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Besides its use for voice communications, the DS0 rate may support twenty 2.4 kbit/s channels, ten 4.8 kbit/s channels, five 9.67 kbit/s channels, one 56 kbit/s channel, or one 64 kbit/s clear channel.
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hierarchy in telecommunications systems used in North
America. To limit the number of wires required between two involved in exchanging voice calls, a system was built in which multiple DS0s are
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The DS0 rate was introduced to carry a single digitized voice call. For a typical phone call, the audio sound is digitized at an 8
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hierarchy in telecommunications systems used in North
America, Europe, Japan, and the rest of the world, for both the early
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Because of its fundamental role in carrying a single phone call, the DS0 rate forms the basis for the digital multiplex
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together on higher capacity circuits. In this system, twenty-four (24) DS0s are multiplexed into a
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can mean that a DS0 channel carried over that system is not an error-free bit-stream. The
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for each of the samples. This results in a data rate of 64
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signal. Twenty-eight (28) DS1s are multiplexed into a
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sample rate, or 8000 samples per second, using 8-bit
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156:system, form the basis for the digital multiplex
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263:"Definition from Federal Standard 1037C"
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55:adding citations to reliable sources
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312: This article incorporates
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325:General Services Administration
42:needs additional citations for
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346:Telecommunications standards
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320:Federal Standard 1037C
314:public domain material
243:out-of-band signaling
185:pulse-code modulation
152:system and T0 in the
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239:robbed bit signaling
229:E0 (standardized as
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66:"Digital Signal 0"
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62:Find sources:
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273:2008-10-01
249:References
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235:ITU G.711
231:ITU G.703
212:T-carrier
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150:E-carrier
340:Category
285:See also
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