The Linearserv direct-drive linear brushless servo does not feature rotary-to-linear conversion devices or any other components that can introduce inaccuracies and system complexities. The Dynaserv direct-drive brushless servo provides high accuracy and torque without speed reducers, offering fast setting times and smooth rotation at slow speeds. Brochure includes information on these two models as well as the DM 1004 Series Dynaserv motor/drive system. Also included are dimensional drawings, product photography, performance curves, and ordering information.
Parker Hannifin Corp., Compumotor Div., 5500 Business Park Dr., Rohnert Park, CA 94928, FAX (800) 328-8087.
A make-your-own Star Wars Sith Lightsaber hilt is heftier and better-looking than most others out there, according to its maker, Sean Charlesworth. You can 3D print it from free source files, and there's even a hardware kit available -- not free -- so you can build one just in time for Halloween.
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.