Re: [Paparazzi-devel] Electrical connections in the airborne equipment.

[Felix Ruess]

Yes, I guess you would want to do that in a more sophisticated way.
But currently there is no extra yaw control and since we had the
rudder already connected it is probably better to mix it in a little
on the roll command than not using it at all.

Felix

On Tue, Jul 13, 2010 at 11:44 AM, Maik Höpfel <address@hidden> wrote:
> I always wonder about that. I can see why mixing it with the roll
> angle would be helpful (to prevent it to falling "into" the center of
> curve), but why mix it with ailerons? Shouldn't you use the rudder
> trough the entire duration of a curve?
>
> - Maik
>
> 2010/7/13 Felix Ruess <address@hidden>:
>> I mix the rudder in with the ailerons, probably helps but is not needed.
>>
>> Felix
>>
>> On Tue, Jul 13, 2010 at 10:56 AM, Maik Höpfel <address@hidden> wrote:
>>> We just left the rudder servo on our TwinStar disconnected because we were
>>> wary of high currents. I don't use the rudder while flying and neither does
>>> Paparazzi. Note that the rudder is also understood as a failsafe if the
>>> ailerons stop working, but it's not very hard to land a plane with only one
>>> aileron working too.
>>>
>>> Regards,
>>> Maik
>>>
>>> Am 13.07.2010 10:08 schrieb "Helge Walle" <address@hidden>:
>>>
>>> Thanks a lot for the useful advice Poine,
>>>
>>> Since everything is already installed I think I'll try the current setup on
>>> my TwinstarII where the TWOG powers the servos. I will alter the connections
>>> if I detect any of the problems described in this topic. I'll use a hight
>>> altitude for the first Auto flights. I am planning a new plane a little bit
>>> larger than the TwinstarII. On this I will power the servos separately from
>>> the BEC.
>>>
>>> About the ppm board. My understanding of it is as follows. The TWOG needs
>>> the complete pulse train for all servos in one input signal. To get this,
>>> I opened my first 35MHz reiceiver and connected to a point where the signal
>>> was not "demultiplexed" to each servo output. This is very well described in
>>> the wiki. On my new 2.4GHz receiver this not so easily done. I have
>>> therefore connected each servo output that is in use to the  inputs on the
>>> ppm board with short servo leads soldered directly to the board. The board
>>> then produces the pulse train I collected from the 35MHz receiver. I
>>> understand there are also some overlap issues between servo signals on the
>>> 2.4GHz receiver, but this is taken care of by the ppm board.
>>>
>>> Regards,
>>> Helge.
>>>
>>>
>>>
>>> 2010/7/13 antoine drouin <address@hidden>
>>>
>>>>
>>>> Hi Helge
>>>>
>>>> We know for experience that 4 micro servos on the twog supply, on a
>>>> not too fast...
>>>
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