Unveiling XtremeX QuadCopter FPV Frame

Started by Dharmik, September 26, 2012, 12:31:31 PM

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Dharmik

This is my first fpv test flight over the village farm using 5.8GHz video link ended with the crash, luckily i got everything back without any damage except one broken prop. Learned so many things from this test. Ready for next mission.


satyagupta

Nice stuff bro, i was trying to get the RC305 FPV setup today but was not able to get it work. I was testing at home, connected the AV out from Rx to my TV and the Tx was conneted to 2S and a camera was connected too. But there was no output on TV :headscratch: :headscratch: anyidea what was i missing?
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Dharmik

Satya bro use 3s lipo for tx. You can use 2s for rx but i am using 3s for both txrx and it works. I got my camera with wrong polarity cables, so check that too.

satyagupta

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Shehwar

#54
Quote from: satyagupta on March 03, 2013, 07:10:03 PM
Nice stuff bro, i was trying to get the RC305 FPV setup today but was not able to get it work. I was testing at home, connected the AV out from Rx to my TV and the Tx was conneted to 2S and a camera was connected too. But there was no output on TV :headscratch: :headscratch: anyidea what was i missing?

Sir,the receiver supply voltage is from 9-12 volts and a 2s is not gonna work.
i tried with my own setup and it doesn't work well. sometimes doesn't even power on. But it worked perfectly fine with a 3s.

dreamfly

Dharmik Bhai,  I should say that's the way to go!  away from all the hassles and worries.  Great Going.  Imagine that crash in a crowded place!!!

satyagupta

Quote from: Shehwar on March 03, 2013, 08:13:46 PM
Sir,the receiver supply voltage is from 9-12 volts and a 2s is not gonna work.
i tried with my own setup and it doesn't work well. sometimes doesn't even power on. But it worked perfectly fine with a 3s.

My Tx was connected to a 12V adapter and Rx was connected to 2S

So you mean RX operating voltage is between 9v-12v??? but the red led on the rx was on..
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Dharmik

Yes sir it can be worst if you crash in crowded place. I was lucky this time that I got it back in one piece. It was still sending me video signals from the crash place. I believe this 5.8ghz gear is capable to do much more.

Shehwar

#58
Quote from: satyagupta on March 03, 2013, 08:49:27 PM
My Tx was connected to a 12V adapter and Rx was connected to 2S

So you mean RX operating voltage is between 9v-12v??? but the red led on the rx was on..

Yes sir, i've tried this and it didn't work for me.
the manual says operating voltage between 9-12 volts.

Dharmik

Satya bro which fpv cam you are using? I am using Sony ccd cam. Feedback over hk website says there is an issue with signal, positive and negative wires. You have to invert two of them to get it work

satyagupta

Well i am using SONY CCD but not from HK from another supplier. How do you know that camera is powered? any light on camera?
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Shehwar

Quote from: satyagupta on March 03, 2013, 09:27:35 PM
Well i am using SONY CCD but not from HK from another supplier. How do you know that camera is powered? any light on camera?
is it a board camera ???
then you can always use a multimeter.... ;D

satyagupta

Yea its a board cam. How do i use multimeter any video link?? Seesh i never knew connecting  camera with tx would be so much pain
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Shehwar

check the camera for supply from the smd voltage regulator to the microcontroller supply pin and this should help with the setup..... all the best  :thumbsup:
www.youtube.com/watch?v=SFZ3TZLognk

Dharmik

Satya bro do you get any signal or just blank screen? Also make sure channels on both are same. I am tweaking with it, once I get best combination I will let you know btw what does mean board cam?

satyagupta

I just get blank screen, channels are same on both. Sure thanks please let me know.

the SONY CCD CAMERA that you get from HK is called board cam

like this http://www.hobbyking.com/hobbyking/store/__11977__1_3_inch_SONY_CCD_Video_Camera_PAL_.html
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satyagupta

I am connecting the av out from rx to my big LCD at home is that ok :headscratch: :headscratch:

I once again try to explain the connections:

RX is connected to 12V adapter and its AV out is connected to my home LCD

TX is connected to 2S for input, i took the voltage using the voltage checker and it read 7.06 V and its VIN was connected to camera http://www.hobbyking.com/hobbyking/store/__11977__1_3_inch_SONY_CCD_Video_Camera_PAL_.html

I got lights on both TX and RX, but on my LCD it used to say no input. But both TX and RX was bit warm after 5 mins of testing. :help: :help:

Will test them with 3S and one a mini TFT LCD
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Dharmik

Quote from: satyagupta on March 04, 2013, 08:57:45 AM
TX is connected to 2S for input
Try running It on 3s instead.
1. Connect ccd cam to the tx(don't forget to remove lens cover ), check polarity as well. If you look closely pin out info is printed on the board cam.
2. Connect 3S battery to the tx. You will see the red light below the tx.
3. Now connect AV cable to the rx. Yellow is the one that sends video signals. So connect that only others not necessary.
4. Connect 2s/3s battery to the rx and you will see the red led on.
5. Get any LCD/led TV or monitor and find AV-in port. You just need to connect your yellow cable to the yellow pin. If you  connect it to the TV you have to change the mode to AV as it might not show you transmission automatically.
Just make sure always hook the antennas first before you power up your tx or rx.

Shehwar

#68
this is the perfect procedure.
i follow the same steps as described, but remember to power on tx before switching on Rx and Satya sir, 7.06 volts is too low for the setup to operate.

basics of tv videos signals state that a composite video signal voltage ranges from 9-12 volts hence the tx also needs the same amount of voltage to generate that level of signal and further more i think the LED is powering up because the Lipo is capable to provide more than enough power for the controller on the board to switch on. Hope i helped.

Dharmik

Got pair of CP antennas(CL+SPW) from QK. I will try to get data of range test and comparison test.

Dharmik

This is my second FPV flight done at the farm. It was a great fun flying this quadrotor. I am getting 12min of flight time from my 3300mAh lipo with fpv grear and camera, at last battery ran out of juice and quad landed roughly on the field, no damage! I just mixed some footage from the ground and FPV. This time i used CP antennas. I will post detailed review of CP antenna later. Special thanks to Mahendra bhai and Navin bhai to help me find this beautiful place.http://www.youtube.com/watch?v=jPPJN6C4hlk

arun.sreelakam

Wow...Awesome...
(:|~ (:|~
Really cant wait to fly my quad.. dharmik bhai need your help for that.. :)
Turnigy i10|Flysky 9xb|Hoverfly quadcopter|Arduflyer apm 2.5 with gps|Pixhawk|Homemade micro night vapour|Homemade ornithopter(in progress)| Reptile Quad with Gopro Brushless gimbal | Naza v2| APM 2.6 with GPS | Micro quad self made | FrSky| v911 Helis | 1200mm Hexacopter with 5d gimbal | 1300mm x8 With Red Gimbal | 1000mm Octo|

Rahulvyas

Dharmik sir, this is great and nicely stable build. Could you help me with tuning PI settings in kk2. I also wanna make mine stable.
-2814 700kv Carbon Fiber 685mm Quadcopter ( tuning PIDs)
-Scratch build Hexacopter ( selling the parts) { almost sold}
-9xR - The best RADIO
-ST360quad (sold)
-kk2 (sold)

Student

satyagupta

Wow so you were flying FPV or LOS?? i tried to fly using FPV (i have a video goggle) but it was very hard to judge the position and i guess i am not used to it so i was not able to control it too :(

But i really want to try FPV. I have one question bro, my quad is not very stable, sometimes there is very low freq oscillation. Can you help me to find it out why?? I tried to increase/decrease PI values but the wobbling is still there.

Quote from: Dharmik on March 26, 2013, 07:21:00 AMI will post detailed review of CP antenna later.
Yea please let me know.
one stop for multirotor needs:
www.quadkopters.com

http://www.facebook.com/QuadKopters
https://www.youtube.com/user/QuadKopters
https://www.instagram.com/quadkopters

Dharmik

Arun and Rahul sure friends, let me know. Will try if i can help you guys. I am not experienced, still learning all these things. Best way to find PI settings is to get Optimum P(roll/pitch) gain first. I have set mine to 110 but i have flashed my ESCs so quad flies fine on higher gain as well. Satya bro this one was LOS but previous one was pure FPV. Yes it's hard to fly. I think LCD screen might help as you can have both views FPV and LOS together.