recorder drive unit
71Glossary of rail terminology — Rail transport Operations Track Maintenance High speed Gauge Stations …
72Foxtel — Management Pty Limited Type Proprietary limited joint venture Industry Satellite television Founded 22 October 1995 …
73Archos Generation 4 — A series of Archos portable media players released from 2006 through 2007. The Generation 4 series is an upgrade to the previous AV and Gmini series, primarily the AV500s. There are 8 models in all. All players are Microsoft PlaysForSure… …
74Acorn Electron — The Acorn Electron is a budget version of the BBC Micro educational/home computer made by Acorn Computers Ltd. It had 32 kilobytes of RAM, and its ROM included BBC BASIC along with its operating system.The Electron was able to save and load… …
75Pendulum — This article is about pendulums. For other uses, see Pendulum (disambiguation). Simple gravity pendulum model assumes no friction or air resistance …
76Home theater PC — A Mac Mini as a home theater PC showing Apple s stock Front Row interface A Home Theater PC (HTPC) or Media Center appliance is a convergence device that combines some or all the capabilities of a personal computer with a software application… …
77Dell XPS — Logo Dell XPS ( Xtreme Performance System) is a line of gaming and performance computers manufactured by Dell Computers. Contents 1 History …
78Super Nintendo Entertainment System — Super Nintendo Entertainment System …
79Constant speed propeller — Cutaway constant speed propeller hub …
80IBM 7 track — [ right|thumb|280px|An IBM 704 mainframe with IBM 727 seven track tape drives on the left. (image courtesy of LLNL)] IBM s first magnetic tape data storage devices, introduced in 1952, use what is now generally known as 7 track tape. The magnetic …
