And why?
AI: As @JacobB suggested in his comment, first check all t... |
H: How to measure the pitch of a propeller?
I have some random drone propellers which I don't have any information on. I looking to find a way to measure the pitch of the propellers to figure out if they will be well suited to a 5-inch drone I have. Is there any way to go about measuring prop pitch? (at least somewhat... |
H: Why are quadcopters inherently unstable?
I have heard it mentioned that quadcopters are inherently unstable and only become stable due to control. What does inherently unstable mean in this context, and why are quadcopters inherently unstable?
AI: A stable system is one where there's a force that pushes the system ... |
H: Does the sharpness of a propeller blade affect efficiency?
Some of the propellers I have used on drones have sharp edges (sharp enough that they have cut me) and others have comparatively dull edges. Does the sharpness of the leading edge of a propeller impact the efficiency of a quadcopter at all? Would it be bett... |
H: How do thrust requirements change as a multirotor leaves ground effect?
Assuming either a quadcopter or a hexacopter, is there any published data on how much more energy is expended to escape the ground effect?
Is it a function of the thrust being produced to lift the multirotor? And is it different for a quadcopt... |
H: Do propellers layered on top of each other have twice the thrust of one propeller?
If you had two of the same propellers layered on top of each other going at the same RPM, with some space in between, would the thrust be double the amount of a single propeller at the same RPM?
If not, what factors affect this?
The ... |
H: Where to find model aircraft with moving parts?
I came across a model F22 raptor here and here but I am looking for a place where I can get one with moving parts, e.g retractable landing gear, canopy and the likes with a sizable scale, maybe 1:48 or thereabouts.
I have had no such luck online, do such models exist... |
H: Do flexible propellers affect multirotor efficiency?
There are a wide variety of materials and methods for making the propellers used on drones. This leads to certain propellers having different characteristics than others. Some propellers are more flexible than others and I am wondering how that would impact the e... |
H: Does frequently changing the amount of power to a bldc motor wear it out?
If you had a brushless dc motor and kept it running but changing the power input every few seconds/minutes would it wear it out?
I ask because for a drone like aircraft I'm designing, making turns requires change in rpm and input power. If it... |
H: Do propellers at different angles work the same? And do intersecting flows of air work the same?
Say a propeller pushing thrust downwards generates 70 lbs of force. If you tilted the angle of the system to 45 degrees would it generate the same thrust?
If you had each rotor angled inwards of a system like this, ass... |
H: Why is 900 MHz better for long range than 2.4 GHz?
There are various transmitter modules like the FrSky R9M system which operate at around 900MHz rather than the more commonly seen 2.4GHz. Why is 900MHz better for long range drones, and why is 2.4GHz so common if 900MHz can provide better range?
AI: The strength of... |
H: Do aerodynamics scale for model aircraft?
If I wanted to make a scale model plane that looked like a real aircraft, could I just scale down all of the measurements of the actual aircraft to make a model aircraft with similar flight characteristics? If not, what is the reason?
AI: Aircraft do not scale linearly, for... |
H: How to prevent an ESC from overheating?
I have a 5-inch drone with individual ESCs on the arms of the frame. The ESCs tend to get very hot (somewhere around 70ยฐC) and I'm not sure what is causing this and how to keep them cooler. Are there any ways to keep the ESCs cooler without adding too much weight to the quadc... |
H: How to reset connection between drone and RC for MAVIC Air 2
My new dji Mavic Air 2 arrived, but it was not connected to the remote control as it is supposed to be connected upon arrival. I then tried connecting it manually following the on-screen instructions of the DJI Fly App, but the Mavic Air 2 doesn't go into... |
H: How to clean dirt out of my miniquad motors?
I accidentally crashed my 250 class quadcopter into the dirt today and got dirt all over it, including into the motors. I managed to clean the dirt off of the frame and electronics, but I have no idea how to go about dealing with the dirt inside the motors.
Do I have to ... |
H: How useful is knowing the torque generated by a motor prop combination?
I'm designing a series of small drones for use in a swarm configuration in combination with terrestrial / marine / submarine robots. As part of the process, I've designed a test rig to measure the thrust performance of various motor / propelle... |
H: Does FPV transmitter antenna need to match the goggle receiver antenna?
So for a Fatshark, do I need to have both FPV transmitter and receiver antennas to be of the same brand and same specs? What about for a DJI goggle?
AI: No, specific brand and specs don't matter for interoperability (aside from making sure that... |
H: DJI FPV Goggles Max Power option not available. Location: USA
I have a set of DJI FPV goggles but cannot change the Max Power option. It shows on the menu under the device section but I cannot select it.
I am in the USA
updated to latest firmware: V01.00.0500
2S 3000mAh battery
.txt file on sd card narco_pwr.txt ... |
H: In what direction should I orient the dipole antenna on my 2.4 GHz RC transmitter?
My RC transmitter has a movable antenna that allows me to change its orientation, like this one:
In what direction should I point my 2.4 GHz RC transmitter antenna for best range and signal penetration?
AI: The antenna should be ali... |
H: What LiPo C-rating is best for a small 65mm quad?
I have a small 65mm quadcopter which uses 2s batteries. Is there a recommended LiPo C-rating to get for a drone like this? Or is there some way to figure out what C-rating I should get?
AI: C rating is very much a non-science. Thereโs no real way to compare between ... |
H: How to build a buddy box cable for FlySky FS-i6X RC transmitters?
I have a couple of FlySky FS-i6X RC transmitters that I'd like to use to teach my brother how to fly. I've seen other people use "buddy box" cables that connect two transmitters and allow one person to temporarily give the other control of the aircra... |
H: Holy Stone HS110D Drone PCB Wiring - What does the circled wire in the picture do?
Total drone noob here so please bear with me. I bought my first cheap drone and I crashed it while flying indoor and one of the rotors stopped working so I took it apart to replace the rotor. But then I saw this black wire (please re... |
H: Grinding sound on FPV motor but no apparent damage
I have been testing a new brushless motor for an RC plane. It is a 2200KV motor controlled by a 30A BLDC ESC. I heard a grinding noise coming from my motor, as demonstrated in the following video: Video Here
I have not been able to find a video where someone's moto... |
H: Why do LiPo batteries get puffy?
I have used many liPo batteries with my drones and other RCs over the years and have had a few of them puff up. What are the main reasons that LiPo batteries puff up? And are there ways to avoid LiPo batteries getting like this?
AI: All LiPo batteries face a process called electroly... |
H: Will LiPo batteries deteriorate outside with the temperature changes due to day-night cycle?
I am new to the hobby and I'm concerned about LiPo batteries. I live in an apartment (this is Europe, blocks of apartments are the norm in my country) so I can not put the batteries in a dedicated room or garage. Finding a ... |
H: Drone simulators for designing and flying aircraft?
Is there any free software that can design drones/aircraft and test fly them? Thank you. Iโm looking for a software with no controller needed, just to test if the aircraft/drone can hover with stability.
AI: I am not quite sure what kind of drone you'd like to bui... |
H: Determing the frame's hole mount length, for the right mount size motors
How do you find out the frame's motor mount mm length?
And what motors are generally for 3 inch frames and 5 inch frames?
Example:
3inch frames are generally for 1206 or 11XX motors?
5inch frame are generally for 2306 or 22xx motors? Does 2... |
H: Control opentx transmitter from pc?
is a standard way to control a physical aircraft by connecting a frsky transmitter to a PC?
I do NOT want to use the transmitter to control a flight Sim etc.
I'd like to write autopilot software myself, and have it running on a PC. Id like to connect the PC to the transmitter, an... |
H: What does the full scale range in a IMU MPU9250 datasheet signify?
I have MPU9250 IMU, which I am working on to get orientations from the sensor output data. While exploring the MPU9250 (also other sensor such as BNO055) datasheet I came across the full scale range for accel & gyro given as ยฑ2 ยฑ4 ยฑ8 ยฑ16 (g) and ยฑ25... |
H: 4 in 1 ESC and FC won't turn on when connected together
After crashing my drone recently, my ESC and flight controller won't turn on (the power led lights up on the FC, but nothing else works either it doesn't anymore, or I was wrong before) any more when they are connected together. When I disconnect the ribbon ca... |
H: Can I mount my RX and VTX antennae next to one another?
I've heard that it is bad practice to mount a 2.4 GHz RC receiver antenna next to a 5.8 GHz FPV VTX antenna because the transmitting antenna will negatively impact the receiving antenna's reception. For example, this is said to be true in this Rotor Riot video... |
H: FrSky receiver snap-on connection problem
The snap connector thingy (picture included) on the xm+ receiver (although it is the same with nearly every other receiver) I have stupidly disfigured, as well as the antenna end. Is it possible to fix this or solder the wires on directly? Do you have to get a new receiver ... |
H: How can I know the laws of a specific country regarding drones?
Reworded from: https://travel.stackexchange.com/q/112261/
If travelling to a few countries, I was wondering if there is one source for all the drone rules/laws of the countries I am travelling to instead of doing a specific search for each country.
Doe... |
H: Wired drone using very high voltage?
For those of you who don't know: electricity can be "stepped up" to carry the same amount of power over a thinner wire, over much longer distances with minimal losses. Once the power reaches the destination (like your home), the power is stepped down to a much safer voltage.
Her... |
H: What can I do with a LiPo whose balance lead has been destroyed?
I'm starting a bit of a collection of batteries which have been ejected during a crash and ended up with a destroyed balance lead. Is there anything other than disposing of them that I can do, assuming the cells are still in good condition?
AI: If you... |
H: Cannot configure ESC: BLHeli-Configuator connects but with blank screen
ESC: GEPRC STABLE PRO F7 ESC BL32 2-6S 4in1 Specs๏ผ35A BLheli_32 ESC
Steps to connect to BLHeli-Configurator:
Connect to flight control (GEPRC STABLE PRO F7 35A) via mini usb
Connect Lipo Battery to drone
Open BLHeli-Configurator from my Window... |
H: DJI Mavic 2 Pro send still images to a laptop in real-time
Is it possible to send photos captured by a DJI Mavic 2 Pro to a laptop in real time?
AI: I do not believe it is possible to send still images in real-time to a laptop. For devices that take full size SD cards, you can get WiFi enabled SD cards but I can't ... |
H: Taranis X9D Plus 2019: Switches SE,SF,SG,SH, and SI are not working/responding on Betaflight
So switches SA,SB,SC, and SD work on Betaflight. Aux channels 1 through 4.
But switches SE,SF,SG,SH, and SI are not working/responding on Betaflight. Aux channel 5 through 9, I believe
I am using TBS Crossfire lite, with cr... |
H: Can I use two 2s lipo batteries to power my FPV DJI goggles?
The FPV DJI goggles can take 7.4-17.6 Voltage. I am using a 2S 3000mAh LiPo battery. My plan is to buy another of the same liPo battery and attach it with a female to 2 male TX60 connector, making it a 4s lipo battery of 3000mAh(14.8 - 16.8V) .
Do I need ... |
H: Could a drone collect a river sample?
I know very little about drones, but I'm trying to learn if collecting river samples is something that could be done autonomously using commercial drones?
Is it possible to give the drone some coordinates of the river and have it go and collect without further input?
Is it eve... |
H: Stick commands does not register
I'm trying to follow this playlist to set up a drone with iNav, but when it comes to calibrating the compass, the stick command doesn't seem to work (the status light on the FC doesn't flash rapidly as described in the video). When trying some other stick commands it doesn't seem to... |
H: Can a receiver get damaged if you power it up without an antenna?
My r-xsr receiver short circuited after a crash recently. When investigating the reason, I found two things; The filtering capacitor had come loose, as well as one of the antennae on the r-xsr.
Since the reviver can handle up to 10 volts, and it was ... |
H: First radio transmitter. Taranis X-Lite, X9 Lite or Jumper T8GS?
I'm looking for a nice budget radio transmitter to start in the hooby and stay with it for some good time. I'm found these three good options but I'm tottaly newbie so I don't know the pros and cons of each one
I would like some radio that could make ... |
H: Unrecognised ESC motor connector
I purchased an ESC and a Speed 400 motor about 17 years ago with the intention of building my first electric powered model plane. Life took its various turns though and my time for R/C modelling dried up soon afterwards. Now that I have 3 boys who are all starting to show interest i... |
H: Finding a ready-to-fly Taranis compatible, Eachine compatible, S4 compatible under 200โฌ drone
The question
I'm looking for a drone under 200โฌ, preferably 5" (as that's what I'm used to) but other sizes are ok, that can be purchased/delivered to France, is compatible with a Taranis X7 and an Eachine EV800D. It need... |
H: Drone Controller, PID Is Enough, or ODE Modeling Required?
I am planning to build a remote controlled dualcopter where I have two propellers, one on top and one on the bottom. The bottom rotor will be gimbal based for thrust vectoring. Something like this,
https://www.youtube.com/watch?v=b14_XQ5nd2A
I want to build... |
H: Is owning, but not flying, a drone in Germany illegal?
I live in Germany but I travel a lot around the world; my new hobby is aerial photography, for this I am considering buying a drone.
Since Germany has some rules about drones, can I have a drone in Germany without a "mandatory label marking," "without insuranc... |
H: What is a good 3'' BNF that can be used indoors and outdoors?
I am looking to get a new quadcopter that will work in a variety of places. I want it to be a 3'' drone so that I can fly it both outside and inside. I would prefer if it had prop guards or ducts of some sort, but that's not necessary. I want a drone wit... |
H: How to control a gimbal remotely?
Is there a simple way to remotely control the panning of a gimbal (preferably with a separate stick/joystick, controlled by another person)? I'm planning to do a budget cinematography/utility camera drone built out of the ZD550 frame and I don't really need more than a GoPro. I'd p... |
H: What are the benefits to different types of frame arrangements?
When looking at different frames, there are lots of descriptions for different ways the arms are set up. Are there objective descriptions of how these arrangement change the flight characteristics rather than just "I like the way this one feels"?
For e... |
H: Is WiFi drone control protocol standardized?
I'm searching for an app to control a Zerotech Doby drone. The official app "DoFun" is no more available, but surprisingly it works with another Chinese app "FlightGo".
I wonder if the WiFi protocol used there is somehow well known, and if there are any better, preferabl... |
H: FPV lag on visuo xs812
I have a visuo xs812 but with a very slow lag. I know that for many people this is a problem, does anyone know a fix?
AI: I found some information here which may be helpful to read through. They mentioned the issue of video lag and seemed to find a few potential solutions which were: to use a... |
H: Motor size and Kv advice for ZD550?
I'm building my first drone out of the ZD550 frame. Most of the extra weight would be from a small gimbal like this (180g) and a gopro hero 4 (83g). What kv/size of motor would be ideal for this config, plus some extra? Some speed would also be nice :D I'm hearing around 600-900 ... |
H: Can motors be "too big" for any reason?
I'm wondering, what would make a certain motor "too powerful/large" for a build? Could software/firmware of FC/ESCs be a problem? The only thing I could come up with is strength of the frame and weight limitations. Just looking for anything a beginner might miss.
AI: Power sy... |
H: Can "toy" drone FC firmware be tweaked?
Can the flight controller of cheap "toy" grade quads, such as the Blade Inductrix, be programmed at all? I'd assume that even if it's possible, it wouldn't be practical. I don't have any experience with FC programming (yet).
AI: TL;DR:
Probably, but you'd likely be spending a... |
H: Is Naze32 capable of autopilot?
(Assuming that you have the required telemetry hardware, barometer, etc...) Are any versions of the Naze32 capable of autopilot features, such as altitude hold? How about more advanced things like flying a preset path? If it's relatively simple, how?
AI: You'd likely be looking to ru... |
H: Estimate safe ESC curerent for 4108 600kv motors?
Is there a way to safely guess what current ESC's will need to be with this motor (or any motor in general)? The motors are rated 23A in the table, but that's only with a 4s; I might use a 6s in the future. If I were to use, say, a 30A ESC, should it be enough to no... |
H: How do I test if my DX5e antenna is still good?
I have a second hand DX5e tx that I haven't really used a ton yet, just on a little Blade Inductrix, within my house. However, the upper plastic end is broken off and the actual antenna seems pretty beaten up. Is there a way to check the reliability of the antenna bef... |
H: Can I replace the switches on my taranis qx7s with switches from a X9D?
One of the switches on my taranis qx7s recently broke, and when looking at replacement switches I found two alternatives; X9D and X10/X12. The X9D switches are much cheaper than the other, so my question is therefore: are the X9D and qx7s switc... |
H: What obstacles are there in making ultra long range model aircraft?
As far as I am aware, there have not been any model aircraft that have successfully circumnavigated the Earth without stopping. Few trans-Atlantic attempts have succeeded (see: The Spirit of Butts' Farm). My question is: what makes long-range model... |
H: Is it feasible to use an RC car transmitter/receiver to control an RC plane?
I am a beginner to the hobby and I've been constructing chuck gliders out of foam board and card for a few years. I'd like to start making models that I can control, but I don't have much of a budget. I do, however, have a hobby-grade RC c... |
H: Why don't solutions exist for a 3-axis helicopter flight controller?
So I've been searching around for a 3-axis flight controller for my 450-size helicopter. It seems that nearly every flight controller which is sold today is configured for solely the control of quad/hex/octo-copters, and have little options for he... |
H: LiPo battery power maximization
I have a 3S1P 2.2A 50C battery for a drone that I build. I have a charger that looks like this:
https://www.alibaba.com/product-detail/RC-B3-AC-Lipo-Battery-Charger_60812527463.html
At first, when the battery was new, I pulled a solid 15-20 minutes of aggressive flight time but now,... |
H: Where can I find a list of all the model aircraft flying fields in the USA?
Is there a comprehensive list of model flying fields that have operated or have been developed in the United States? I assume the AMA has some of this data, but I am curious if there is a larger list that designates all places to fly both ... |
H: Transmit video from drone to laptop via WiFi
I recently decided to build my first drone and bought Eachine Tyro 129 KIT. It has a 5.8GHz video transmitter - xf5804 which is supposed to send video to 5.8GHz goggles. I don't have goggles and I'm not sure I want to buy it. My laptop (Debian10 Linux) has WiFi that can ... |
H: Streaming FPV over WiFi?
I met a guy some time ago running a first person view (FPV) stream over Wifi. He said that the setup didn't use a complete Operations System Interconnect (OSI) network stack and this allowed them to stream video faster then one might over User Datagram Protocol (UDP). I don't recall the det... |
H: Flysky FS-ia10b output more than 2000 microsecond pulse
I just modified a servo to spin 360 degrees by taking out its potentiometer and replacing it with a voltage divider of roughly the same value. So when I use an Arduino, I have to send a pulse of about 2250 for the servo to be controlled. Anything a 1000 micros... |
H: What is this ring attached to the bottom of this rotor shaft?
My motor came with a black ring attached to the bottom of the rotor. It spins along with the rotor, and it's not exactly a ring shape since it's open at one end - kind of like an omega symbol or like a stag beetle's horns. What is it called and what is i... |
H: Can a lipo battery be charged with more than 0.5 amps?
Using ISDT q8 to charge my 1205mAh 6S lipo battery. I'm wondering if I can change the default settings and charge with more amps?
Is this recommended or will it degrade the battery much quicker. Any information would be much appreciated.
AI: You definitely can ... |
H: How to secure the screw on a BLDC motor shaft
I lost the screw that holds the motor bell to the base of the motor. I replaced it and flew, but it came loose and I lost it again. I used blue thread lock to secure it. Do I need to use red thread lock? What's the trick to keeping the screws on?
AI: Use red or bett... |
H: How do I wire up this transmitter and camera
I'm a total newbie to FPV and electronics. My son bought the following components as an adventure into FPV for his Remote Control vehicles (cars, planes, drones).
Descriptions of the components:
Eachine TX805 5.8G 40CH 25/200/600/800mW FPV Transmitter TX LED Display Sup... |
H: Betaflight - Angle mode - motors spins once I arm the quad
I have my quad using Mamba F405 MK2. When I arm my quad the motors start spinning.
I also set the pid_at_min_throttle = OFF but same behavior. Don't really know why is having this behavior. Any clue?
AI: Airmode is a great feature if you race or fly freest... |
H: Binding DX5e (or any other hobby controller) to generic "toy" drone - protocol compatability
I picked up a really cheap generic drone mostly for the purpose of tinkering and testing with something that I wouldn't mind losing or destroying. However I can't seem to bind to it with any of my controllers. The main one ... |
H: Possible to use Eachine E160 with Futaba T6EX transmitter/receiver set?
I've inherited a Futaba T6EX transmitter with a Futaba R6106HFC receiver, and now I'm planning to buy an Eachine E160 RC helicopter (BNF version), to be bound to this Futaba set.
However, I'm not sure if the receiver can actually be connected t... |
H: Vertical Flight Paths
I've been searching around for software to allow a vertical flight plan. For example I want to flight 50m across a building at 20m AGL. Then drop 1m and fly back 50m. So on and so forth. I've read a bit into DJI, DroneDeploy, and Pix4D, but haven't been able to find anything. I've read somethi... |
H: How to record footage from AcroBee Lite?
I have an AcroBee Lite(linked to the site I bought it) that I've gotten okay with, and now I would like to record some footage with it. The only problem is, I can't figure out how to record. Any idea what buttons I have to push to start/stop recording? Where can I find the f... |
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