Bhargav Gajjar
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  • Cambridge, MA
  • United States
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Bhargav Gajjar's Discussions

lightest quadrotor

Started this discussion. Last reply by Stephen Carlson Oct 7, 2011. 1 Reply

I am looking for < 300 g quadrotor Any suggestions for a RTF or ARF models ? thanks....Continue

Looking for a non line of sight camera system for RC controlled aircraft

Started this discussion. Last reply by Steve Aug 26, 2010. 2 Replies

http://www.youtube.com/watch?v=tgWIdpegfucAny idea what hardware this guy is using ? Its truly non line of sight flying thanksContinue

Brushed motor control using AR6400 Receiver

Started this discussion. Last reply by Dave Malcolm Nov 29, 2011. 2 Replies

Has anyone tried a Brushed motor using AR6400 ? I am unable to reverse the motor is that a known issue ? I would like to move the brushed motor in forward and reverse. ThanksContinue

Tags: Spektrum, AR6400

Looking for connector for ar6400 receiver

Started May 28, 2010 0 Replies

I am looking for tiny connector for ar6400 receiver from spektrum

 

Bhargav Gajjar's Page

Latest Activity

Dave Malcolm replied to Bhargav Gajjar's discussion Brushed motor control using AR6400 Receiver
"I cant see a problem PROVIDED the ESC has provision for a forward & reverse setting ( which many ESC's dont ). Regards, Dave"
Nov 29, 2011
Stephen Carlson replied to Bhargav Gajjar's discussion lightest quadrotor
"Bhargav,   Check out the this post, try contacting these guys: Mr. Lifter Thread at RcGroups ....... VII Mr. Lifter - Smallest Copter, lightest weight including battery. 1) JaggerMD's cool little quad 138 g 2) Tretch5000's Depron…"
Oct 7, 2011
Bhargav Gajjar posted a discussion

lightest quadrotor

I am looking for < 300 g quadrotor Any suggestions for a RTF or ARF models ? thanks....See More
Oct 6, 2011
Steve replied to Bhargav Gajjar's discussion Looking for a non line of sight camera system for RC controlled aircraft
"Gabriel has some pretty impressive videos! I don't think he is using a normal setup but is following in a car when he goes through the tunnels and in between buildings which gives the allusion that it is not line-of-site. Even when he's…"
Aug 26, 2010

Moderator
Sgt Ric replied to Bhargav Gajjar's discussion Looking for a non line of sight camera system for RC controlled aircraft
"I hope you are not looking to emulate Gabriel's flying. He has been a black sopt on the world of FPV for a few years now. His flights are spectacular and breathtaking, but incredibly dangerous and in almost the whole world they would be…"
Jul 26, 2010
Bhargav Gajjar posted a discussion

Looking for a non line of sight camera system for RC controlled aircraft

http://www.youtube.com/watch?v=tgWIdpegfucAny idea what hardware this guy is using ? Its truly non line of sight flying thanksSee More
Jul 26, 2010
Bhargav Gajjar left a comment for Bhargav Gajjar
"I did not yet, but I found several interesting designs through this thread and my own research. Yet no one has been able to make a real generic bird like fuselage. I am also interested in generic hawk like wings that are very realistic and…"
Jul 22, 2010

Moderator
Wayne Dancer replied to Bhargav Gajjar's discussion Looking for a Bird like RC plane
Jul 9, 2010
Dave Buckley replied to Bhargav Gajjar's discussion Looking for a Bird like RC plane
"I found this on Youtube. http://www.youtube.com/watch?v=-w0AKEc68XA A little Googling should find the guy who made it or the plans, but it looks like an EPP kit."
Jun 30, 2010
Morli replied to Bhargav Gajjar's discussion Looking for a Bird like RC plane
"check this one. Check in you tube for key word like falcon , hawk or bird Rc or ornithoper. . I have seen it just can't find it right now. This was so realistic that I had to watch it few times to believe it. When you see it , you know you have…"
Jun 21, 2010
Bhargav Gajjar replied to Bhargav Gajjar's discussion Looking for a Bird like RC plane
"Cool thanks I will contact them."
Jun 21, 2010

Moderator
Ken replied to Bhargav Gajjar's discussion Brushed motor control using AR6400 Receiver
"The AR6400 is advertised as an aircraft micro receiver & motor controller. With a couple of exceptions, the reversing of aircraft engines (in flight) is considered a Bad Thing (tm). If you want forward/reverse motor control, you need to get an…"
Jun 2, 2010
Bhargav Gajjar posted a discussion

Brushed motor control using AR6400 Receiver

Has anyone tried a Brushed motor using AR6400 ? I am unable to reverse the motor is that a known issue ? I would like to move the brushed motor in forward and reverse. ThanksSee More
Jun 2, 2010
Bhargav Gajjar posted a discussion

Looking for connector for ar6400 receiver

I am looking for tiny connector for ar6400 receiver from spektrum
May 28, 2010
Morli replied to Bhargav Gajjar's discussion Looking for a Bird like RC plane
"You can try searching here , there was post of flapping wing bird look alike while back( with auto pilot) , you need to see that to believe it. I am trying to remember the name and link , will post if I find it. It is there some where. there was…"
May 21, 2010
Bhargav Gajjar replied to Bhargav Gajjar's discussion Looking for a Bird like RC plane
"Thats a pretty decent idea. I went to the Harvard Museum of Comparative Zoology and they have lots of bird books, I suppose I could scan the side view and wings but its going to be difficult. I can also try to take picture of real stuffed bird and…"
May 21, 2010

Profile Information

About Me:
Robotics and Aerospace Engineer
Tell us a bit about your UAV interest
space-robotics.com
Hometown:
Vadodara, India

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Comment Wall (9 comments)

At 11:33am on September 9, 2009, Bhargav Gajjar said…
Interested in Agile Robotic Flight
At 7:32pm on March 1, 2010, Morli said…
hydrogen power , solar power may be...
At 8:24pm on March 1, 2010, Bhargav Gajjar said…
solar is definately ambient but not useful for Night Ops
At 9:08pm on March 1, 2010, Morli said…
that's where battery comes into play , you can't live with them and you can't live without them either :)
At 9:10pm on March 1, 2010, Bhargav Gajjar said…
Battery (LiPo) is very poor to increase endurance of existing MAV's from few hours to days and probably weeks we need several orders of magnitude better performance. I am looking for a advanced solution
At 9:15pm on March 1, 2010, Morli said…
well then, either checking with Mil should help or Ted McGeer can since he was first of fews who sucessfully flew a 26 hour mission with 1.5 g of fuel !!! I am not sure but I bet non in Diy community would know any better solu...
At 4:49am on March 2, 2010, Morli said…
The current vtol one? Nope ,it is under wraps from what I can see in web , Flight news had a basic drawing and some writeups. All the info I could find is posted in this post.
http://diydrones.com/profiles/blogs/vtol-drone-autolanding-and
His other stuff is in their respective websites like instiu and AAI
At 5:56am on April 18, 2010, Morli said…
Bhargav, if my memory serves right , Ted is guy who's UAV crossed Atlantic in single fueling first, link is somewhere
At 9:58am on July 22, 2010, Bhargav Gajjar said…
I did not yet, but I found several interesting designs through this thread and my own research. Yet no one has been able to make a real generic bird like fuselage. I am also interested in generic hawk like wings that are very realistic and aeroelastic. thanks.

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