Definitions for ds1

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  1. DS1(Noun)

    (abbreviation for "digital signal 1.") See T1.


  1. Digital Signal 1

    Digital Signal 1 is a T-carrier signaling scheme devised by Bell Labs. DS1 is a widely used standard in telecommunications in North America and Japan to transmit voice and data between devices. E-carrier is used in place of T-carrier outside North America, Japan, and South Korea. DS1 is the logical bit pattern used over a physical T1 line; however, the terms "DS1" and "T1" are often used interchangeably.

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