Chip

[Dean Pappas]

Whereas I know it really meant Ugly M****.
Regards,

Dean Pappas
Sr. Design Engineer
Kodeos Communications
111 Corporate Blvd.
South Plainfield, N.J. 07080
(908) 222-7817 phone
(908) 222-2392 fax
d.pappas at kodeos.com


-----Original Message-----
From: discussion-request at nsrca.org
[mailto:discussion-request at nsrca.org]On Behalf Of Nat Penton
Sent: Friday, March 04, 2005 3:18 PM
To: discussion at nsrca.org
Subject: Re: Chip


Dean, the UM-2 bit the dust with one of JRs early  receivers. Sure wish I 
had it back so I could determine if it was as good as I thought !! When Don 
Lowe looked at it he said "to each his own". I told him UM stood for 
ultimate machine.                  Nat
----- Original Message ----- 
From: "Dean Pappas" <d.pappas at kodeos.com>
To: <discussion at nsrca.org>
Sent: Friday, March 04, 2005 8:43 AM
Subject: RE: Chip


> Hi Jay,
> Funny you should ask. Hey Nat, got any pictures of the old UM2?
> The answer, short of showing you a picture of one of Nat's old designs is 
> to build a plane that is symmeterical around the thrustline. It's gonna 
> look fuunny but, "chins are bad, Hmmkay".
> You want to center the fin and ruder area heightwise on the thrustline, 
> too.
> If you can design a plane with nose area above the spinner and almost none 
> below, you might get there.
> Some EU1-As trimmed with almost no right thrust, mine was one of those.
> Brown had a Phoenix 6 or 7 that had a tiny fraction of a degree of left 
> thrust, as I recall.
> Even if you don't entirely eliminate the need for side thrust, if you get 
> it under a degree and a half, the compromise and unwanted dog-tracking 
> gets much much better.
>
> Of course, electrics don't need chins! That's probably where the funky 
> anti-Kirk Douglas chin on the Onyx comes from.
>
> Dean Pappas
> Sr. Design Engineer
> Kodeos Communications
> 111 Corporate Blvd.
> South Plainfield, N.J. 07080
> (908) 222-7817 phone
> (908) 222-2392 fax
> d.pappas at kodeos.com
>
>
> -----Original Message-----
> From: discussion-request at nsrca.org
> [mailto:discussion-request at nsrca.org]On Behalf Of Jason
> Sent: Thursday, March 03, 2005 9:52 PM
> To: discussion at nsrca.org
> Subject: RE: Chip
>
>
> Dean,
>
> What's this cure look like?
>
> Jason
>
> -----Original Message-----
> From: Dean Pappas [mailto:discussion-request at nsrca.org]On Behalf Of Dean 
> Pappas
> Sent: Thursday, March 03, 2005 7:40 PM
> To: discussion at nsrca.org
> Subject: RE: Chip
>
>
> Hi Nat,
> It's the push to level inverted from a down line: left rudder is required 
> to go straight.
> It's worse there than anywhere else, but the same effect can  be felt in 
> many places.
>
> The cure is to design planes that don't need right thrust.
> Dean
>
>
> -----Original Message----- 
> From: discussion-request at nsrca.org on behalf of Nat Penton
> Sent: Thu 3/3/2005 6:25 PM
> To: discussion at nsrca.org
> Cc:
> Subject: Chip
>
>
> When Chip was talking about throt/rudder mix he was also talking about a 
> problem with inverted exit from a vertical downline. Could somebody please 
> explain the problem ?
>                                       Nat
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>
>
>
>
>
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> 



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