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  2. X10 (industry standard) - Wikipedia

    en.wikipedia.org/wiki/X10_(industry_standard)

    By 1975, the X10 project was conceived, so named because it was the tenth project. In 1978, X10 products started to appear in RadioShack and Sears stores. Together with BSR a partnership was formed, with the name X10 Ltd. At that time the system consisted of a 16 channel command console, a lamp module, and an appliance module.

  3. Gray code - Wikipedia

    en.wikipedia.org/wiki/Gray_code

    If a system has to cycle sequentially through all possible combinations of on-off states of some set of controls, and the changes of the controls require non-trivial expense (e.g. time, wear, human work), a Gray code minimizes the number of setting changes to just one change for each combination of states.

  4. Combination lock - Wikipedia

    en.wikipedia.org/wiki/Combination_lock

    A Wordlock letter combination lock.. A combination lock is a type of locking device in which a sequence of symbols, usually numbers, is used to open the lock. The sequence may be entered using a single rotating dial which interacts with several discs or cams, by using a set of several rotating discs with inscribed symbols which directly interact with the locking mechanism, or through an ...

  5. AOL Mail

    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  6. X10 Wireless Technology - Wikipedia

    en.wikipedia.org/wiki/X10_Wireless_Technology

    X10 Wireless Technology, Inc. was an American subsidiary of a Hong Kong-Bermuda company best known for marketing wireless video cameras using controversial pop-under advertisements. Also marketed a remote control system for lamps and appliances that used the home's electrical wiring as the signaling network, using the X10 industry standard ...

  7. x86 instruction listings - Wikipedia

    en.wikipedia.org/wiki/X86_instruction_listings

    existing instructions extended to a 64 bit operand size (remaining instructions) Most instructions with a 64 bit operand size encode this using a REX.W prefix; in the absence of the REX.W prefix, the corresponding instruction with 32 bit operand size is encoded. This mechanism also applies to most other instructions with 32 bit operand size.

  8. X Window System - Wikipedia

    en.wikipedia.org/wiki/X_Window_System

    Other groups ported X10 to Apollo and to Sun workstations and even to the IBM PC/AT. Demonstrations of the first commercial application for X (a mechanical computer-aided engineering system from Cognition Inc. that ran on VAXes and remotely displayed on PCs running an X server ported by Jim Fulton and Jan Hardenbergh) took place at the Autofact ...

  9. Multiway switching - Wikipedia

    en.wikipedia.org/wiki/Multiway_switching

    In building wiring, multiway switching is the interconnection of two or more electrical switches to control an electrical load from more than one location.A common application is in lighting, where it allows the control of lamps from multiple locations, for example in a hallway, stairwell, or large room.