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Sig Kougar Build

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Old 04-24-2013, 04:17 PM
  #501  
BillS
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Default RE: Sig Kougar Build

Tojeiro 50s by Protech is about the same dimensions and size and shape as a Kougar. The gear is different and it is a tail dragger.

http://www.rcuniverse.com/forum/m_41...tm.htm#4203196

Has anyone assembled one and does it fly similar to a Kougar?

Not being a builder I am looking for a Kougar replacement.

Bill
Old 04-24-2013, 05:14 PM
  #502  
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Default RE: Sig Kougar Build

I don't think it would be much like a Kougar. Not to say it wouldn't be a good plane,but it's made quite a bit different.
The Kougar isn't too hard of a build in my opinion. Especially if you leave off the turtle deck canopy and cowl.

That said this might be a little closer,but I havn't owned one yet.
http://www.advantagehobby.com/32528/...0560/?pcat=175

Fred
Old 05-08-2013, 08:53 PM
  #503  
BillS
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Default RE: Sig Kougar Build

Thanks. I read the entire thread several times and believe the F-20 is a very close to a slightly larger Kougar copy.

Kougar
span 50"
weight 5 1/2 - 6 lb.
wing area 540 sq. in.
wing loading - 23.25 oz. per sq. ft.

F-20 Tigershark - All wood, trike gear, ARF for $139.
span - 56.7"
Weight - 5.7 pounds - probably closer to 6.5 pounds.
Wing area - 687 sq. in.
wing loading - 21.8 oz/sq. ft.

The additional wing area probably helps my aging flying skills.


Bill
Old 05-21-2013, 12:02 PM
  #504  
patniven
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Default RE: Sig Kougar Build

Finally finished my second Kougar. I built the first one in 1979, and it's been my favorite plane ever since. OS .46AX with an 11-6 MA prop. Very stable and easy to fly. Couldn't quite stomach the USAF markings (retired Army), so the trim scheme isn't really complete yet. Gotta do something with that tail!
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Old 05-22-2013, 01:39 AM
  #505  
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Default RE: Sig Kougar Build

Why not the F-16 varient for the tail?

I have a NIB Kougar kit that was the first and only RC kit my wife ever bought me. Along with a new K&B .40. Still have the engine, although it has flown many other planes for me.

Is there a Kougar club like there is for the Kadet? I have one of those also along with the Sig 1/4 scale Cub.

Thanks.
Old 05-22-2013, 01:39 PM
  #506  
BillS
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Default RE: Sig Kougar Build


ORIGINAL: spaceworm

Why not the F-16 varient for the tail?
Wonder where one might get a look at this?

Bill
Old 05-23-2013, 03:18 AM
  #507  
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Default RE: Sig Kougar Build

My plans show this as an option. They are in storage right now; when I get them out , I will make a copy to send you. I will also look for some pictures I have of the Kougar built that way. Good luck.
Old 05-23-2013, 03:33 AM
  #508  
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Default RE: Sig Kougar Build

Here is a picture of a Kougar Kopy: Still looking for my plans.
Old 05-23-2013, 03:37 AM
  #509  
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Default RE: Sig Kougar Build

rtf did not work. Sorry. Still looking
Old 05-23-2013, 05:07 AM
  #510  
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Default RE: Sig Kougar Build

Um, try that again:
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Old 05-23-2013, 05:21 AM
  #511  
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Default RE: Sig Kougar Build

Here is the site I found the F-16 varient. Many more pics of the Kougar, Kadet, etc. Enjoy

https://www.google.com/search?q=Sig+...v&sa=X&ei=khOe
Old 05-23-2013, 06:34 AM
  #512  
Quikturn
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Default RE: Sig Kougar Build

The smaller Kobra had an F-16 tail variant. I don't believe the Kougar has it. Not to say it can't be done however.
Old 05-23-2013, 04:11 PM
  #513  
BillS
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Default RE: Sig Kougar Build


ORIGINAL: spaceworm

Here is the site I found the F-16 varient. Many more pics of the Kougar, Kadet, etc. Enjoy

https://www.google.com/search?q=Sig+...v&sa=X&ei=khOe
Thank you.

Bill
Old 05-24-2013, 03:49 AM
  #514  
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Default RE: Sig Kougar Build

Hello

I had them all kobra with retracts kougar, and king kobra with retracts, all were excellent birds.
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Old 05-27-2013, 03:16 AM
  #515  
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Default RE: Sig Kougar Build

Here are a few old photos of the last of three kougars I've built. For such a nice flying plane, me and sig kougars
do not get along. I did one flight on this one, then sold it to a club member who really wanted it.
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Old 09-25-2013, 02:55 PM
  #516  
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Originally Posted by roncoleman
Here are a few old photos of the last of three kougars I've built. For such a nice flying plane, me and sig kougars
do not get along. I did one flight on this one, then sold it to a club member who really wanted it.
What didn't you like about the Kougar?
Old 09-20-2014, 10:54 AM
  #517  
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hi submikester
have a kougar kit for many years and hae have never sheeted a foam wing.
what is the precedure for using the spray adhesive? sounds like easier and simpler
than fiber glassing. any advice and suggestion greatly appreciated.
this will probably be a winter project if I get the get-up-and-go and feel adventous,
is that spelled right?

thanks
pt19 flyer
Old 09-20-2014, 03:15 PM
  #518  
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PT 19, I used the old version of 3M 77 when I built it, which was quite a few years ago. I sprayed on a light coat on the foam and the balsa sheeting. By the way, I did not use the balsa sheeting that came with the kit as I don't like edge gluing all those narrow little sheets together so I bought some wing sheeting from Balsa USA which made life a bit easier when it came time to sheet the wing.
I don't know about the version of 3M 77 spray on but some people have had success with it.
Maybe some other people will chime in on this matter. As far as epoxy goes I would use West Systems as it is not like those thick gooey hobby versions sold form the LHS. West Systems is a long cure epoxy (24 hr.) and is quite thin in consistency. It does not take much to do the job. As a matter of fact most of it will be removed from the wing panels and leaving only what appears to be a slightly tacky surface.
Others please add your own thoughts on this.
Mine is powered by a Scorpion 3026-10 outrunner on 5S lipo and 10X5 APCE prop. I used a 10X7 in the past but it was drawing way too many amps and actually melted the heatshrink around the speed control.
Good luck with yours.
Old 09-22-2014, 04:50 AM
  #519  
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Hello
Don't be intimidated by the foam wing covering precess it is really a easy thing to do. If I may make a few suggestions.
be sure to fit the sheets edges properly by sanding them straight, them hold them together with tape on one side and lightly apply glue. wipe off any excess, too much glue just makes a mess.

the 3m 77 contact cement works fine and is fast but un-forgiving as it it grabs hold instantly so take time to assure your sheets are in place before laying them down, once together that's it you cannot take them apart. you may want to read up on the technique.

I,ve built and flown all of these birds and they are good flyers but not 3D flyers...................Good luck.

Last edited by donnyman; 09-22-2014 at 04:54 AM.
Old 09-22-2014, 02:25 PM
  #520  
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Originally Posted by donnyman
Hello


the 3m 77 contact cement works fine and is fast but un-forgiving as it it grabs hold instantly so take time to assure your sheets are in place before laying them down, once together that's it you cannot take them apart. you may want to read up on the technique.

I,ve built and flown all of these birds and they are good flyers but not 3D flyers...................Good luck.
You got that right. The 3M77 really grabs tight. Once its on there it would be the devils own row to hoe to pull the sheeting off. I made sure the sheeting would fit as needed before applying any glue.
Old 09-22-2014, 05:27 PM
  #521  
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I used gorilla glue on mine. Might not be the lightest way to go,but it gives you plenty of time.
Just spray the foam lightly with water in a spray bottle (water activates gorilla glue) . Smear the glue around the skin with a credit card.
Pile a bunch of weight on it like the pictures at the front of this thread.
Old 09-22-2014, 06:03 PM
  #522  
Chad Veich
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Anybody have plans for the Kougar that they would be willing to part with? Or have scanned even? I would love to blow the thing up to about 80-85 inches.
Old 09-23-2014, 07:28 AM
  #523  
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An 80" Kougar would be an awesome plane to have!

put me down for a set of plans if anyone ever finds some...

Id prefer built up wings but...

BilL S.
Old 09-24-2014, 03:01 PM
  #524  
Chad Veich
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Originally Posted by Twin_Flyer
An 80" Kougar would be an awesome plane to have!

put me down for a set of plans if anyone ever finds some...

Id prefer built up wings but...

BilL S.
I don't do foam Bill so the wing would definitely be built up. Nobody has stepped forward with the offer of any plans though. May have to just "wing it" athough I would like to at least have a copy of the airfoil used on the original.
Old 09-25-2014, 03:57 AM
  #525  
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Hi, I have a NIB Kougar. If I can find it in storage, I will, at least, scan the airfoil for you. If I can I will scan the plans also, but, I think some of the parts are on printwood.

Sincerely, Richard


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