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Search: Posts Made By: MartyPetriSr
Showing results 1 to 25 of 46
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Forum: Kit Building
09-13-2014, 01:46 PM
Replies: 3,856
Views: 495,056
Posted By MartyPetriSr

Ken, Here is an interesting read as applied...

Ken,

Here is an interesting read as applied to pull/pull rudder control.

http://www.qmfc.org/school/ackerman.htm

Most people use a direct push/pull rod for ailerons, so the correct term...
Forum: Kit Building
09-13-2014, 01:08 PM
Replies: 3,856
Views: 495,056
Posted By MartyPetriSr

http://www.rcuniverse.com/forum/attachment.php?att...

http://www.rcuniverse.com/forum/attachment.php?attachmentid=2031623http://www.rcuniverse.com/forum/attachment.php?attachmentid=2031624http://www.rcuniverse.com/forum/attachment.php?attachmentid=203162...
Forum: Kit Building
09-12-2014, 09:40 PM
Replies: 3,856
Views: 495,056
Posted By MartyPetriSr

Sure, another added step. Ailerons work best with...

Sure, another added step. Ailerons work best with 0 deg dihedral, but on most planes it looks like the wings are drooping. 1" to 1.5" on the Kadet performs well and looks normal too.

Marty
Forum: Kit Building
09-12-2014, 03:31 PM
Replies: 3,856
Views: 495,056
Posted By MartyPetriSr

From the wing Construction Manual for the Kadet...

From the wing Construction Manual for the Kadet Senior; "With one half of the wing flat on the table, raise the other half 6", measured at the bottom of the tip rib. " This equates to a dihedral of...
Forum: Kit Building
09-06-2014, 09:45 PM
Replies: 3,856
Views: 495,056
Posted By MartyPetriSr

Look at the plans first, if there is not a scale...

Look at the plans first, if there is not a scale on the drawing, make one. A 12" line with a tick at each 1" increment is sufficient. This will allow you to easily scale the plans, or verify that...
Forum: Kit Building
09-06-2014, 07:36 PM
Replies: 3,856
Views: 495,056
Posted By MartyPetriSr

Do yourself (and some others too) a favor and...

Do yourself (and some others too) a favor and copy those plans before you use them..
Better yet, if you can have them scanned at 100% to a PDF file, you can save a copy on your hard drive.
You can...
Forum: Kit Building
08-22-2014, 04:27 PM
Replies: 4,024
Views: 422,378
Posted By MartyPetriSr

Well I did it again, a 50% Foamie Astro Hog...

Well I did it again, a 50% Foamie Astro Hog (http://www.rcgroups.com/forums/showthread.php?t=2230730)
Its on that other site.

Marty
Forum: Kit Building
08-03-2014, 04:20 AM
Replies: 4,024
Views: 422,378
Posted By MartyPetriSr

ARF noted, as I stated in my original post, the...

ARF noted, as I stated in my original post, the attachments are a major problem, basically he has to open a rib bay, add the hardpoints and patch or recover the wing. The fuse would be easier task if...
Forum: Kit Building
08-02-2014, 10:51 PM
Replies: 4,024
Views: 422,378
Posted By MartyPetriSr

Hi Jeff, Don't let these guys rattle you :-)...

Hi Jeff,

Don't let these guys rattle you :-)

I always had struts on my Kadet variations, They look cool and definitely add to the wings overall strength. I would recommend using K&S Streamline...
Forum: Kit Building
08-02-2014, 10:40 PM
Replies: 4,024
Views: 422,378
Posted By MartyPetriSr

Thank you very much, I don't have the original...

Thank you very much, I don't have the original plans and it doesn't show on the ones I have.

Marty
Forum: Kit Building
07-27-2014, 09:19 PM
Replies: 4,024
Views: 422,378
Posted By MartyPetriSr

Thanks for the tips Bill. I finally got the...

Thanks for the tips Bill.
I finally got the file this morning, only 5 tries today.
The 4th try loaded about 99% and died.

Marty
Forum: Kit Building
07-26-2014, 10:28 PM
Replies: 4,024
Views: 422,378
Posted By MartyPetriSr

It goes through it's gyrations, and eventually...

It goes through it's gyrations, and eventually dies with a server time-out. I have tried many times. I wish it was posted somewhere else for download. Probably too big for most email programs.
...
Forum: Kit Building
07-26-2014, 04:30 PM
Replies: 4,024
Views: 422,378
Posted By MartyPetriSr

I have been trying for a couple of days to...

I have been trying for a couple of days to download the SIG Catalog but it always craps out on me. Anyone had any luck with this?

http://www.kavanrc.de/instructions/sigcatalog.pdf

Marty
Forum: Kit Building
07-26-2014, 03:15 PM
Replies: 4,024
Views: 422,378
Posted By MartyPetriSr

Thanks, Dave. Looking forward to the maiden. I...

Thanks, Dave. Looking forward to the maiden. I also have a 50% Hog Bipe that flies great and just finishing up the design for a 50% Astro Hog. Love those SIG planes.

Marty
Forum: Kit Building
07-25-2014, 03:41 PM
Replies: 4,024
Views: 422,378
Posted By MartyPetriSr

Anyone have some numbers for down thrust and...

Anyone have some numbers for down thrust and right thrust for the Astro Hog?

Thanks,
Marty
Forum: Kit Building
07-25-2014, 03:39 PM
Replies: 4,024
Views: 422,378
Posted By MartyPetriSr

Well this plane is finished, just waiting for...

Well this plane is finished, just waiting for clear weather to do the maiden flight, raining everyday now, monsoon season here in Thailand.
The build thread is at 50% Kadet Sportster Foamie...
Forum: Kit Building
07-20-2014, 07:32 PM
Replies: 4,024
Views: 422,378
Posted By MartyPetriSr

I have started a build thread on that other site,...

I have started a build thread on that other site, so if you are interested to build this model, please refer to that thread, it has all the latest info.

50% Kadet Sportster Foamie...
Forum: Kit Building
07-17-2014, 11:02 PM
Replies: 4,024
Views: 422,378
Posted By MartyPetriSr

Update on 50% Sportster Foamie

Well here it is after 3.5 days of work. I covered it with sticker paper, what a mistake that was. The stuff doesn't stick well, had to use spray adhesive on the foam and the sticker and then where it...
Forum: Kit Building
07-16-2014, 02:12 AM
Replies: 4,024
Views: 422,378
Posted By MartyPetriSr

Update on 50% Sportster Foamie

Well I got off to a bad start and had to scrap the 1st fuse due to a design error that I missed. I could have continued, but it would have changed the tail moment.

So started again, this is the...
Forum: Kit Building
07-14-2014, 02:37 PM
Replies: 4,024
Views: 422,378
Posted By MartyPetriSr

Thanks. I have built many Kadet Senior kits,...

Thanks. I have built many Kadet Senior kits, probably 6 or 7 of them over the years, each taking close to a month before it can be flown. These foamies you can throw together in a day or 2, and at a...
Forum: Kit Building
07-12-2014, 02:57 PM
Replies: 4,024
Views: 422,378
Posted By MartyPetriSr

Question OK, It will Take a little time to pull it all...

OK, It will Take a little time to pull it all together, but here is some on the other site.

50% Hog Bipe (http://www.rcgroups.com/forums/showthread.php?t=2061787)
100% Hog Bipe...
Forum: Kit Building
07-12-2014, 02:03 AM
Replies: 3,856
Views: 495,056
Posted By MartyPetriSr

I posted on the other Brotherhood thread already....

I posted on the other Brotherhood thread already.

If anyone is interested, I have designed both a Hog Bipe and Kadet Sportster, both foam, with 50% and 100% versions electric powered.

If there...
Forum: Kit Building
07-11-2014, 08:13 PM
Replies: 4,024
Views: 422,378
Posted By MartyPetriSr

Foam Versions of some SIG Models

If anyone is interested, I have designed:

Sig Hog Bipe as both 50% and 100% Electric Powered in foam.
Sig Kadet Sportster as both 50% and 100% Electric Powered in foam.

Would be happy to post...
Forum: Kit Building
06-25-2014, 05:50 PM
Replies: 3,856
Views: 495,056
Posted By MartyPetriSr

I remember seeing in a magazine a long time ago,...

I remember seeing in a magazine a long time ago, a guy had built an ultra-light based on the Kadet and he did fly it. Not sure what the pilot report read like, but he was 190 pounder. I think the WS...
Forum: Kit Building
06-25-2014, 05:34 PM
Replies: 3,856
Views: 495,056
Posted By MartyPetriSr

I did the same thing, except mine is a foamie....

I did the same thing, except mine is a foamie. See post #1154

Very nice build :-)
Showing results 1 to 25 of 46
 
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