TUTORIAL - How to build Multirotor from scratch

Started by Dharmik, June 25, 2012, 11:01:45 AM

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satyagupta

one stop for multirotor needs:
www.quadkopters.com

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

dreamfly

@Satyagupta,  I am interested in the simulator. Does it have a quad in it?  I am also looking at connecting it to my Futaba radio.  Does it come with appropriate cables?
You can send it mail on .

Rgds
Roland

satyagupta

Yes it comes with all cables and it comes with some simulators, i guess Pheonix RC comes with quad in it. And some other simulator as well. You can buy it online http://www.quadkopters.com/product/12-in-1-new-simulator/ simple registration and simple checkout process.
one stop for multirotor needs:
www.quadkopters.com

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

lastRites

Has anybody used the DT700s? I just got 4 along with 12x4.5 SF props. Wondering if someone who has used them can share his experience..
It is the pervading law of all things organic and inorganic,
Of all things physical and metaphysical,
Of all things human and all things super-human,
Of all true manifestations of the head,
Of the heart, of the soul,
That the life is recognizable in its expression,
That form ever follows function. This is the law.

satyagupta

I am using them for my quad, but its DT750 and its good, i am using it with 11.47 props good thrust...
one stop for multirotor needs:
www.quadkopters.com

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

lastRites

The 750s are pretty well documented, but I could not find any ratings for the 700s using 12x4.5 hk props... Will post here when I get them :P
It is the pervading law of all things organic and inorganic,
Of all things physical and metaphysical,
Of all things human and all things super-human,
Of all true manifestations of the head,
Of the heart, of the soul,
That the life is recognizable in its expression,
That form ever follows function. This is the law.

vaidya.vaibhav91

hello, dharmik sir, dreamfly sir

your information about Multi-rotor helped me a lot in selecting components.. :salute: :thumbsup:

I want to ask you few more questions..
I am little bit confused between control boards..
one
http://www.hobbyking.com/hobbyking/store/uh_viewItem.asp?idProduct=25094
and
http://www.hobbyking.com/hobbyking/store/__19534__HobbyKing_Multi_Rotor_Control_Board_V2_1_Atmega168PA_.html
for which should I go??

also I am very new to Multi-rotors can you please tell me assembly steps and also prerequisites befor 1st fly?

I have selected following components..
750Kv out runner 800gm thrust Imax= 14A
propellers 10*4.5(2 RH/ 2 RR)
hobbyking 20A ESC
2300mAh 3s 30c Lipo battery

please I need your support
:help: :help: :help:

Dharmik


lastRites

If you are into DIY or Arduino, nothing beats this multiwii: http://www.hobbyking.com/hobbyking/store/__27033__MultiWii_328P_Flight_Controller_w_FTDI_DSM2_Port.html
If you want out of the box performance and easy setup you can go for the kk2 board. Although this lacks some sensors and is not expandable like the multiwii, it is a very good beginners board! But bear in mind, get the usbasp programmer. The new version of the kk2 firmware is a must upgrade for this board.
It is the pervading law of all things organic and inorganic,
Of all things physical and metaphysical,
Of all things human and all things super-human,
Of all true manifestations of the head,
Of the heart, of the soul,
That the life is recognizable in its expression,
That form ever follows function. This is the law.

lastRites

Don't cut costs with the flightcontroller. Make your own frame and save costs but a cheap fc will result in more damage to your quad=more costs. And buy tons of props ;D
It is the pervading law of all things organic and inorganic,
Of all things physical and metaphysical,
Of all things human and all things super-human,
Of all true manifestations of the head,
Of the heart, of the soul,
That the life is recognizable in its expression,
That form ever follows function. This is the law.

coolpratheesh


gregfpl

Hello from Poland :)

1st of all I'd like to thank mr.Dharmik for making a great tutorial on how to make your own multirotor UAV - great job!!!!!

I took the liberty and made some editing to the tutorial, added some new stuff and it all ended up as a nice guide in a .doc :D - Hope You don't mind :).
It would be cool if everyone could contribute and make the best tutorial ever :)

Here's the link:
https://docs.google.com/file/d/0B_43sXBfFG_ZZVpNVzY3eEZHelk/edit?usp=sharing

Ehhhh, Gdocs messed it up a bit :p

Ohhh, and sorry for the part with the polish description - I'll make an  update soon:)

Dharmik

If you have missed it, here is the new firmware v1.6 from KK. I flashed and flew my quad on last weekend and it flies great.
http://www.rcgroups.com/forums/showpost.php?p=25062618&postcount=13868

veloci

Airplanes may kill you, but they ain't likely to hurt you.
~~~Satchel Paige

$Andy

Sir i am beginner for this quadrotor or miltirotor copter project, so sir can u help me with this. I just want to know what parts are needed for making a quadcopter and where i can find them , cause I am a polytechnic student and want to make it for my major project for my third year . So please sir help me with this project.

satyagupta

You can find the parts from many LHS, Please search the forums about it.
one stop for multirotor needs:
www.quadkopters.com

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

utkarshg13

i need help in my quadrotor. using kk3.0 board. the quad is toppeling one side as soon as it lifts. some1 plz help me..
"If you were born with wings, do every thing you could, for flying."

joydeep ghosh

Dear Dharmik

I am a new guy in the forum... I was most impressed with your multirotor tutorial  {:)}...after reading the Part one where are the other parts of the tutorial? If you please let me know I will be grateful  :hatsoff:

hope to hear from you asap

regards

Joy

Dharmik

Hi Joy
Thank you for your encouraging words. I have composed 2nd part to the half way. I will complete the rest part and post it soon.

joydeep ghosh

Sure Dharmik

Though it has been quite a wait between the the part 1 and the part 2  :help: but definitely I hope its worth the waiting.

You are In Gujarat I am in delhi I hope we can meet sometime

regards  :hatsoff:

Joy

da.yogi

Hi Guys,

what i read and saw is very inspirational. I am amazed that you guys can build such fantastic units on your own.  My dreams of becoming a pilot were shattered when i developed weak eyesight early in school. This sounds like a fun way to get into the game..

Can anyone please tell me how much does making this cost? i am really interested in knowing and learning this art.

Thank you all and all the best!!!

ashish dharme

can we use high KV motors for High speed flying in QUAD

satyagupta

high kv motors with small diameter or lower kv with bigger props

so if your motor has 1200KV or more then 8 inch prop or less

If your motor has 1100kv or less then 9 inch prop or bigger.

I follow this funda:

Lower KV: (900 - 700) and bigger props (10-11) with higher pitch (3-5)
one stop for multirotor needs:
www.quadkopters.com

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

viraj1991

hello ppl .. i'm building my quad with following specs.
1)turnigy D2836 1100kv (with compression type prop adapters) {hobbyking}
2)25A Q brain ESC {hobbyking}
3)KK2.1 {hobbyking}
4)avionic rb6i 6ch rx and tx {rcbazaar}
5)1147 props / 1245 props (trying both) {hobbyking}
6)Aluminum frame either Hiller x550 {rcbazaar} or homemade
   if homemade, specs > shaft to shaft 700mm approx
7)battery 3s rhino 4900mah 20c {Hobbyking}
              4s wolfpack 2800mah 
below is the image of Ecalc dot ch data sheet .. please tell me if the flight time im getting is good or bad , below image is with respect to 3s lipo                    
   

satyagupta

one stop for multirotor needs:
www.quadkopters.com

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