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Bryan Cuervo
  • Male
  • Ooltewah, TN
  • United States
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Wow! Now Gary is a British Agent. I always knew there was something sneaky about him. The proof is in the results. Do a quick search and you will find many, MANY success stories with Dean's AttoPilot. Not just success stories but the log files, Goog…
February 28
Hi Bryan , I am having trouble with setting up UDB in my wing.. Can you please shed some light ,,THe details are below.. I have setup UDB on my new platform (Wing)..It’s a 36” tail less foam wing. I am facing below issue. Anyone who has already vent…
February 10
Cool! Thanks UFO_MAN.
December 18, 2009
Hi, I have posted my PWM "code" and the "schematic" for a wire cutter PWM controller i banged together under my blog in case anyone is interested in duplicating it. Basically its an Arduino with a FET. The FET is controlled by a PWM output. It will…
December 18, 2009
I work for a small, high tech, R&D company that develops mainly USV's. You got me on the power I use. I've never measured it, but go by how easily the wire cuts through a scrap piece of foam. That way, it's independent of wire length, wire gauge and…
December 17, 2009
Bryan, back to the hot-wire, what voltage/current are you running for a 30 inch wing panel?
December 17, 2009
No problem. What is your day job, if I may ask?
December 17, 2009
Andy, We may end up using my blended wing design for a work project so I'd rather not give out CAD models or drawings. I will post pictures though when I make more progress. Let me know how your fuselage construction technique works out.
December 17, 2009
More great tips. I might try hot wiring yet... I use SolidWorks as well, and have been trying to get used to Alibre as a lower cost alternative, along with the CAM software. Are you interested in sharing any of your SW models so I can leverage them…
December 17, 2009
Andy, I wish I had access to a CNC machine but all I have is the old school hot wire bow and variometer. I prefer 18 gauge stainless steel fishing leader to nichrome wire and I use either plastic laminate or 1mm thick Aluminum for templates. I would…
December 16, 2009
Thanks for all the great feedback Bryan. I'm rethinking the battery location - it should probably be in front from a impact point of view too. That way, when I it crashes, the battery doesn't take out all the electronics. I'm also planning on an EPP…
December 15, 2009
Hi Andy, I used the pink, Owens Corning, extruded foam I picked up from Home Depot, hot wired the MH60 airfoil and vacuum bagged one and a half layers of 6 oz standard weave fiberglass with WEST system epoxy. I don't have spars. I just let the wing…
December 15, 2009
Bryan, I'm ready to move forward with my wing/uav and your project is basically a perfect match to what I've been envisioning. For the benefit of myself and others who might be inspired by your design (or Jaron's, or Curt's...) I'd like to share my…
December 14, 2009
This is fantastic! I'm humbled to have been a (small) part of such a professional, dedicated team. Bryan
December 11, 2009
Graham, I've not been able to get an accurate altidude hold yet but I guess it depends on how you define "accurate". A few plots on the referenced blog show the altitude vs time but I really need to tweek the variables more. I'm also flying a fast p…
November 24, 2009
I'm looking for a more 'pro' type UAV system and have seen a UDB equipped plane fly by Greg (Belli Button) and was very impressed. Your GPS tracks look good with relatively straight lines which is what I need, is the altitude hold pretty accurate to…
November 24, 2009

Profile Information

About Me:
Mechanical Engineer with a life long passion for RC aircraft and aerodynamics. Private glider pilot.

Bryan Cuervo's Blog

Bryan Cuervo

Pushing the UAV DevBoard to the limits


Tailless & Wingletless from Bryan Cuervo on Vimeo.


In one more attempt to test the abilities and push the limits of Bill's UAV DevBoard, I removed the winglets from my tailless design so now there are no horizontal or vertical stabilizers.
The video is in three segments; the first showing manual flight with stabilization disengaged. You can see the difficu… Continue

Posted on November 18, 2009 at 5:06pm — 9 Comments

Bryan Cuervo

The UAV DevBoard and latest firmware in action

Showing off Bill and Ben's excellent firmware in the UAV DevBoard----
The compete story is here.

Complete Waypoint Circuit from Bryan Cuervo on Vimeo.

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Posted on November 7, 2009 at 2:44am — 10 Comments

Bryan Cuervo

Flight tests with the UAV DevBoard

After my last UAV project went up in flames (literally!) I’ve shifted gears and designed a dedicated autopilot (AP) test vehicle. She is a tailless plane with removable wings for transportation and has plenty of room in the fuselage with easy access.



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Posted on October 4, 2009 at 4:00pm — 116 Comments

Bryan Cuervo

Flight Tests With the EG 2.2

I’ve started flight tests with the latest Ardupilot code and hardware and will post my findings in this blog post. Info on my plane and set up can be found HERE. I’ve found the EG 2.2 has similar flight characteristics to the original EasyGlider including the same “reverse roll” and “reverse pitch” settings in the code so these results should help anyone flying the stock glider.
A few notes on what I have… Continue

Posted on July 14, 2009 at 4:02am — 31 Comments

Bryan Cuervo

Ardupilot Success Stories

At this point, the only way to get my plane flying with Ardupilot is to buy a different FTDI cable which may or may not work with my setup(I don’t have the programming skills to bypass the configuration utility and add waypoints directly into the code). I’m running Windows Vista on my laptop and have the latest Ardupilot board with the shield kit as shown below. I’ve also installed the latest code, configuration utility and the newest version of the Arduino IDE.
Before I invest any more money in… Continue

Posted on June 30, 2009 at 6:30pm — 11 Comments

Comment Wall (5 comments)

At 6:05am on May 13, 2009, Max said…
Hi, nah ive given up for the moment, when I get some time ill throw it up and just see what happens... ill let you know the results :)
At 1:15pm on July 6, 2009, Jerry LeDrew said…
Hi Bryan....
The change work fine for me as well on a HP Desk-Top running XP- Sp3 .....

De Jerry ( VO1ET )
At 8:25pm on August 1, 2009, David Low said…
Hi Bryan,

The official released 2.2.3 doesn't work for me too.
And currently I am using the "I_Can_Fly" version uploaded by Jordi.
I make no changes on the source code except the "easystar.h" to change the gps protocol to EM406 and invert my roll and pitch

Cheers~
At 11:26am on October 9, 2009, hiflyer said…
just curious which airfoil you used for building your plane. Looks great, and its sound like it flies great too.
At 10:08am on November 10, 2009, Jesse Cho said…
Hi Bryan,

I'm a student doing some research for UAVs at Berkeley and I was wondering what type of material you used and how does your removable wings work... It would be great if you can let me know how.

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