Search: Posts Made By: mmattockx
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Forum: Kit Building
05-22-2018, 09:20 PM
Replies: 3,083
Views: 246,545
Posted By mmattockx

It was only a matter of time. Good thing plans...

It was only a matter of time. Good thing plans are available for free and laser cutters are willing to cut short kits of the US designs.


Mark
Forum: Kit Building
04-14-2018, 09:11 AM
Replies: 3,083
Views: 246,545
Posted By mmattockx

I can't imagine a 10ft span ultrasport, that's...

I can't imagine a 10ft span ultrasport, that's huge. What do you get for finished weight and what engine size?


Mark
Forum: Kit Building
04-11-2018, 10:04 AM
Replies: 3,083
Views: 246,545
Posted By mmattockx

There is no need to find a kit. The plans for the...

There is no need to find a kit. The plans for the US60 and US1000 are available online at Outerzone and Lazer Works will cut short kits for both at pretty reasonable prices.

Lazer Works: Lazer...
11-14-2017, 06:34 PM
Replies: 7
Views: 1,129
Posted By mmattockx

That is very appreciated. Here are a few pics of...

That is very appreciated. Here are a few pics of what I have:

2245115

2245116

2245117

2245118
11-08-2017, 06:01 PM
Replies: 7
Views: 1,129
Posted By mmattockx

Yeah, that's what I am finding out. If I had a...

Yeah, that's what I am finding out. If I had a lathe and mill it would all be done already, but I don't so I will be working on a couple of machinist acquaintances to build the parts I design for...
11-07-2017, 11:19 AM
Replies: 7
Views: 1,129
Posted By mmattockx

Anyone Still Doing Conversions?

I have a Poulan 46cc that I would like to convert to aero use. I previously had talked to Ken Lambert about getting parts for the conversion, but his website hasn't been updated since 2015 and my...
Forum: Kit Building
08-30-2016, 07:40 PM
Replies: 3,083
Views: 246,545
Posted By mmattockx

Plans are available online and Lazer Works will...

Plans are available online and Lazer Works will cut short kits, which gets you pretty close.

http://lazer-works.com/rcm.html


Mark
Forum: Kit Building
08-30-2016, 10:09 AM
Replies: 3,083
Views: 246,545
Posted By mmattockx

FWIW, the pattern guys often finish models with...

FWIW, the pattern guys often finish models with fiberglass and paint, especially fuselages, and they don't end up with heavy models. It can be done, it just requires some care in not putting on too...
05-28-2015, 10:43 AM
Replies: 633
Views: 32,240
Posted By mmattockx

That should be the motto for this forum...;) ...

That should be the motto for this forum...;)


Mark
05-25-2015, 09:00 PM
Replies: 8
Views: 3,919
Posted By mmattockx

There aren't many 4 channel built up DLG's...

There aren't many 4 channel built up DLG's available at this point. Almost everything that is built up is 2 channel and most everything with flaperons is a composite airframe. The only built up full...
Forum: Kit Building
05-01-2015, 09:00 AM
Replies: 76
Views: 12,112
Posted By mmattockx

They are available free on Outerzone: ...

They are available free on Outerzone: http://www.outerzone.co.uk/plan_details.asp?ID=5496


Mark
Forum: Gas Engines
04-15-2015, 01:18 PM
Replies: 13
Views: 3,021
Posted By mmattockx

While it is possible that you will have issues,...

While it is possible that you will have issues, it is impossible to issue a blanket statement like that without knowing a huge amount of details and probably doing some testing.




The four...
04-15-2015, 01:04 PM
Replies: 2
Views: 511
Posted By mmattockx

Double tap, stupid forum software. Mark

Double tap, stupid forum software.


Mark
04-15-2015, 01:04 PM
Replies: 2
Views: 511
Posted By mmattockx

Are you looking at current F3A or classic...

Are you looking at current F3A or classic pattern? What level are you planning to compete at? Are you looking for a full on 2m guppy plane or something smaller? Gas, glow or electric power?

In the...
03-07-2015, 08:47 PM
Replies: 34
Views: 2,312
Posted By mmattockx

PM sent. Mark

PM sent.


Mark
Forum: Kit Building
02-26-2015, 09:09 AM
Replies: 2
Views: 492
Posted By mmattockx

Outerzone has the Goldberg plans available for...

Outerzone has the Goldberg plans available for download but they don't show the formers so you would have to work those out from the top and side views.


Mark
02-20-2015, 09:57 AM
Replies: 11
Views: 1,145
Posted By mmattockx

+1 to both. It is simply not possible to...

+1 to both. It is simply not possible to accurately recreate cross sections from a simple 3 view drawing. All the 3 view gives you is width and height at a station and the rest is undefined.



...
Forum: Glow Engines
02-11-2015, 11:20 AM
Replies: 6
Views: 2,264
Posted By mmattockx

I decided a while back to keep the engine and run...

I decided a while back to keep the engine and run it in an older 120 sized pattern plane where it is most suited.


Mark
02-08-2015, 09:50 PM
Replies: 5
Views: 896
Posted By mmattockx

1) I would build it flat with no dihedral. ...

1) I would build it flat with no dihedral.

2) No opinion, but a light 104" Kadet with flaps would probably just hover down to a spot landing...

3) I would build the wing with full length ribs...
Forum: Kit Building
02-05-2015, 06:01 PM
Replies: 18
Views: 749
Posted By mmattockx

I like ceiling tiles myself. Whatever you use...

I like ceiling tiles myself. Whatever you use make sure it will lay flat on the board so that you don't pick up a warp from it.


Mark
Forum: Kit Building
01-29-2015, 08:11 PM
Replies: 15
Views: 1,440
Posted By mmattockx

Since you are in Florida I would suggest not...

Since you are in Florida I would suggest not using any water at all. The glue will cure just from atmospheric moisture, it just takes a bit longer. I live in a near desert with very low humidity...
Forum: Kit Building
01-29-2015, 12:30 PM
Replies: 15
Views: 1,440
Posted By mmattockx

That is probably a technique issue more than the...

That is probably a technique issue more than the glue itself. You only use a couple ounces of glue per wing half (on a 2m sized pattern plane wing) for either epoxy or PU and the 3M 30-NF is likely...
Forum: Kit Building
01-29-2015, 08:19 AM
Replies: 15
Views: 1,440
Posted By mmattockx

Vacuum is preferred but it is not essential. My...

Vacuum is preferred but it is not essential. My biggest issue with contact adhesives is that they are harder to get a straight wing with. They work fine, but you only get one shot at attaching the...
Forum: Kit Building
01-28-2015, 08:36 PM
Replies: 15
Views: 1,440
Posted By mmattockx

Laminating epoxy or polyurethane glue are far and...

Laminating epoxy or polyurethane glue are far and away the best choices for sheeting foam core wings. You don't need a vacuum bagging system, weights work just fine.
...
01-27-2015, 08:10 AM
Replies: 13
Views: 873
Posted By mmattockx

+1. It may look like the real thing, but flies as...

+1. It may look like the real thing, but flies as a model and the conditions inherent to that. Use an airfoil that suits the flight conditions it will see. I also agree on the NACA 24XX series as an...
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