Douglas Electronics offers microcomputer-based electronics design and manufacturing systems to project managers, engineers and product designers. It also offers a broad line of breadboards and other prototyping products, including backplanes, card cages, adapter boards and connector systems for off-the-shelf solutions. Additionally, it provides various services, such as photoploting, file translation and sheet metal fabrication. Located in San Leandro, Calif., Douglas Electronics manufactures a disk duplicator for software duplication and customization of floppies and zip disks. It maintains a Web site that helps in the online booking and purchase of products. It features an order form and literature request sheet. The company s Web site also offers information on the location details.