The four-stroke cycle gas engine was patented by Nikolaus Otto in Germany in 1876, and in 1877 he invented the four-stroke petrol internal combustion engine.

Viewing: CadStd Lite - 2D CAD program

CadStd Lite - 2D CAD program

CadStd Lite is a Freeware 2D CAD program.
A good light-duty CAD program that can be used to view and print many of these scale model plans.
• This program is great for DXF. It does not read the less common DWG cad format.

In order to greatly improve overall Site experience for everyone; please submit the form below with additional comments for this download. We will update file descriptions on a weekly basis.
—did you know… the traditional scale for kit models: 1:144 1:100 1:72 1:48 1:32 1:24 (1/144 1/100 1/72 1/48 1/32 1/24) 
With 1/48 and 1/72 being the most popular for aircraft.

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This is a dedicated community for people who enjoy scratch building and designing aircraft and model airplanes (or other aeronautical related) projects.

Our goal is to continue to support this community of plans, people, and information that cater to our special niche group.
As one of the oldest and most established websites on the net; AviationShoppe.com has a good selection of material online.

The challenge we face here today, is to have better download descriptions.
This will greatly improve overall site experience —for you, and other community members.

We value your insight and experience and invite you to share your real-world knowledge. This form makes it easy for you to update this page for the benefit of the entire community.
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