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On Jun 3, 4:55*pm, More_Flaps wrote:
Here's my understanding : If the yoke gives force feedback of the out of trim condition (you hold attitude and then trim) then if you turn the trim the wrong while then holding attitude yoke pressure will increase -as Tina says. In theory this is right - but in practice you will have to turn it a long time before the increase is noticeable with certain trim systems. If it doesn't then you are not holding attitude OR the stick is not connected directly to the elevator surface (e.g. elevator is hydraulic or trim surface powered). There is a third option - this is where the trim surface is not connected to the elevator - which is indeed the case. The yoke forces come from the elevator not being 'in trail' with the stabilizer in such a system. Since the angle of the stabilizer changes very little as trim is applied, the force on the yoke in a given position also changes very little. If you move the yoke in the correct direction to maintain the pitch attitude, the force on the yoke will change as it should - but this is also the case in a primitive sim since the stick has a spring return. I know the latter is the case for big planes (where elevator forces are too large for one armed man power) but what light piston single are you thinking about? I'm thinking of the short wing Pipers - the most popular of which was the TriPacer. Michael |
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