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Thread: Altitude loss in a turn

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  1. #1
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    Altitude loss in a turn

    Rob,
    I have noticied I lose 100 ft or more while in a turn and once wings level altitude corrrects. Is this an adjustment for this?
    Alan

  2. #2
    The Static Lag adjsutment in the AP can make this worse, you might try lowering it.

    Increasing the EFIS ALT gain should also help, if it gets too high it will overshoot when moving to the altitude bug.
    Rob Hickman
    Advanced Flight Systems Inc.

  3. #3
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    Quote Originally Posted by Rob Hickman View Post
    The Static Lag adjsutment in the AP can make this worse, you might try lowering it.

    Increasing the EFIS ALT gain should also help, if it gets too high it will overshoot when moving to the altitude bug.
    Rob,
    ALT GAIN currently set to 5.0 Static Lag set to 2
    What numbers do you suggest?
    Alan

  4. #4
    Your only choice for the static lag is 0,1, or 2
    Rob Hickman
    Advanced Flight Systems Inc.

  5. #5
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    ok will try it.
    alan

  6. #6
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    Sequim WA US (WA59)
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    Alan, would appreciate knowing how this issue worked out for you. Thanks.
    Ron
    Murphy Rebel / Jabiru 3300A
    Dual AF-3400s (EF/EE+AOA)
    http://n254mr.com

  7. #7
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    Lucas,
    I will check. I had the autopilot upgraded to the advanced flight model a year or so ago.
    Bank angle seems to be about standard rate.
    Alan

  8. #8
    I have the same problem. Static Lag was 5, now set to 4, no change. No autotrim.

    Alan, were you able to resolve this??
    Highest Regards,

    Noah F
    RV-7A
    Rhode Island

  9. #9
    I have software version 2.53 in the AP in my RV-10 and the static log only goes to (0-4)

    1. What happens if you set it to 1, does it get better?

    2. Have you tried increasing the ALT gain in the EFIS ?

    3. Have you tried increasing the VERT Activity in the AP?
    Rob Hickman
    Advanced Flight Systems Inc.

  10. #10
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    rob,
    i have version 2.44
    what does 2.53 have different?
    why aren't we informed of new software updates for the AP?
    Alan

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