Cao Zhang
  • Male
  • Chongqing
  • China, mainland

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  • Yangbo Long

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Cao Zhang's Discussions

APM Heli V3.15 vs V2.73 _ The most we holp is :::

Started this discussion. Last reply by Yannick Aug 15, 2014. 1 Reply

My English is limited , So I get the picture ...I holp 2.73 add INS_MPU6K_FILTER is the best ...2.73 after a long time Loiter the angle will not change .(it is very good) .3.15 can not .…Continue

500 Heli ALT_HOLD success . I find the reason failure . ThankS development group .

Started this discussion. Last reply by Rob_Lefebvre Mar 17, 2014. 2 Replies

In last 3 weeks ,It failure on ALT_HOLD , But Now success :I find the reason failure : Important : The APM 3.1.2 IN3 (RC CH6)must near 1520uS ,so that it can ALT_HOLD success .I had adjusted the…Continue

Surprising the same 500Heli ALT_HOLD ok in 2.73 But failue in 3.1.2 Show Pictures&Photos & param file

Started this discussion. Last reply by Alexey Kozin Mar 11, 2014. 5 Replies

It is very surprising , The same 500Heli ,All no change But CH3 -- Esc connection .In 2.73 ALT_HOLD ok , But in 3.1.2 it Failue .param file here . Who can give me Help .ThankS .…Continue

Thanks 3.1.2 Heli Development Group ! -- But Altitude_HOLD not work , See My param file

Started this discussion. Last reply by Jason Day Apr 9, 2014. 8 Replies

First Very Thinks 3.1.2 Heli Development Group !My 500 Heli can flight more stable .But when I switch to ALT_HOLD mode , the 500 Heliflight 2 meters to 4 meters hight and any more…Continue


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About Me:
I am a Palyer of APM 2.5 ,I can du some CNC work .
Please tell us a bit about your UAV interest
I have installed the APM 2.5 on my 500 Hilecupter .
Chongqing China

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