and How would someone define "Many" other people, two, four, hundreds, thousands, hundred thousand--- This whole conversation is pure speculation--- but it makes for good reading![]()
Glad you enjoyed reading it. Will do again
and How would someone define "Many" other people, two, four, hundreds, thousands, hundred thousand--- This whole conversation is pure speculation--- but it makes for good reading![]()
Im saying that a preflight on a real aircraft is performed prior to the initial flight of the day. The checklist is pretty long. In a UH60 it is estimated to take an hour+. After the initial flight the checklist prior to subsequent flights is only estimated to take 5 minutes. In commercial aircraft.. a 777 as an example... take over an hour for 5 people. The check prior to subsequent takeoffs is only a few minutes. ALL preflights include a check that sufficient fuel is present for the flight planned. NOT that the tanks are full.
Do not use auto take off. I have heard of many stories about their p3 acting weird and most of them start with I used auto take off. Just my opinion.I would like to know how to avoid this issue from happening. Any tips
That is NOT what DJI is implying in the book. It would be absolutely stupid to tell us something like that. And LiPo batteries have no history of issues flying not fully charged.Unless the manufacturer specifies that the tanks have to be full-- which in this case DJI specifies or recommends that the batteries be charged fully. This is a no brainer for any rc aircraft that depends on lipo battery power for the fuel source as any experienced rc modeler will tell you.
I never use anything other than Auto Take off and never had any problems with this.Do not use auto take off. I have heard of many stories about their p3 acting weird and most of them start with I used auto take off. Just my opinion.
You're one of the insane lucky tens of thousands!! You might want to run and buy lottery tickets... NOW!!I never use anything other than Auto Take off and never had any problems with this.
All batteries will recover slightly after taking them off load. This is normal battery behavior.Make this test :
- Take off with a 100% battery and drain it till 60%
- Note the 4 cells voltage
- Let the battery off for 30 minutes
- Then power on the quad and check the cell voltage : it is now higher !
I'm not an expert at all but this indicates the battery has not the same behavior.
I prefer to be safe than sorry so if I have to land after only a few minutes of flight and want to takeoff again, I put my second fresh battery (They are always charged just before flying)
Maybe not with other makes and models. Are all other aircraft were referring to here loaded with tech like the phantom 3? Just a question. I think there are more factors here that need to be considered. Most of us with experience in rc hobbies have not owned such a high tech device that flew before. My bet is we had airlons and rudders to move and that was it.That is NOT what DJI is implying in the book. It would be absolutely stupid to tell us something like that. And LiPo batteries have no history of issues flying not fully charged.
True.. to a degree. There is no documentation anywhere, on any drone on the market, much less any other flying hobbyist product that flies, that states not to fly multiple flights on a single charge. Not in any wording!Maybe not with other makes and models. Are all other aircraft were referring to here loaded with tech like the phantom 3? Just a question. I think there are more factors here that need to be considered. Most of us with experience in rc hobbies have not owned such a high tech device that flew before. My bet is we had airlons and rudders to move and that was it.
Could you please upload the .DAT file for this flight to flylog.info I'd be interested to see if the accelerometer data shows anything. It might if the cause was a bird strike. If you let me know the name of the file then I could arrange to catch it and take a look.Mine crashed last week at 75% battery 39 seconds into the flight came down from 160 feet.
That's good. It may just be a coincidence but for me I've heard way too many similar stories so I will never use the auto takeoff. Plus its just as easy to push up on the stick as it is to push the auto takeoff button.I never use anything other than Auto Take off and never had any problems with this.
Battery failure -- may have be caused by battery not being seated all the way and locked. Happened to me except I was low altitude and was able to get it on the ground -- a 1 mm separation in the small pins contacting the battery will result in total power failure to the motors. Several posts on the forum regarding this issue. Unfortunately, some of the batteries are hard to push all the way in without extra effort. Maybe that was your issue. You should be able to tell from the flight data when you download it.
The problem is with new pilots that want to take off all gentle and wind up scared and slam back to the ground. Or lift up barely and VPS cant stabilize fast enough so they go a bit out of control. Personally, I think Auto Takeoff is there for an example for new pilots. There is no proof that it leads to drifting of out of control flight. Only unverifiable coincidence.That's good. It may just be a coincidence but for me I've heard way too many similar stories so I will never use the auto takeoff. Plus its just as easy to push up on the stick as it is to push the auto takeoff button.
Another takeoff with a battery not fully charged and... another crash !
I would never takeoff with less than 90% power. If I have to land after a few seconds or minutes (assuming I started with a fully charged battery) I put a fresh battery before taking off again.
It is so simple : start with fully charged battery (as instructed in the manual)
What about landing without turning the drone off? Simply touching the ground make the battery unstable? I'm not positioned one way or another in this nonsense argument. I just want to know what is safe.This happened to me. I had 208 flights with no issues and always took off with a 100% battery. The only time I took off with a 44% battery I had a crash about 1 minute after. I'll never do that again.
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