Philip Fretwell
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Philip Fretwell's Discussions

Acceptable Spacing for Tranmitter PWM Values for Mode Settings

Started this discussion. Last reply by Philip Fretwell Aug 8, 2011. 3 Replies

I am worried that the pwm values of each mode on channel 5 may be too close together.  This may be the cause of my hexa getting its knickers in a twist when changing modes. The six values are 1081 -…Continue

Major Crash on 2.0.37 & 38

Started this discussion. Last reply by Olivier ADLER Aug 7, 2011. 17 Replies

Just had my third major crash in two weeks.  This time took out 4 props and my receiver .... I think that I at last understand the problem. I have been really keen to use RTL and up to and including…Continue

2nd Crash on 2.0.37

Started this discussion. Last reply by Chad Colt Jul 22, 2011. 12 Replies

I am testing 2.0.37 and although altitude hold on sonar and baro both seem much improved I am having issues with loiter and RTL. When switching in to loiter the hexa moves in increasingly larger…Continue

Camera Stabalization not enabled in 2.0.35 with Planner

Started Jul 14, 2011 0 Replies

Hi All - Just upgraded to 2.0.35 with APM and camera stabalization isn't enabled ... Also I can confirm that with initial flights on 2.0.35 the Altitude hold is now a little wierd with motors pumping…Continue

 

Philip Fretwell's Page

Latest Activity

Hafeedz replied to Philip Fretwell's discussion Quad goes to full throttle when selecting height hold or loiter (Love that phrase)
"Hello, I could not get the 6 modes, even after minor adjustment on OFFSET and MINOR values. What could possibly go wrong?"
Monday
Frank W Sailler replied to Philip Fretwell's discussion Quad goes to full throttle when selecting height hold or loiter (Love that phrase)
"Will this config work with a tricopter if not what would need changing the A9 or mission planner thanks in advance"
Mar 29
mohd fitri replied to Philip Fretwell's discussion Quad goes to full throttle when selecting height hold or loiter (Love that phrase)
"Thank John"
Jan 8
John Dell replied to Philip Fretwell's discussion Quad goes to full throttle when selecting height hold or loiter (Love that phrase)
"Here is the config file it uses the following switches on the left side of the TX.  Please check the Mission Planner config and configure the flight modes to your liking.  You will then need to edit the flight conditions in the TX if you…"
Jan 8
John Dell replied to Philip Fretwell's discussion Quad goes to full throttle when selecting height hold or loiter (Love that phrase)
"I will download my A9 configuration and send it to you later.  It has flight conditions built in so you can see the flight mode you are in on the transmitter.  I use 4 switches to get 6 modes.. 1 is setup to start a mission, 1 is RTL, the…"
Jan 8
mohd fitri replied to Philip Fretwell's discussion Quad goes to full throttle when selecting height hold or loiter (Love that phrase)
"Any more detail on the Aurora 9 flight mode setup ? the setup not very clear and a bit confusing"
Jan 7
Crispin replied to Philip Fretwell's discussion Fine Tuning Camera Stabalisation
"the arducopter gopro 2 axis mount works fine. you you need to dremmel some slots into the base plate though. as for the overcompensating, change the horn poisition or the ratio in theMP params to change tge rate. take a bit of fiddling but works…"
Apr 25, 2012
Joe Bourguignon replied to Philip Fretwell's discussion Fine Tuning Camera Stabalisation
"Ditto!  Philip, please detail what gimbal you got and how well it attaches to the 3DR, since I'm trying to mount a GoPro onto a 3DR too...  Thanks! -joe"
Apr 25, 2012
aspenlife replied to Philip Fretwell's discussion Fine Tuning Camera Stabalisation
"I'm looking at the ArduCopter 3DR quad setup and am interested in your GoPro setup, that will be my main, if not only video solution. I'm not going to purchase until I can be assured that mounting and minimizing the jello vibration effect…"
Apr 21, 2012
Grips replied to Philip Fretwell's discussion Channel 6 for in-flight tuning - HELP!!!
"Can anyone state the process of using Ch6 tuning without telemetry? My ch6 is a two mode switch, up and down. So everytime I click it up it raises the rate?"
Feb 11, 2012

Developer
Olivier ADLER replied to Philip Fretwell's discussion Quad goes to full throttle when selecting height hold or loiter (Love that phrase)
"  Same thing using a gyro channel. Flight mode displayed on the screen.   But you don't have to worry about mixer offset. Just program the right gyro sensitivity for each flight mode.   Gyro channel has been designed for this…"
Aug 29, 2011
Patrik Ekblad replied to Philip Fretwell's discussion Quad goes to full throttle when selecting height hold or loiter (Love that phrase)
"Don't see why using one gyro channel would be simpler than using one p.mixer. Never claimed it to be simple, Its clean. Their are some major advantages off this setup.Flight mode is displayed on the transmitter.Warning message when you turn on…"
Aug 29, 2011

Developer
Olivier ADLER replied to Philip Fretwell's discussion Quad goes to full throttle when selecting height hold or loiter (Love that phrase)
"  A mixer is not the simpler function to do this.   Just use a gyro channel and assign the right gyro value for each flight condition. Then use this gyro channel for mode change.    "
Aug 29, 2011
Patrik Ekblad replied to Philip Fretwell's discussion Quad goes to full throttle when selecting height hold or loiter (Love that phrase)
"Or on an Aurora 9 you can...   Step 1, Define channel 5 as Aux 1 channel switch NULL Step 2. Menu (FLT.COND) Assign Flight Cond 1.Normal (default) Stabilised (E,0)2.Simple (E,1)3.Alt Hold (E,2)4.Loiter (F,1)5.Auto (G,1)6.RTL (H,1) Assign to the…"
Aug 29, 2011
Philip Fretwell replied to srinath mallikarjunan's discussion Flipping tendency even during startup
"You probably don't wan to hear this but I am on my third IMU due to hard landings.   The on board sensors are far from immune to damage from a hard landing.   My damaged ones seemed to perform OK on the planner screen but they would…"
Aug 10, 2011
Philip Fretwell replied to srinath mallikarjunan's discussion Flipping tendency even during startup
"You could try calibrating them individually by connecting each one to channel 3 (throttle) on your receiver.   the problem I had was using Pulso ESCs which auto calibrated and would not allow me to override the auto function.   The only…"
Aug 10, 2011

Profile Information

About Me:
UK based bloke who can't stop playing with toys.
"Men don't grow up, their toys just get more expensive"
Tell us a bit about your UAV interest
I have been flying RC Helis for many years and recently bought a Gaui Quad. Nice little unit but I need more. Control, stability, size.
I have now built a Hexa version 3 .....
Hometown:
Sheffield - Yorkshire

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