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Please tell us a bit about your UAV interest

High altitude 


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Usa


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alex jack posted a discussion
Hello, everyone, I have a question fo those that have build their own platform from scratch, given a set altitude that I want to mainly fly in with a given power system. How do I find which airfoil would work best for the altitude I want to fly in…
Jun 4, 2020
alex jack updated their profile
Jun 4, 2020
alex jack posted a discussion
Hello everyone, i own a assault reaper 500 and for some reason the controller went dead on me and i know you can buy a replacement but before i do i was just wondering if there are any other flight controller that have variable pitch ability?
Sep 22, 2016
alex jack posted a discussion
does any one know what is the price for the Piccolo UAV system 
May 21, 2012
alex jack commented on Pan zhigang's blog post STA3X UAV Flight Control System
"what the price for one of this system"
Jan 7, 2012
alex jack commented on Chris Anderson's blog post PhoneDrone Android interface board now available
"well they ever make a tutorials to explain how to use it or codes "
Dec 19, 2011
alex jack commented on Jordi Muñoz's blog post Please welcome ArduPilotMega 2.0!
" jordi have you thought about adding a barometer to the board "
Dec 12, 2011
alex jack commented on Chris Anderson's blog post PhoneDrone Android interface board now available
"when well a demo video of this product come out "
Dec 10, 2011
alex jack posted a discussion
Is there any software that you can upload to a laptop and content the an arduino and then the arduino to all the rc components and have a fully functional uav 
Dec 7, 2011
alex jack posted a discussion
does any one know a company or some one that can design me a custom arduino board I would build it my self if i had the skill  
Nov 26, 2011
alex jack commented on Chris Anderson's blog post A newbie's guide to UAVs
"what are the dimension of Full ArduPilot Mega kit"
Nov 24, 2011
alex jack posted a discussion
i am building my first QuadCopter and i am having a hard time picking the motor to use either the Turnigy 4240 Brushless Motor 1300kv or the Turnigy 4250 Brushless Motor 1000kv i know both have a max thrust of about 2400g. Can any one tell me wish…
Nov 12, 2011
alex jack posted a discussion
IS there any other motor that is equal to the GH2820-06 Outrunner Brushless Motor or better but is as efficient and use the same power as the  GH2820-06 Outrunner Brushless Motor but is cheaper 
Nov 5, 2011
alex jack replied to alex jack's discussion how to calculate lift power of a turbine
"if the JetCat P200-SX Turbine  so bad would you recommend the  Behotec B300F from http://www.altecare.com/behotec300.htm"
Oct 10, 2011
alex jack replied to alex jack's discussion how to calculate lift power of a turbine
"ok if turbine are that hard to control would you recommend rotary engine for this type of project.
i have herd that the best power to weight ratio engine are rotary engine, just look at the Sikorsky Cypher made by Sikorsky Aircraft it has just 53 hp…"
Oct 9, 2011
alex jack replied to alex jack's discussion how to calculate lift power of a turbine
"what turbine/turbine cnc plans would you recommend for lift 200 lb of cargo. it does not jave to be 1 turbine it can be multi turbine but all together well make 200lb of life power. Also when i say lift i mean vertically lift 200lb"
Oct 6, 2011
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