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Old 08-28-2014, 08:10 AM   #1 (permalink)
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Default Head wobble with lower head speed.....adjust gain to??

When I switch to normal mode for landing, my head speed is at 1750 (goblin 700) and I get some head wobble. Cyclic gain is at 47.....do I need more or less? Maybe just change head speed to 1950 same as idl 1?
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Old 08-28-2014, 08:22 AM   #2 (permalink)
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I also get aileron wobble on that rpm. Try raising or lowering the rpm by 50 and see what happens.
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Old 08-28-2014, 04:56 PM   #3 (permalink)
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When I switch to normal mode for landing, my head speed is at 1750 (goblin 700) and I get some head wobble. Cyclic gain is at 47.....do I need more or less? Maybe just change head speed to 1950 same as idl 1?
do you have HPS head on it? If not the DFC does not like low headspeed otherwise you could also check you dampners. How many flights on heli?
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Old 08-29-2014, 12:41 AM   #4 (permalink)
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do you have HPS head on it? If not the DFC does not like low headspeed otherwise you could also check you dampners. How many flights on heli?
No HPS, still DFC. It has good dampners, nice and tight.....I'm not sure how many flights since I bought it used off here. I'll bring the head speed up and try it out. Like I said, in idl 1 it's fine. I do remember reading about the DFC heads not liking lower head speeds now that you mentioned it. Thanks for the reminder
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Old 08-29-2014, 02:34 PM   #5 (permalink)
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No HPS, still DFC. It has good dampners, nice and tight.....I'm not sure how many flights since I bought it used off here. I'll bring the head speed up and try it out. Like I said, in idl 1 it's fine. I do remember reading about the DFC heads not liking lower head speeds now that you mentioned it. Thanks for the reminder
Exactly,pick it up 50 at a time till it stops and you should be good. Had same problem with my old 6hv when I first got it. Came up couple clicks on thr curve and resolved
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