The third DS level, a framing specification for digital signals in the North American digital transmission hierarchy. A DS3 signal has a transmission rate of 44.736 Megabits per second.

DS3 is used, for example, on T3 synchronous Integrated Services Digital Network lines.

Last updated: 1995-01-12

Nearby terms:

dry runDS0DS1DS1CDS2DS3DSADSDMDSEDSEED-shell connector

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