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  2. List of telephone switches - Wikipedia

    en.wikipedia.org/wiki/List_of_telephone_switches

    EMS-1 (The ITEC Electronic Modular Switch is an electronic direct control switching system. The modules are combined to form a complete switch or any of the modules can be added to your present Step-by-Step Systems.) EMS-2 (The EMS-2 RURAL SWITCH is a stored program control analog switch designed to be cost-effective in small exchanges.

  3. ANSI device numbers - Wikipedia

    en.wikipedia.org/wiki/ANSI_device_numbers

    The device numbers are enumerated in ANSI/IEEE Standard C37.2 Standard for Electrical Power System Device Function Numbers, Acronyms, and Contact Designations. Many of these devices protect electrical systems and individual system components from damage when an unwanted event occurs such as an electrical fault .

  4. List of keyboard switches - Wikipedia

    en.wikipedia.org/wiki/List_of_keyboard_switches

    Switch name Cherry MX equivalent Switch Type Actuation force Tactile force Actuation point Total travel Product code Durability (actuations) Cherry: Cherry: Black [1] Cherry MX Black: Linear: 0.60 N: N/A: 2.0 mm: 4.0 mm: MX1A-11xx >100 million Cherry: Cherry: Red [2] Cherry MX Red: Linear: 0.45 N: N/A: 2.0 mm: 4.0 mm: MX1A-L1xx >100 million ...

  5. MP10 - Wikipedia

    en.wikipedia.org/wiki/MP10

    Download QR code; Print/export Download as PDF; Printable version ... Appearance. move to sidebar hide. MP10, MP 10, or MP-10 may refer to: MP 10, a zone during ...

  6. A tiny and cheap device called a 'Glock switch' lets ... - AOL

    www.aol.com/news/tiny-cheap-device-called-glock...

    An ATF report on guns used in crimes found that the number of machine gun conversion devices seized by law enforcement went up 570% from 2017 to 2021, and officials say preliminary numbers from ...

  7. Electronic switching system - Wikipedia

    en.wikipedia.org/wiki/Electronic_Switching_System

    These early machines typically utilized the step-by-step technique. The first generation of electronic switching systems in the 1960s were not entirely digital in nature, but used reed relay -operated metallic paths or crossbar switches operated by stored program control (SPC) systems.

  8. Eddie Murphy’s Son Eric Is Engaged to Martin Lawrence’s ...

    www.aol.com/lifestyle/eddie-murphy-son-eric...

    Eddie Murphy and Martin Lawrence are about to be family!. Eddie's son, Eric Murphy, popped the question to Martin's daughter, Jasmin Lawrence, on Wednesday, Nov. 27, the pair announced through a ...

  9. 5ESS Switching System - Wikipedia

    en.wikipedia.org/wiki/5ESS_Switching_System

    The 5ESS switch has three main types of modules: the Administrative Module (AM) contains the central computers; the Communications Module (CM) is the central time-divided switch of the system; and the Switching Module (SM) makes up the majority of the equipment in most exchanges. The SM performs multiplexing, analog and digital coding, and ...