ELECTRONICS: With the introduction of a new selection of rugged, 1/3N Lithium Battery Holders for surface or through-hole mounting, Keystone Electronics Corp. continues to expand the availability of premium battery holders. These new battery holders are supplied with durable, heat-resistant, UL 94V-0- rated nylon housings ideal for all soldering and reflow operations. The SMT version (Catalog #498) features gold-plated phosphor bronze contacts. The THM version (Catalog #497) incorporates tin-plated phosphor bronze contacts and the heat-resistant nylon housings. The THM types mount directly on PCBs, securely positioned during wave soldering and placement. Both holders accept 1/3N 3-V Cell Lithium batteries from major manufacturers and are part of the company’s continuing growth selection of battery hardware specialties including contacts, holders, retainers and straps in a variety of materials for coin cell, button cell and cylindrical batteries. In addition to a broad line of quality interconnects, hardware and components, the firm maintains an application engineering group which is supported by expert stamping, machining and assembly operations.
Some of our culture's most enduring robots appeared in the 80s. The Aliens series produced another evil android, and we saw light robot fare in the form of Short Circuit. Two of the great robots of all time also showed up: The Terminator and RoboCop.
Major global metropolitan areas are implementing a vast number of technology, energy, transportation, and Internet projects to make the metropolis a friendlier, greener, safer, and more sustainable place to be.
Focus on Fundamentals consists of 45-minute on-line classes that cover a host of technologies. You learn without leaving the comfort of your desk. All classes are taught by subject-matter experts and all are archived. So if you can't attend live, attend at your convenience.