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Ublox GS407

I am wondering if anyone has confirmed accounts of acquiring a GPS fix actually indoors with this module? Any sort of feedback about this module would also be greatly appreciated.

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Complementary Filter Set-Up

Hey Guys
My name is Joel i am new to this site. I am trying to write my owncomplementary filter and I am struggling to understand how exactly youare supposed to put it together.
Does any one know or have a website (or anything) that can help me write t

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Turnigy 9X 9Ch Transmitter

Hi all

 

Since my transmitter finally gave up the ghost today I have been reading through some webpages and have found this really cheap transmitter. It was also mentioned in another post on the site and what I was wondering is if anyone has had any de

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New to Drones and Arduino

Hey I'm new to the forums and new to the arduino.


I want to someday build an actual working flyable "smart" (helicopter) drone.

Since I don't have a lot of money for trial and error, or enough of the knowledge to get it right the first time, I must say

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Most efficient easystar motor?

Hey guys, I'm trying to decide what motor to purchase for my new easystar. At first I was thinking outrunner because they are generally cheaper and lighter weight. However, I want to have the most efficient setup possible to extend flight time as muc

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My new AHRS!

Hey everyone.  I'm just finishing up a new AHRS design (see picture below).  The sensors it uses are almost exactly equivalent to the Razor from Sparkfun, but I added a nice 3.3V regulator and a STM32 processor running at 72 Mhz.  The faster processo

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FAA Regulations for UAVs

The FAA website is very difficult to navigate, even for someone experienced in legal research. Does anyone know where the definitions for UAVs are?

 

Ex: I want to put a camera on an ArduPilot plane and take pictures. Is it possible to build within bo

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Thermopile code

Hi, I was just reading through the code, and cant seem to understand the following part in the sensor tab/section



long x_axis(void)// roll
{
return ((analog1 - 511l) * 9000l) / ir_max;
}

long y_axis(void)// pitch
{
return ((analog0 - 511l) * 9000l) / ir_max

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Noisy Gyro Readings

Here goes my first discussion.
I am pretty new to this forum and this hobby so i'll be bugging most of you for a long time ;)
Right now I am trying to understand ( and make ) codes for Kalman Filter and DCM. As of now I don't have any hardware (I plan

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Kahlman Questions...

There is so much about Kalman filters in the past and how much better they are at reducing noise in a system. I have seen some basic equations but not having studied math in quite some time was a hindrance to understanding what I am looking at. Does

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building a quadrotor

HiIm a student in SA and im building a quadrotor for a project.. This one should just be able to hover by its own. So far I have my rotors running and I'm using a PIC18F4431 as the main controller.My problem is this, I have ordered a 3 axis accelerom

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UBlox Not picking up satellites

Hi,
I'm having a lot of trouble with my second Ublox. Very similar to the first one i had.
I've hooked up everything correctly...the module worked flawlessy for 1 week, and then mysteriously stopped, just like the first one.
So..the issue is, that the U

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