USRobotics V.34 user manual Appendix K. Technical Specifications

COURIER HIGH SPEED MODEMS

APPENDIX K. TECHNICAL SPECIFICATIONS

Your modem uses multiple standard modulation protocols and is also compatible with many nonstandard schemes.

V.34

28.8K, 26.4K, 24K, 21.6K, 19.2K, 16.8K, 14.4K, 12K, 9600, 7200, 4800, and 2400 bps asynchronous Trellis Coded Modulation (TCM)

V.Fast Class (V.FC)

28.8K, 26.4K, 24K, 21.6K, 19.2K, 16.8K, 14.4K bps asynchronous Trellis Coded Modulation (TCM)

U.S. Robotics V.32 terbo

21.6K, 19.2K, 16.8K, 14.4K. 12K, 9600, 7200 bps asynchronous, 19.2K, 16.8K, 14.4K. 12K, 9600, 7200 bps synchronous, Trellis Coded Modulation (TCM)

4800 bps, synchronous/asynchronous, Quadrature Amplitude Modulation (QAM)

U.S. Robotics High Speed Technology (HST)

16.8K, 14.4K, 12K, 9600, 7200 bps, synchronous/asynchronous, asymmetrical, 450 bps back channel with automatic handshake adjustment to 300 bps, Trellis Coded Modulation (TCM), Quadrature Amplitude Modulation (QAM)

4800 bps, synchronous/asynchronous, asymmetrical, 450 bps back channel with automatic handshake adjustment to 300 bps, Quadrature Amplitude Modulation (QAM)

ITU-T V.32 bis

14.4K. 12K, 9600, 7200 bps, synchronous/asynchronous, Trellis Coded Modulation (TCM)

4800 bps, synchronous/asynchronous, Quadrature Amplitude Modulation (QAM)

Technical Specifications K-1