Questions tagged [receiver]

An electronic component that receives the information sent by a transmitter.

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Help getting this flight controller to work with this receiever

I am working on building a drone. I have the DJI NAZA M LITE flight controller, and this receiver. The pinout for the battery and ESCS is pretty clear, but I'm not sure how I should go about ...
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3 votes
1 answer
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Motor doesn't work, ESC doesn't calibrate

After I figured out why SAFE never turned off, now I'm stuck because my motor won't spin and I can't enter calibration mode of the ESC. After turning on the plane, it does three startup beeps in ...
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4 votes
1 answer
50 views

Can't disable SAFE or change SAFE mode

I was gifted one of these (with souped-up motor and ESC) and was delighted when I discovered it could be bound to my Spektrum DXS transmitter. However, the receiver is stuck in beginner mode. I've ...
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4 votes
1 answer
71 views

Choosing ESCs for an Autonomous Drone

I'm about to build my first drone. I chose the PixHawk 4 with PX4 as a flight controller and the Raspberry Pi Model 3B as the companion computer. I am not sure about the ESCs yet. So far I'm ...
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Can I use an RX6R's PWM and SBus outputs simultaneously?

I'm looking at options to build a pan/tilt system for FPV. The FC that I have available has only 4 servo outputs, and the airplane has 3 servos. Given this, I can't run the pan and tilt through the FC....
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3 votes
3 answers
113 views

Could using a 2.4GHz controller frequency interfere with an onboard computer trying to access 2.4GHz WiFi networks?

My situation is this: I will be building a quadcopter drone (and later a hexcopter) that will most likely use 2.4GHz RC with a Pixhawk. I will also have a computer onboard (Raspberry Pi, either 4B or ...
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4 votes
1 answer
70 views

Home made simple drone- need some directions

I made this small foam board frame. I attached 4 motors after taking care that diagonally opposite motors rotate in same direction and adjacent ones in opposite direction. I ensure I wired the ...
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  • 381
2 votes
1 answer
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Are all drone motors equal

I am now planning to buy a drone kit - A very light weight toy grade types. Know very little on this subject as of now. Before doing that I have a few questions. Can we assume that if there are four ...
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2 answers
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Need tips on getting this to fly properly

Learning the basic concepts. Yet to use a receiver and remote. Using a 3.7 v coreless motor, lipo battery and thermocol for the frame. I figured out how to connect the motors so that diagonally ...
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  • 381
4 votes
1 answer
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Brushless Motor/ESC Voltage Cut-off

I got an ESC and brushless motor set for my RC car. After I finally got it to work, I put my car back together, but then when I turn on the transmitter and then the ESC, the motor emits a "beep&...
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5 votes
2 answers
76 views

Brushless Upgrade for RC Car

I was told that if my question was about motors and ESCs than it would be okay to put it on here even though it has to do with an RC car... I am wanting to do a brushless upgrade for my WLTOYS 12428 ...
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4 votes
1 answer
225 views

Installing Spektrum receiver onto AtomRC Dodo

I'm a noob who just received an Atomrc dodo, and I have a Spektrum SPM4650 receiver I need to install. The wiring diagram (below) is clear enough, but I'm new to soldering and would prefer to avoid ...
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6 votes
1 answer
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Working on a Quadcopter. Unsure if this flight controller supports an FS-IA6 receiver

I am really new to drone building and I have had some awful luck trying to figure out what is compatible with what. Here is the link to the AIO flight controller I chose to use for my build. It won't ...
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5 votes
1 answer
289 views

XM+ bound to FRSKY x9 lite, but commands not showing up in betaflight

I'm very new to making drones, so sorry in advance for lack of proper terminology or if this is a dumb question. I've bound my xm+ to my transmitter (solid green light showing on receiver), but for ...
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4 votes
0 answers
218 views

DSM from Spektrum Reciever

I am working with a Pixhawk 4 and a Spektrum AR620 receiver. The receiver has a 3x7 grid of pins labelled (-, +, S), and (Batt, 1-6). The reciever says it is a DSM2/DSMX receiver, and I want to ...
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4 votes
1 answer
141 views

What is this 4th row of pins on some receivers?

I was looking for a new receiver(think I fried mine) and noticed that some receivers have a 4th line of pins. I've only seen this on receivers where the connections are on the side instead of the top. ...
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3 votes
1 answer
84 views

Does the FS-R6B receiver work with the JJPRO EM-16 transmitter?

If I need a new receiver and can't find one that is exactly the same as the one that came with the radio, can I get one with the same amount of channels and from the same company and use it with the ...
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3 votes
1 answer
66 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 ...
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5 votes
1 answer
219 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 ...
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7 votes
1 answer
322 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 ...
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5 votes
3 answers
1k views

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. ...
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4 votes
1 answer
58 views

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 ...
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7 votes
1 answer
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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 ...
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5 votes
1 answer
859 views

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 ...
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  • 567
4 votes
2 answers
365 views

How does having bent antenna impact reception?

I have heard that when an antenna is bent, it can reduce the performance of the antenna and thus limit the range of a drone. This is mentioned in this video at 5:29. I am wondering why a bend in an ...
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  • 5,510
5 votes
1 answer
140 views

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 ...
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5 votes
2 answers
778 views

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. ...
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  • 5,718
4 votes
1 answer
43 views

Analog Graupner MC-12 with R-700 receiver

I have an old Graupner 35Mhz transmitter and receiver which I would like to get running again. Bought batteries and connected power and a servo to the receiver but nothing happens when I use the ...
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5 votes
3 answers
1k views

How to mount XM+ receiver antennas?

I like to use XM+ receivers on many drones as they seem to work well and are small/light. What is the best angle and position to mount the antennas of an XM+ receiver in order to get the best signal? ...
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  • 5,510
11 votes
2 answers
2k views

Can circularly and linearly polarized antennae be used together for FPV?

I have a few spare antennae of mixed polarizations I'd like to be able to reuse for my FPV gear. Is there anything I need to know about incompatible configurations of mismatched polarizations ...
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  • 5,718
7 votes
2 answers
247 views

Does the Meteor65 Acro support Spektrum RSSI?

I have a BetaFPV Meteor65 Acro with a built-in DSMX receiver. I'm wondering if the F4 1S Brushless Flight Controller V2.2 (DSMX) supports RSSI. I've seen DVR of people flying and they have an RSSI ...
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2 votes
2 answers
250 views

Difference between XM and XM+ receivers?

I have seen both XM and XM+ receivers and am wondering which one would be better to get for a micro-drone build. What are the differences in specs? (range, reliability, weight, etc)
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  • 5,510
2 votes
2 answers
2k views

How do I set up the RSSI readout on an XM+ receiver channel?

I have an old XM+ receiver that does not do RSSI. Some of the newer ones come with RSSI set up on a channel. How can I set up RSSI to be on a certain channel?
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  • 5,510
2 votes
1 answer
457 views

Why don't multiprotocol transmitters work with Radiolink receivers?

I have a Jumper T16 and am wondering why it or any other multiprotocol transmitters don't work with Radiolink receivers. Is there a reason for this?
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  • 5,510
4 votes
1 answer
146 views

How to use an XM+ receiver without a flight controller?

All of the model aircraft I have seen without flight controllers normally have a receiver with all of the channels separate. Is there any way I can use a receiver like an XM+ receiver on a model ...
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  • 5,510
5 votes
4 answers
351 views

r-xsr won't bind to qx7s

I'm trying to bind an r-xsr to a qx7s, but the receiver shows a solid red, green and blue light and won't bind. I have updated the receiver to version 2.1.0 LBT and the transmitter to the EU version ...
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