where can i find a servo that responds to velocity input, rather than position? i'm going to use it in a gimbal that wont be used for piloting the aircraft, so i don't need/want the camera to return to center every time i let go of the stick. would a
Read more…I had an ESC (BP30ESC), but I don't have any RC receiver and transmitter. I wonder if anyone knows how to program an ESC without using receiver/transmitter?I have microprocesor that outputs PWM singles and controls servos. When I output a 100% duty c
Read more…Hi, I want to build a low cost, UAV with a digital camera hooked up to it which will take pictures in 10 second intervals and have GPS, Altitude hold, and waypoints. I need it to be done in 60 hours or less. If possible, I'd like to build it from a k
Read more…Hi AllI am very new to this but are working on a guidance system for a boat.While searching the net I found the MicroMega uM-FPU V3.1 math co processor. http://www.micromegacorp.com/other.htmlAt $20 USD it seems reasonably priced and well suited to G
Read more…Hi all,I am a professor of Physics at Wabash College I am helping a group of undergraduate Physics majors build a drone. However, none of them has any experience with working with RC airplanes, so we would like to try to build a simple GPS autonomous
Read more…Need a lightweight system in which a sensor is airborne for carrying out surveillance.The sensor should remain airborne for a minimum of 2 minutes at a minimum height of 30m and above to do imaging of a proportionate area below.Recognizable real time
Read more…Hi All,I'm working on a project in the states, and need to find a source for a OSD. I have seen several, but either they don't reply to email or waiting for FCC approval. I need a good unit in two weeks or less for this project.. Any sources ?cheers,
Read more…Hello,i am just starting with my first UAV-Foam-Flyer these days.Here is a idea i had:The FMA Co-Pilot seems to be a popular way of stabilizing pitch and roll axis.My idea is to use the sensor for aircraft pitch controll too.If i tilt the sensor by (
Read more…I know a similar question has been asked, but I tried doing what it said and i ended up gettin smoke from a resistor. luckily i didn't hook up the sensor to it. i tried using a voltage divider using the method athttp://hyperphysics.phy-astr.gsu.edu/h
Read more…My question would be how to determine EDF speed; say for instance taking off. I am trying to research it, and am having a hard time. Using Sparkfun 5DOF, EM-401 GPS, parallax propeller, and xbee pro. Thanks to all that can give me directions of this
Read more…Hello DIY Drones community. I am posting here in the hopes of interesting many of you in a project and soliciting expert advice.Our design firm has been asked to create a spectacular experience in a large indoor dome structure as a permanent installa
Read more…Does anyone know any module on the market that can measure the vertical speed? It is not nessecary for me to have absolute altitude measuring but only to know if the heli is going up or down and how fast. The sensor i m looking for must give measurem
Read more…hey all.i'm looking to buy a little battery powered camera that will take photos at regular intervals for an extended period of time.anyone know of any?I dont want to modify anything and am not too fussed on the quality of the picture.
Read more…HI all.Yes I realise that this is not quite a UAV (a UWV maybe?)I am amidst a project to design a guidance system for an unmanned boat.The boat must be able to maintain a accuracy of 50 metres of deviation over a straight run of 1500 m in the sea. Th
Read more…After i was dissapointed by FV-M8, i m thinking to buy EM-406 GPS module.Before bying it i m interested about it;s performace at very low speeds.I m aware that this module has a frequency update of 1Hz.Please if anyone had tested the performance of t
Read more…Hello everybody to this fine forum and sorry for my bad english.I have bought the above Sanav GPS module for my UAV quadrotor project, but i noticed that when i moved 5-10 meters horizontaly nothing changed at the lat/long/altitude indications. This
Read more…Hi everyone , i'm from italy and come from my rc heli and pc passion.i'm php ,javascript and much other codes developer. not c c++ and i have 2 electric helicopters. One 4ch fixed pitch and one 6ch 3d.lol and 2 picooz ;o)now i would try to update one
Read more…so i think i'm finally to the point where i can actually try to put together an imu. i'm using a parallax propeller to make it. i plan on using one of these guys to build it on. i'm looking for suggestions as to what sensors i should use to make a 6
Read more…Can anyone offer a definition or "official" or commonly recognized difference between an Amateur UAV and an RC Model?
Read more…I'm working on a small uav project.. I need a video down link system for FPV , I would prefer a system on 5.8 ghz possible 2.4 as a last resort, I'm flying on 72mhz and the payload is on 900 mhz at this time. I also need a video transmitting range of
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