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Stability Problem:Quad Tilting to one side

Started May 26, 2011 0 Replies 0 Likes

i have calibrated sensors esc etc. still when throttling up quad is tilting to one side. already corrected artificial horizon to default. please help.check this photo[url]…Continue

Tags: problems, angle, tilt, stability, quadcopter

Need an alternative powersupply for quadcopter..!!

Started this discussion. Last reply by SANJU.R.S May 21, 2011. 4 Replies 0 Likes

How to control four motor using RC?

Started this discussion. Last reply by Sebastian Boehm Apr 13, 2010. 7 Replies 0 Likes

We are using AT89C2051 for generating PWM for each motor and alreadycontrolled speed of each motor by varying duty cycle using a pushbutton.Still we are unable to control four motors using RC.…Continue

How to control four motor using RC?

Started this discussion. Last reply by SANJU.R.S Apr 7, 2010. 3 Replies 0 Likes

How to control four motor using RC?We are using AT89C2051 for generating PWM for each motor and already controlled speed of each motor by varying duty cycle using a push button.Still we are unable to…Continue

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Stability Problem:Quad Tilting to one side

i have calibrated sensors esc etc. still when throttling up quad is tilting to one side. already corrected artificial horizon to default. please help.check this photo[url]http://www.facebook.com/photo.php?fbid=157703747630232&set=a.145796812154259.31701.132821386785135&type=1&ref=nf[/url]See More

Discussion posted by SANJU.R.S May 26, 2011

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SANJU.R.S replied to SANJU.R.S's discussion 'Need an alternative powersupply for quadcopter..!!'

thanks..

May 21, 2011

Greg Fletcher replied to SANJU.R.S's discussion 'Need an alternative powersupply for quadcopter..!!'

A 3 cell lipo can be close to 12 V fresh after a charge. A lead-acid can be ~ 13 V after charge if its a good one. Lead bat can safely operate at less than 12 V. Just don't use a freshly charged bat. A motorcycle battery would probably work…

May 21, 2011

SANJU.R.S replied to SANJU.R.S's discussion 'Need an alternative powersupply for quadcopter..!!'

Voltage Range of ESC is 6V-12V. I'm using 3 cell lipo (http://www.atbatt.com/product/21788.asp). Need any protection circuit or ESC settings for Lead-Acid battery?

May 21, 2011

Greg Fletcher replied to SANJU.R.S's discussion 'Need an alternative powersupply for quadcopter..!!'

Car battery would work just fine as long as it's 12V.

May 21, 2011

Need an alternative powersupply for quadcopter..!!

I need a power supply for my quadcopter because the lipo I used in the copter get damaged yesterday. Now I'm unable to purchase a new lipo. Next week I'll have an indoor demonstration of this quadcopter. Wired power supply is enough for this. So I urgently need a power supply w/ extension cord.I have a 12V power supply but it is only rated for up to 3A. Based on the specs of the motors (…See More

Discussion posted by SANJU.R.S May 20, 2011

4 Comments 0 Likes

Sebastian Boehm replied to SANJU.R.S's discussion 'How to control four motor using RC?'

can you describe the problem a little but more in detail ? to control 4 motors usinf and rc radio you can just connect 4 motor controllers to 4 rc channels and setup some mixers in your radio. But if you want to fly a quadrocopter, that won't…

Apr 13, 2010

SANJU.R.S replied to SANJU.R.S's discussion 'How to control four motor using RC?'

Please publish your email address.....will send through email......

Apr 7, 2010

shanmuga replied to SANJU.R.S's discussion 'How to control four motor using RC?'

you should use a wireless transmitter and reciever for rc network we used ism module for wireless transmission. please sent the program used for pwm in 89c51

Apr 7, 2010

Morli replied to SANJU.R.S's discussion 'How to control four motor using RC?'

Sanju, We do like to help you or any on else but like i suggested earlier , your question does not make sense to me/us, a incomplete question as well as posting twice will not get any help for sure. we are more into autopilot and not into quad…

Mar 12, 2010

mook replied to SANJU.R.S's discussion 'How to control four motor using RC?'

I really don't understand your question

Mar 12, 2010

SANJU.R.S replied to SANJU.R.S's discussion 'How to control four motor using RC?'

Plz reply to my question, if u know the solution.....

Mar 12, 2010

Chris Anderson replied to SANJU.R.S's discussion 'How to control four motor using RC?'

That's just disrespectful of people's time and attention here. Please don't do it again.

Mar 12, 2010

SANJU.R.S replied to SANJU.R.S's discussion 'How to control four motor using RC?'

Need it urgently......so i'm forced to post in two different section......plz help me!

Mar 12, 2010

Chris Anderson replied to SANJU.R.S's discussion 'How to control four motor using RC?'

Why have you posted this twice?

Mar 11, 2010

Discussions posted by SANJU.R.S Mar 11, 2010

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About Me:: Quadcopter enthusiast, Web developer

Tell us a bit about your UAV interest: HoverBot:

HoverBot is an aerial robot which uses four rotor heads and four electric motors (so called Quadcopter), making it whisper-quiet, easy-to-deploy, and even suitable for indoor applications. Special applications for the HoverBot are inspection and surveillance tasks in nuclear power plants and waste storage facilities.

For more details: www.flyingrobot.co.in