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Aviation > Learning to fly > Re: Is the 757 ...
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Re: Is the 757 fly by wire?

by Bertie the Bunyip <BtB@[EMAIL PROTECTED] > Oct 3, 2008 at 06:13 PM

FriarTuck <none@[EMAIL PROTECTED]
> wrote in news:22tFk.57446$yU7.27275
@[EMAIL PROTECTED]
> On Fri, 03 Oct 2008 16:30:36 +0000, Bertie the Bunyip wrote:
> 
>> parris_k@[EMAIL PROTECTED]
 wrote in news:e3141775-8cda-4759-bca5-85e8e24177d0
>> @[EMAIL PROTECTED]
>> 
>>> On 3 Okt, 16:58, Bertie the Bunyip <T...@[EMAIL PROTECTED]
> wrote:
>>>> parri...@[EMAIL PROTECTED]
 wrote in news:32b34de4-626c-4207-8fdb-
317988a61ee4
>>>> @[EMAIL PROTECTED]
>>>>
>>>> > 1) Yes.
>>>> > 2) Of course, That's how Cheney managed to remotely pilot one 
into
>>>> > the Pentagon.
>>>> > 3) No. The only FBW Boeing is the 777, the 757 uses conventional
>>>> > cables and hydraulics.
>>>>
>>>> > Votes please...
>>>>
>>>> No
>>>>
>>>> Bertie
>>> 
>>> No, you refuse to vote or no the 757 is not FBW?
>>> 
>>> 
>> It's not FBW
>> 
>> 
>> Bertie
> 
> if the throttle control goes through an ecu (probably a plc) isn't it 
at 
> least partially fly by wire?


Nope. 

> 
> as there is no cable involved (since WWII probably when still thick 
wire 
> controls) and its all electro mechanical/hydraulic isn't it fly by 
wire?


There is a cable, or else it would be FBW and I would have said so. 

Keep up. 

> 
> as the FMCS is fully capable of flying the plane is it not fly by wire 
> during the duration of FMCS control?
> 
> I mean in the broader sense of the phrase.


No, read my lips. 



> 
> obviously there seems parrallel control on the 757 rather than on 
airbus 
> which is full fly by wire as joystick goes to FMCS but on 757 it has 
> both, and the FMCS unless turned off is always doing a bit of fly by 
> wire....


It isn't parralell control. It's is a conventional mechanicla hydraulic 
control system with a relatively sophisticated autopilot that flies the 
airplane through that system, period. 



Bertie
>
 




 1 Posts in Topic:
Re: Is the 757 fly by wire?
Bertie the Bunyip <BtB  2008-10-03 18:13:58 

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tan12V112 Fri Nov 21 5:32:50 CST 2008.