variable speed device
81Happy Computers — (HCI) was a small company producing disk drive enhancements for the Atari 8 bit and Atari ST computer families. Happy Computers is most noted for the add in boards for the Atari 810 and 1050 disk drives, which achieved a tremendous speed… …
82Distributed control system — Part of a series of articles on Industry Manufacturing methods Batch production • Job production Continuous production Improvement method …
83iPod — The current iPod line; from left to right: iPod Shuffle, iPod Nano, iPod Classic, iPod Touch …
84Impact wrench — An impact wrench (also known as an air wrench, air gun, rattle gun, torque gun) is a socket wrench power tool designed to deliver high torque output with minimal exertion by the user, by storing energy in a rotating mass, then delivering it… …
85lathe — /laydh/, n., v., lathed, lathing. n. 1. a machine for use in working wood, metal, etc., that holds the material and rotates it about a horizontal axis against a tool that shapes it. v.t. 2. to cut, shape, or otherwise treat on a lathe. [1300 50;… …
86Pulse-width modulation — (PWM) of a signal or power source involves the modulation of its duty cycle, to either convey information over a communications channel or control the amount of power sent to a load. PrinciplePulse width modulation uses a square wave whose pulse… …
87Noise (music) — Noise music Stylistic origins Modernism 20th century classical music Electronic art music Musique concrète Electroacoustic music Performance art Free improvisation Cultural origins Early 1910s Europe Typical instruments …
88Friden Flexowriter — The Friden Flexowriter, or flexowriter as on its nameplate, was a teleprinter, a heavy duty electric typewriter capable of being driven not only by a human typing, but also automatically by several methods including direct attachment to a… …
89ESCo — An ESCO, the acronym for Energy Service Company, is a professional business providing designs and implementation of energy savings projects that allow building owners to perform projects to upgrade their building assets. The ESCO performs an in… …
90FORscene — Infobox Software name = FORscene caption = Screenshot of editing interface as of May 2006 (Windows/IE) developer = Forbidden Technologies plc. latest release version = FORscene latest release date = 25 January 2007 operating system = Cross… …
