Questions tagged [video-transmitters]
Also referred to as "VTX". Use on questions regarding video transmitters.
36
questions
0
votes
0
answers
13
views
Is it possible to connect security IP camera by wired connection to drone's flight controller and transmit this video by VTX?
I'm seeking for camera that I can use on gimball of my selfmade drone. This variant https://vi.aliexpress.com/item/1005003252272933.html looks as ideal solution but I'm not sure that I can use it with ...
- 187
0
votes
1
answer
120
views
To which device should the fpv camera be connected: flight controller or video transmitter?
I have FC Matek F405-WMN and 5.8GHz transmitter TBS UNIFY PRO32 HV. The F405 wiring diagram (http://www.mateksys.com/?portfolio=f405-wmn#tab-id-4) shows that two cameras can be connected to it. But I ...
- 187
1
vote
0
answers
27
views
What components would I need to capture high resolution images mounted on a 5 inch drone (not FPV images)?
I have built my own 5 inch drone using a Mateksys f722 controller and INAV, but I'm confused on what components I need to make an image capture interface similar to the DJI drones. For example, the ...
- 11
0
votes
0
answers
38
views
Simultaneous video streaming to raspberry pi and GCS
I am working on a project in which I use a raspberry pi 4 on my drone to process the camera images and send some commands to pixhawk autopilot based on the information coming from image processing.
I ...
- 101
2
votes
1
answer
47
views
Access drone footage over WiFi
I have a drone (E520S) which transmits its video footage over WiFi to an app (eachine pro) and I was wondering if I could view the footage without using the app or learn how it is transmitted.
- 21
3
votes
1
answer
58
views
Aside from the question of cost, is there any other reason why the cellular network is not used for drones (apart rare exceptions)?
Nowadays cellular networks offer very fast connection and have very high coverage of the territory and in most countries areas out of coverage are uncommon.
So, I would assume a drone that use ...
- 225
3
votes
1
answer
74
views
(Beginner) I have a Radiolink Mini OSD with a not so clear schematic. How do I know if it can handle the input voltage needed to power my VTX?
My VTX and FPV camera can both handle my battery voltage (6V-36V input for the VTX and 4V-25V input for the camera). My mini OSD, unfortunately, only has an input voltage of 4v-6v and an operating ...
- 43
1
vote
1
answer
184
views
How does Herelink achieve 20km range with 1080P video streaming quality?
According to the HereLink manual. It uses 2.4ghz frequency for wireless communication and claims video streaming in 1080p up to 20km range. How is this possible? If it can transmit up to 20km then it ...
1
vote
0
answers
34
views
wireless camera options
I know drones use high fps and long range cameras, I'm working on a tracked robot and quality is a higher concern then fps per say. I have found boards that allow multi camera options but I was hoping ...
4
votes
1
answer
255
views
How far can you get video without a VTX antenna?
My VTX antenna connector got ripped off the VTX, and I don't know if I fixed it properly or not since the VTX sends video without an antenna plugged in.
- 151
3
votes
0
answers
35
views
Dji fpv will not link in digital fpv mode
I bought the DJI fpv kit and I am trying to change the VTX from 25mW to 700mW. I don’t see a setting in the goggles until I change it to digital fpv mode. But when I do that, I can see the setting in ...
- 31
2
votes
0
answers
25
views
Problem in transmitting Stereo Camera footage
I'm working on a Surveillance drone for underground mining and after assembling drone, I decided to add a companion computer NVIDIA Jetson Nano and a Stereo Depth Camera (Intel realsense D435i stereo ...
- 21
3
votes
1
answer
337
views
How to Simultaneously View and Record GoPro Content While Flying
I want to be able to remotely take pictures and start and stop video using a GoPro Hero 9 Black while it's attached to a quadcopter. The pictures will need to be saved to the GoPro's internal memory ...
- 171
5
votes
1
answer
86
views
Should VTX ever be lower freq./higher power than the control transmitter?
I can find video transmitters from 5.8GHz down to 433MHz with the latter being ideal for longer range, but I don't see nearly as much diversity as far as control transmitters. Am i correct in saying ...
- 641
4
votes
1
answer
344
views
Can I re-flash the Hubsan fpv1 controller with built-in fpv screen?
the only radio transmitters, also called remote controllers, that embed a fpv screen, for seeing what the drone sees, near the joysticks, instead of having to get obstructed vision by goggles,
that I ...
- 123
2
votes
1
answer
125
views
recommendations for a DIY/dev platform lifter drone
I was mainly wondering if there was something in the drones world, similar to what the ender3 is to the 3d printing community -- that is, a cheap kit massively owned by makers and open source ...
- 123
3
votes
0
answers
87
views
Fatshark Shark Byte throughput
Is the data throughput rate of the Fatshark Shark Byte system known i.e. Mbps? This will be interesting to know as it will give us an idea of where the limitations of the system are and where we may ...
- 31
5
votes
1
answer
337
views
Is it possible to enable pit mode without using the button with SmartAudio?
I know that pit mode can't be enabled from Betaflight after power up with SmartAudio, but I think it is a bit annoying that you have to hold the button on the VTX during power up if you want to enable ...
- 2,644
3
votes
1
answer
88
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 ...
- 2,644
6
votes
1
answer
816
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:
...
- 163
11
votes
3
answers
3k
views
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 ...
- 303
5
votes
2
answers
1k
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. ...
- 5,948
3
votes
2
answers
750
views
How do I set up IRC Tramp for my HGLRC Forward VTX?
I have a Diatione Mamba F405 MK2 and a HGLRC Forward VTX on my 6s race quad and I can't control the vtx using betaflight. The video transmission itself works fine, I just have to use the button on the ...
- 131
6
votes
1
answer
91
views
Video is lost after crashing
This problem started a few days ago. After crashing with my quad I almost completely lose the video feed until I power cycle the drone. The only time I have video is when I get really close to the ...
- 2,644
2
votes
1
answer
510
views
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?
- 567
2
votes
0
answers
26
views
Does flying a drone close to the ground affect signal quality? [duplicate]
If I were to fly a drone over a large, flat field and there was nothing blocking Line of sight to the drone, would flying at close proximity to the ground impact the FPV video reception? would flying ...
- 5,642
8
votes
3
answers
2k
views
When flying FPV with a 5.8ghz video transmitter, is an Amateur Radio License (Ham license) required?
What are the legal requirements I need to know when operating a 5.8ghz video transmitter like the ones often used for flying FPV?
Are the rules different around the world? Is a technicians class ...
- 1,130
2
votes
1
answer
586
views
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 ...
- 5,642
5
votes
1
answer
63
views
Quality of transmitted image and electrical problems
There is a question already regarding a flickering OSD, but I wonder how other image quality problems relate to electrical problems. What's the first thing one has to look for when the transmitted ...
- 439
5
votes
2
answers
2k
views
What is a "mushroom antenna"?
In Can circularly and linearly polarized antennae be used together for FPV? I read about a "mushroom antenna". While I have very little experience with FPV drones I am generally experienced in radios ...
- 163
7
votes
2
answers
569
views
Calculating the range of an FPV drone
It's been a long time since I studied Electronics and Communications Engineering, but if I recall correctly, it should be possible to calculate an estimate for the range of an FPV drone given the ...
- 579
4
votes
3
answers
3k
views
Why is 5.8ghz used for FPV and 2.4ghz use for transmitters?
Why do most VTXs use 5.8ghz and most transmitters use 2.4ghz?
- 5,642
7
votes
2
answers
2k
views
Difference between analog and digital FPV systems?
The new DJI digital FPV system and a few other systems are using a digital signal for FPV video. How is this different from a traditional analog signal for FPV drones?
- 5,642
3
votes
1
answer
431
views
Video breakup problems with high power using The Force VTX?
I normally fly with my VTX on 200mw but sometimes I need it to be more powerful. Whenever I turn it to a higher power setting, though, the video becomes worse. When I set it to 600mw, the video seems ...
- 5,642
13
votes
2
answers
2k
views
Why is it bad to power up a drone without an antenna on the VTX?
I've heard a few times now that if you power up your drone you have to make sure that you have an antenna on the VTX. Is that true? If so, what will happen if I power up my drone without an antenna on ...
- 445
6
votes
4
answers
336
views
Why does the video cut out on HX-100 drone?
I have a BetaFPV HX-100 drone which I recently got. When I tried to fly it FPV the video feed would cut out and leave a grey screen. The OSD still showed up in the goggles so I'm not sure if there is ...
- 5,642