Chirag Patel
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  • San Diego, CA
  • United States
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Chirag Patel's Discussions

FS: APM 2.5+ w/ Enclosure - Blown 3.3V regulator

Started this discussion. Last reply by Chirag Patel Apr 4. 1 Reply

All,I have an APM2.5+ w/ enclosure (allows vertical adaptors) that i would like to sell. I found out recently that my 3.3V regulator was blown and I do not want to attempt to open it up and fix this.…Continue

Cant Get Quad off the Ground

Started this discussion. Last reply by Crady von Pawlak Feb 22. 8 Replies

I am having some major problems and was hoping that someone can please help me determine what is wrong and give me more direction on what else to check. I have my quad setup setup with APM2.5 and…Continue

Min/Max Throttle PWM Values

Started Feb 22 0 Replies

I am setting up my Radio Calibration for my Ardu Copter 3.1.2.  What are the typical min/max operational PWM Throttle values that I should be set too?  My current min is 1054 and my max is 1891.I…Continue

ESC Calibration through APM

Started this discussion. Last reply by Sean Bau May 16. 4 Replies

I am updating my ArduCopter software to 3.1.2 on a APM 2.5 and am doing the ESC calibration for Afro 30A ESCs (they have SimonK update also)..  I have completed the radio calibration already.  I put…Continue

 

Chirag Patel's Page

Latest Activity

Dennis Megarry replied to Chirag Patel's discussion Bad Gyro Health Pre-Arm Check
"This sucks.. I'm getting the same thing.. It was working fine, had Firmware 2.74 on it and running MP 1.2.29.. Decided to upgrade to MP 1.3.6 and 3.0.3 today and now it says "bad gyro health"..  If oyu let it sit for an hour it…"
Jul 12
Masu replied to Chirag Patel's discussion Bad Gyro Health Pre-Arm Check
"Hey Arunabha, there is an image on this link http://diydrones.com/forum/topics/ac3-1-rc5-spi-speed-problem?id=705844%3ATopic%3A1457156&page=3 which shows you where the regulator is. If it still ok to fly with your board, I cant tell ya, but I…"
May 26
Max Patissier replied to Chirag Patel's discussion Bad Gyro Health Pre-Arm Check
"I had the same problem. I use now 3.0.1 - everything 100% OK "
May 26
Arunabha Bhattacharya replied to Chirag Patel's discussion Bad Gyro Health Pre-Arm Check
"I just installed AC 3.1.4 on my jDrones APM 2.5. Calibrated accelerometer and compass without any issues. But it shows the Bad gyro health on the HUD. I measured the I2C port, its giving out 4.4V. The HUD is working fine, it just shows the Error. I…"
May 26
Sean Bau replied to Chirag Patel's discussion ESC Calibration through APM
"Hi, How did you go with this problem? I am having exactly the same problem you described above and would be very grateful if you were able to share your eventual solution. "
May 16
Euan Ramsay replied to Chirag Patel's discussion Bad Gyro Health Pre-Arm Check
"Well, 3Dr have told me my unit (bought/replaced in July last year) is out of warranty. So no replacement there. Looks like I need to replace it, but 3DR's shipping is just ridiculous, so looks like I'll be going with a clone. Interesting…"
Apr 22
Masu replied to Chirag Patel's discussion Bad Gyro Health Pre-Arm Check
"@Euan Ramsay I solved my problem... One of the capacitor wasn't there anymore, I have no idea why but i replaced it with a 10nF capacitor..I'm guessing they're function is to damp the signal from the 3.3V regulator. So doesn't…"
Apr 22
Max Patissier replied to Chirag Patel's discussion Bad Gyro Health Pre-Arm Check
"you can find the version in the git-version.txt"
Apr 19
Euan Ramsay replied to Chirag Patel's discussion Bad Gyro Health Pre-Arm Check
"Where can I find the last 3.0.x version? I'm trying to trawl through http://firmware.diydrones.com/Copter/, but it's a bit of a nightmare to find the last stable 3.0.x release..."
Apr 19
Max Patissier replied to Chirag Patel's discussion Bad Gyro Health Pre-Arm Check
"Try firmware 3.0.x - mine is flying perfectly"
Apr 19
Euan Ramsay replied to Chirag Patel's discussion Bad Gyro Health Pre-Arm Check
"Rack me up as another Bad Gyro...Thing is, this APM worked fine when I put it in the drawer 6 months ago, and now I get the message. The additional issue is that my HUD in MP swims - rolling around in a "figure of 8", and the compass going…"
Apr 19
Masu replied to Chirag Patel's discussion Bad Gyro Health Pre-Arm Check
"Hi Chirag, i got since a two days the same proplem withe the 'bad gyro health', have u had a solotion on this? greetz masu"
Apr 17
Chirag Patel replied to Chirag Patel's discussion FS: APM 2.5+ w/ Enclosure - Blown 3.3V regulator
"Also have the Mediatek GPS module that I can include for $25.00. Chirag"
Apr 4
Chirag Patel posted a discussion

FS: APM 2.5+ w/ Enclosure - Blown 3.3V regulator

All,I have an APM2.5+ w/ enclosure (allows vertical adaptors) that i would like to sell. I found out recently that my 3.3V regulator was blown and I do not want to attempt to open it up and fix this. This was purchased directly from 3drobotics in Jan 2013. It has never flown higher than 1 foot above the ground.I plan on getting a APM 2.6 so wanted to help offset the cost by selling this APM.Asking $90.00.I am located in San Diego, CA.Please email me at chi.patel@gmail.com if…See More
Apr 4
Crady von Pawlak replied to Chirag Patel's discussion Cant Get Quad off the Ground
"=)))"
Feb 22
Chirag Patel replied to Chirag Patel's discussion Cant Get Quad off the Ground
"Crady,   Clearly what I thought was the correct way to install the props was backwards.  I thought the "R" was for counter-clockwise side.  I swapped the props and am getting thrust!!  Thank you SO much.  Time to…"
Feb 22

Profile Information

About Me:
Engineer at Defense Contractor
Please tell us a bit about your UAV interest
Design/build UAVs at home.
Hometown:
San Diego

Comment Wall (1 comment)

At 5:30pm on January 22, 2013, Goh DongLiang said…

I haven't found any yet. Do you know anyone who knows how it works?

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