Commercial Switched Satellite Telephone

The commercial switched satellite telephone is a hubless, wireless, seamless communications system designed to operate at speeds from 8 KBPS to 6 MBPS. The system utilizes simplified state of the art software, high powered satellites, small antennas, and economical hardware. This system will provide cost effective, reliable and friendly user performance.

Flexibility
- DAMA (Demand Assigned Multiple Access)
  - Utilizes satellite time only when an active call is in session
  - Allows the user to select bandwidth as required
  - Complies with ITU standards
  - Expandable network capability (2 to 500 sites)
- Voice
  - Supports CELP voice
  - Supports LDCELP voice
  - Supports ADPCM voice
  - Supports PCM voice
  - Supports Stu III telephones
  - Supports Group III fax from 2.4 to 14.4 KBPS
- Data rates 8 KBPS to 6 MBPS
- LAN/LAN TCP/IP Ethernet interface (option)

Physical Characteristics
- Typical 2.4 meter satellite antenna required
- RF transceiver
- DAMA modem
- Expansion chassis optional

Power
- AC (standard) 85 to 132, 170 to 264 VAC, 47 to 63 Hz
- DC (option) 48 VDC
- Consumption 1000 watts or less typical

Network Management Operation Communications Center (NMOCC) support
- Monitor and Control (M&C) channel
  - Circuit set up in less than 3 seconds
  - Automatically calculates uplink power to assure proper BER
  - Random assignment of transmit and receive frequencies
  - diagnostic capabilities for remote terminals
- Supplies interconnect to Worldwide Public Switched Network
- Billing capabilities as required
- Connections to Metropolitan Area Ethernet (MAE) for Internet access
- 24 hour dial up help desk
- Multilingual staff

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