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  Topic: Uncoordinated flight help!
Herb Graff

Replies: 37
Views: 30357

PostForum: Kolb-List   Posted: Sun Apr 27, 2014 7:05 pm   Subject: Uncoordinated flight help!
When you intentionally do a Slip , the ball is all whacked out, because you are cross-controlled with both ailerons and rudder.

With that in mind, you probably also need aileron trim. Tell. wha ...
  Topic: Radio antenna question
Herb Graff

Replies: 5
Views: 4143

PostForum: Kolb-List   Posted: Mon Mar 31, 2014 6:12 pm   Subject: Radio antenna question
Hi Richard,

First, yes, the mount for the antenna should definitely be grounded to the frame, which will then act as the needed counterpoise. (It affects signal strength)

Except, I don't ...
  Topic: Electrical Problem
Herb Graff

Replies: 6
Views: 2452

PostForum: Kolb-List   Posted: Wed Oct 23, 2013 4:41 pm   Subject: Electrical Problem
A very interesting situation! My guess is, it's a problem with the voltage sensing lead. I don't know the type of rectifier/regulator you have, but most have a sense input that actually allows a con ...
  Topic: When is balance balanced?
Herb Graff

Replies: 11
Views: 9495

PostForum: Kolb-List   Posted: Sun Apr 24, 2011 3:47 pm   Subject: When is balance balanced?
Hi Dan,

As a general safety principle, all control surfaces should be balanced. Go to your local airport and check the aircraft there, all having balanced controls (at least all the commercia ...
  Topic: 2nd Flight!
Herb Graff

Replies: 23
Views: 9766

PostForum: Kolb-List   Posted: Thu Apr 14, 2011 5:38 pm   Subject: 2nd Flight!
In case lowering the left flap isn't enough, it wasn't for me, the following might be of use.

Regarding the size of the trim tab, I suggest the following, as done on my Mark III classic:

...
  Topic: Trailer challenge
Herb Graff

Replies: 46
Views: 15957

PostForum: Kolb-List   Posted: Tue Jan 05, 2010 10:02 am   Subject: Trailer challenge
Mike,

I would be considering a Lift Strut extensions that would raise the wings to 10 feet, at 10 feet out from center.

Maybe even a fancy telescoping Lift Strut, that is electrically dr ...
  Topic: Card Compass Question
Herb Graff

Replies: 32
Views: 22688

PostForum: Kolb-List   Posted: Mon Dec 21, 2009 4:57 pm   Subject: Card Compass Question
A tachometer is usually using an aluminum disc, activated by "Eddie Currents", induced by rotating magnets. Sooo, degaussing that thing, could of course ruin the accuracy.

Herb Graff ...
  Topic: Anybody see a Kolb there?
Herb Graff

Replies: 1
Views: 1752

PostForum: Kolb-List   Posted: Fri Nov 13, 2009 7:19 pm   Subject: Anybody see a Kolb there?
For all the folks that didn't make it there this year.

Oshkosh 2009

[url=http://www.youtube.com/watch_popup?v=nKU0uQki5Dc]http://www.youtube.com/watch_popup?v=nKU0uQki5Dc

Maybe this ...
  Topic: Trim System Question
Herb Graff

Replies: 23
Views: 13064

PostForum: Kolb-List   Posted: Mon Nov 09, 2009 6:54 pm   Subject: Trim System Question
Chris,

Thanks for your input on the trim. Hey, several minutes with hands free is the very most one can expect. I can just see myself with a bunchie cord around the stick and my right knee, my ...
  Topic: Trim System Question
Herb Graff

Replies: 23
Views: 13064

PostForum: Kolb-List   Posted: Mon Nov 09, 2009 6:22 pm   Subject: Trim System Question
Yes Rick,

I'd surely would like to see your engine setup. Please send direct to my Email. Our Kolb, (a small club project, though I'm the only one flying it so far), uses a 3/8 interposer plat ...
  Topic: Trim System Question
Herb Graff

Replies: 23
Views: 13064

PostForum: Kolb-List   Posted: Mon Nov 09, 2009 9:42 am   Subject: Trim System Question
Rick, I'm running with a 2 cycle, forced air cooled, 65 HP, dual magneto type ignition, Hirth engine, that so far with 12 hours on it (because of run-in time etc), is purring (screaming?) away wi ...
  Topic: Trim System Question
Herb Graff

Replies: 23
Views: 13064

PostForum: Kolb-List   Posted: Sun Nov 08, 2009 10:54 pm   Subject: Trim System Question
With about 3 hours of initial test flying completed on a plans built Kolb Mark III, trim seems to be OK, at least in 2 axes. When I let go of the control stick, the kolb flies nice and level and the ...
 
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