I may be completely 'off the path' here so please shoot this down if it's not popular...
Growing up metricized (is it a word?) I relate to logics of percentages, tens, hundreds, etc and get put off by some values in the header file like:
"#define THROT
I've posted 2.6.1. It's a minor update but some people might find it very useful.
I had seen this charger recommended on these forums a while back so I ordered one. It charges fine with the exception of the balance mode. When I try to charge in balance mode I get "BATTERY VOL ERR CELL CONNECT" error. It does this with all my batte
Read more…Hi,
Currently working on the IMU bit the ArduPilot...
Today, I decided to upgrade the stock firmware of my ArduIMU V2 (Flat) board to 1.7. Looks to be that the code compiled well, then I was met with the following message...
Binary sketch size: 16824 by
Does anybody know if there is a schematic or any other technical documentation available for the ArduPilot Mega IMU shield?
Read more…I am part of a JPL team studying the upper atmosphere. Our plan is to take our test apparatus up in a helium balloon to 15 km and then, after it does its thing, we want to drop it in some kind of a UAV and have it return to us. The vehicle has to b
Read more…Hi all,
I soldered on the headers to connect the Ardupilot Mega to the Oil Pan IMU shield. (I'm still waiting for the 3x8 right angle headers...those aren't on yet) When I hook it up to my computer via USB, there is a loud, sort-of clicking sound. You can
Read more…What would realistic ranges be for air pressure measured by a differential sensor during flight ?
Hi all,
I've seen a bunch of Tricopter projects along with all the usual Quadcoptes. Can anybody explain what the advantages of a Tricopter are? I can see that it's one less motor/ESC, along with the weight that comes with that, but that's at the cost of req
Read more…Dear all,
I was using a 40 MHz T6EXP Futaba transmitter in PCM mode with the PCM Receiver of same frequency R13P 6 channel Futaba Receiver with 40 Mhz crystal. Just few days back i lost my receiver , and could not find the same av
If anyone has an extra (or 2 or 3), I would love to buy it (or them).
Regards,
Don
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Hi Guys
I am trying to get my head around theory in terms of design a complementary filter for a UAV. This is only very basic stuff to begin with. Could someone tell me whether my below statements are correct and if not offer any help?
My setup is a 3a
Does anyone know if the store is on vacation?
I placed a $700+ order on the 7th, paid with PayPal, and specified 2nd day air. I got the normal "thank you' email from the store. The end.
According to the store's web site, my order is still being "p
Read more…So i have seen that most of the military electric MAV has endurance of at least 40min-1hour! I was wondering if there was any secret to how they achieve this or is it as simple as adding a few more lipo batteries at the sacrifice of extra payload i
Read more…Hi,
I am trying to add in an error model into my simulation. I come across this term "seed" in many articles and i do not have much knowledge on it. While i understand that this is needed to generate random noise values but i wish to know how do i de
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