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Testapedia Glossary

T1


Term
T1

Abbreviation
 

Definition
The T1 carrier is the most commonly used digital transmission service in the United States, Canada, and Japan. In these countries, it consists of 24 separate channels using PCM (Pulse Code Modulation) signals with TDM (Time-Division Multiplexing) at an overall rate of 1.544 Mbps (Million bits per second).

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