Adjustable stab weight

[Lance Van Nostrand]

Ed,
I've built this method and it works great and is really lighter than 
anything.  I guess vanity gets me because of the plates, but it shouldn't. 
Thanks for the reminder!
--Lance

----- Original Message ----- 
From: "Ed Miller" <edbon85 at charter.net>
To: <discussion at nsrca.org>
Sent: Sunday, December 12, 2004 9:43 AM
Subject: Re: Adjustable stab weight


> On my EMC the stab weights including the elevators are as follows;
>
>                Before Monokote         After Monokote, hinges installed 
> and gap sealed with clear Ultracote ( Radio South hinges, 5 on each stab 
> half ).
> Left side    61gr ~ 2.2 oz                74gr ~ 2.6oz
> Right side  68gr ~ 2.4oz                  81gr ~ 2.9oz
>
> This is a plug in stab. The adjustable part is Dick Hansons KISS method, a 
> plywood laminated plate 5/32" thick and approximately 3/4" wide parallel 
> to the stab tube through the fuse that sticks out past the fuse about 3/4" 
> on each side. Hard points are installed in the stab over these "tabs" and 
> a button head wood screw is used to retain the stab half from underneath. 
> The ply plate is installed such that about 3/32" or so of shim is required 
> to get stab 0 degrees to thrust line. Add or subtract shims to adjust the 
> stab.Stabs but up against fiberglass fuse, no filet. Inside fuse a piece 
> of 3/32" balsa about 2'" wide runs lengthwise from the rear fuse bulkhead 
> to the tailpost on each side of fuse. the stab tube and stab 
> adjustment/mounting plate runs through these 3/32" balsa fuse doublers. 
> There is no part of the stab installed in the fuse. Very stiff, no stab 
> wiggle side to side or up and down. I used PBG CF wing and stab tubes and 
> Gator sleeves, originally I was going to use aluminum wing and stab tubes 
> till I was convinced the CF would hold up.
> Ed M.
> ----- Original Message ----- 
> From: "Dean Pappas" <d.pappas at kodeos.com>
> To: <discussion at nsrca.org>
> Sent: Friday, December 10, 2004 9:11 PM
> Subject: RE: Adjustable stab weight
>
>
>> Hi Bob,
>> I typically see 4-1/2 ounces without the aluminum stab tube.
>>
>> -----Original Message----- 
>> From: discussion-request at nsrca.org on behalf of Bob Kane
>> Sent: Fri 12/10/2004 5:41 PM
>> To: discussion at nsrca.org
>> Cc:
>> Subject: Adjustable stab weight
>>
>>
>>
>> Has anyone ever weighed their adjustable horizontal
>> stab before mounting it to the plane? I have almost
>> finished making the stab of my Temptation project
>> removable and adjustable using the technique described
>> by Bob Noll in his "Perfect" series of tapes. My kit
>> is the deluxe version, pre-sheeted stab and wings. The
>> completed stab seems heavy, but there is a lot of
>> hardware involved. I'm interested in the weight of
>> both the halves and the center section including the
>> tube, thanks.
>>
>> =====
>> Bob Kane
>> getterflash at yahoo.com
>>
>>
>>
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