Archive for the ‘technology’ Category

Electronics Projects

Friday, July 10th, 2009

Before electronics can be used, a consumer must have an understanding of how the electronics work and operate. Electronics projects help one to know how the electronics work practically. Electronics projects help one to increase his or her knowledge about the electronics. These projects can be built using kits, by using published circuits or can be built and designed from scratch.

The process of collecting good and timely information for these projects can be time consuming and sometimes even frustrating. The end results of a good project depend on several factors.

Anyone developing such projects must show strong enthusiasm. The project begins with selecting an idea and moves to developing a circuit design, printing the circuit design, software programming and building prototypes for the completion of the project.

These projects must be reliably tested. A reliable test ensures that the electronic product so tested operates efficiently. Also electromagnetic compatibility tests and failure mode effect and analysis must be performed on electronics that are developed using such projects.

The ideas for these projects can be obtained from the internet. A user can search the internet using a search engine. The results will enlist various websites where projects related to electronics are available. The projects are available with complete information and circuit diagrams and so a user can easily implement them.

These types of projects are usually expensive because of the circuitry involved. They must be carried out carefully so that the results obtained are reliable and efficient. Also these projects must be put to experiment according to the specific rules and regulations.

3D Scanning

Monday, April 13th, 2009

Few technologies are as useful to engineers looking to bring a part or product to market as 3D scanning. Scanning objects for precise dimensions and specifications makes two aspects of design possible that aren’t really possible without it. First, scanning makes it possible to create a CAD object with which other CAD objects can interact –perfect when you need to design a part that will fit with an existing one. Second, 3d scanning makes it easier than ever to reverse engineer or to build specs from a prototype made by hand. And third, it makes quality inspection virtually thoughtless, since products can be checked for specifications with laser precision.

Engineers of any multi-part machine or object are inevitably familiar with the struggle of having to design parts that interact without a three dimensional CAD drawing to support the design process. Indeed, designing blindly like this is usually an exercise in futility unless the specs of the parts are easily replicable in the CAD environment – anything more complicated than a 2×4 and things start to get fuzzy. By employing 3D scanning technology, engineers can map out the cogs in a 3d environment to play with and design around.

For many inventors, product developers, and engineers, building a part or product for a certain project is often an exercise in “build now, ask questions later.” In other words, hands-on building takes precedence over design because it is the fastest way to get things to market. Yet standardized manufacturing practices don’t really allow for the arbitrary construction of parts on a line, and machines are not yet smart enough to design and create parts on their own with an engineer’s intuition. Once a prototype is built, three dimensional scanning facilitates reverse engineering by implementing specifications into standard models: CAD and other 3D environments that can interact with production machinery to create the perfect widget every time.

Once the specs are completed to satisfaction – and a scanning will reveal any minor design flaws that might inhibit proper functioning – 3d scanning can be used to evaluate finished products for construction flaws. The precision of measurement will ensure that each manufactured part is within a set margin of error from the model – even if that margin of error is 0.

By employing three-dimensional scanning throughout the design, engineering, manufacturing, and QA process, manufacturers have assurances that the product they market is not only up to snuff but also that it is engineered (or reverse engineered, as the case often is) in the most efficient way possible, so that it gets to market faster.