In the time-division multiplexing hierarchy of the telephone network, DS3 is defined as the third level of multiplexing.ĭigital Signal Level 0 or "DS0" means the 64 Kbps zero-level signal in the time-division multiplex hierarchy.Īccess Tandem Switch is a Switch used to connect End Office Switches to interexchange Carrier Switches. Satellite means any satellite owned by the Issuer or any of its Restricted Subsidiaries and any satellite purchased by the Issuer or any of its Restricted Subsidiaries pursuant to the terms of a Satellite Purchase Agreement, whether such satellite is in the process of manufacture, has been delivered for launch or is in orbit (whether or not in operational service).ĭigital Signal Level 3 (DS-3 means the 44.736 Mbps third level signal in the time division multiplex hierarchy.ĭigital Signal Level 3 or "DS3" means the 44.736 Mbps third-level signal in the time-division multiplex hierarchy. There are twenty-four (24) DS-0 channels in a DS-1. Related to Unencrypted satellite Free-TV rightsĭigital Signal Level 0 (DS-0 means the lowest-level signal in the time division multiplex digital hierarchy, and represents a voice-grade channel operating at either the 56 Kbps or 64 Kbps transmission bit rates.
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