# All Questions

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### How do I change GPS elements on the Betaflight OSD for my Acrobee Lite?

Right now I'm on Betaflight trying to change the OSD for my Acrobee Lite and it's being really weird, I can't seem to get more than three little thingies to be shown at once. Is there some sort of ...
12 views

### Flight controller or ESCs on Eachine Viswhoop not booting properly

After last flight my Eachine Viswhoop stopped booting properly and arming (link to gfycat with sound). When connecting battery to drone I can hear FC beeping but don't get second set of "beeps&...
18 views

### what size drone screws do I need

I am using the this gimbal motor. and I need to know what size screws do I need to use. I am developing egg and a frame that has 5 mm thick walls, and based off the chart I know I need to use 4m ...
22 views

### Is there an open source video processing/sensor based follow me technology?

I'm constructing a multirotor drone and want to introduce follow me feature, are there any open source solutions I can use for that purpose? Please note that I want the tracking algorithm to be ...
41 views

38 views

### Is there a benefit to using multiple capacitors on FPV drones?

From what I've heard, you need at least one capacitor on the ESC of a drone so that it can smooth out the voltage spikes to prevent electrical noise and improve the longevity of the ESC. If this is ...
205 views

### Visual references when driving a Quad Copter through gates

I am a complete beginner, starting to learn to fly. So far I managed to control the altitude and do some basic turns, I can also do figure eights if the flags are well far from each other. I realised ...
1k views

### Do laws on 'drones' in Australia apply to fixed wing model aircraft?

I've been looking at the CASA RPA rules (specifically under 250g and under 2kg non-commercial) and there doesn't seem to be a section on fixed-wing aircraft. Do the rules for 'drones' (for instance ...
55 views

### Would it be possible to inductively recharge a drone battery?

Regular drones can only fly around 15-30 minutes before the battery runs out, which is annoying. Newer smart phones use inductive loading, so it is possible to load a battery through such a field. ...
897 views

### Drones capable of smooth plane/bird-like flight

Multirotors are small rotorcraft with flight dynamics which result in an unnatural "flight experience". Are there multirotor autopilots which would be able to simulate a more "natural&...
30 views

### FPV camera and beeper seems to be interfering with each other

I recently changed my VTX from the Tbs unify pro 5G8 HV to the unify pro 5G8 V3. Because of this I had to move the cameras 5v input from the VTX to the FC (The HV model has a built in regulator, and ...
45 views

### Is there a way to estimate battery discharge duration from mAh and C-rating?

Lots of batteries are out on the web, and I understand what the values mean. But I would like to get a battery with a good discharge duration, so is there a way to tell an approximate battery life ...
724 views

### Do I need CW or CCW props for my plane?

So I'm making an airplane with a motor at the front, do I use CW or CCW props? Pretty sure this is what counts as a puller plane (is that the right term?).
63 views

### Is there a list of milestones to check off before claiming one can “fly”

Is there a generally accepted set of milestones that one should "tick" off before claiming that they can fly ? Are there different guidelines based upon the craft e.g. fixed wings, ...
33 views

### Picking the right prop pitch for my plane

Sorry for all the questions, but I'm trying to figure out what I need before ordering a hundred dollars worth of stuff and then find out I got the wrong stuff. So from what I understand of this site, ...
39 views

### Why are micro pusher-prop quadcopters becoming more popular?

Recently, I've seen a rise in popularity of small drones using pusher props. Some of these include the FullSpeed TinyPusher, BetaFPV Beta95X/Beta85X V2, Diatone Taycan and Tinawhoop, and originally ...
48 views

### Learning to fly: One crash at a time

Question Is there a comparison of model types versus the milestones that reflects which plane is best for learning in ? Background I bought an EPP flying wing some time ago and have taught myself and ...
1k views

### Beginner looking to try a DIY plane, any suggestions on a kit?

Title pretty much sums it up, but I would like to try to make my own RC plane. I'm looking for a kit or bundle I can get that would basically include all the supplies to make a plane, so I guess that ...
2k views

### How do DJI drones achieve such long flight times compared to traditional FPV drones?

DJI is able to achieve ~30 minute flight times with their dones. Whereas, a typical FPV drone is only ~7 minutes I see this as a huge achievement by DJI, I am interested to understand how they were ...
110 views

### Drone in Italy as a tourist - Where/what to do?

I am a German citizen and have a hobby drone dji mavic 2 pro. I would like to know how/where I have to do all the paperwork so that I can as a tourist fly my toy over Pisa tower and make a short video ...
61 views

### What is the best drone for beginner fliers?

My brothers would like to start drone flying, as they haven't ever flown my Syma before. I am looking for a small, inexpensive pocket or medium drone for beginners that will probably get thrown into ...
72 views

### What type of connector is used on the DJI manifold 2?

I'm looking for a certain connector's specification that is used in the DJI Manifold 2. Unfortunately, there is no information about this connector's specifications in the data sheet, it only talks ...
66 views

### How does Amazon's new drone land itself into a station? [closed]

I am fairly interested in drone building and thought about a drone which automatically recharges itself by flying in to his station, but thought it was close to impossible without using extremely ...
92 views

### Is superglue (cyanoacrylate) a viable means to repair quadcopter frames?

One of the tiny struts holding the rotor on my TinyWhoop Nano broke (surprise!) and I've used superglue (cyanoacrylate) to bond it back together. I don't know yet if this fix will be suitable or not, ...
28 views

### How do I successfully stabilize or trim a TinyWhoop Nano?

I'm a newbie to drone flying and decided to start with a TinyWhoop Nano RTF. I know just enough about model aircraft controllers from using them in robotics and animatronics that fine-tuning is ...
66 views

### How to decide drone motors?

I'm planning to design a quadcopter with a payload capacity of 5 kg. I would need the thrust power from the motors to cater for at-least 7 kg with extra part weights. I would like to know, How do I ...
91 views

### 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 ...
33 views

### 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 ...
50 views

### 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 ...
34 views

### What are Pro and Cons of using Lithium batteries over LiPo batteries for quadcopters [duplicate]

I heard that some people combine some Panasonic 18650 (3400mah 3.7V) lithium batteries to make a battery for their drones, I was wondering of the advantages and disadvantages of using this type of set ...
489 views

### What are the advantages and disadvantages of a “plus” and “cross” quadcopter configuration? Is one preferred over another?

I'm not really an expert when it comes to quadcopters, I heard about the "plus" and "cross" configurations and that the "cross" configuration provides more stability. I ...
61 views

### My ESC in my stack just randomly exploded, any ideas why?

I was casually flying my drone and my ESC board in my stack let out the magic smoke, and then fell from the sky randomly. I hadn't changed any tuning settings, and the stack was only ~3 weeks old. I ...
30 views

### Multi GP gate sizes

Multi GP Gate sizes are given in square inch/ft like so: 25 sq ft (5’x5’ – 1.52m x 1.52m) - those are obviously the size requirements for a square gate. If I want to have a "Multi GP compliant&...
44 views

### 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: ...
40 views

### 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 ...
53 views

### Betaflight with Mamba F405 MK2 stack 40A ESC's and XING-E 2207 motors problem

I build a quad using Mamba F405 MK2 stack 40A ESC's and XING-E 2207 motors. Here are some pictures of my configurations on Betaflight and BLHeli Configurator: https://imgur.com/a/mFLDiVp Also video of ...
72 views

### Are these methods of Drone Localization Techniques for a dark environment plausible?

I am working on a project where I need a quadcopter to accurately know its location relative to a starting point in a GPS denied environment in the dark. A quick overview of the project: The drone ...
41 views

### How tight should the screws at the bottom of the motor shaft be?

As I was replacing a shaft screw on a motor, I thought I'd check the other motor shaft screws. I noticed that none of them were tight, so I tightened them. As a result, the drone flew horribly. So ...
42 views

### 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 ...