The bandwidth allocation chart below assumes Quadrature Phase Shift Keying (QPSK). The table illustrates the approximate bandwidth/speed that can be achieved in kilobits per second using a certain frequency range, Forward Error Correction and QPSK modulation.
Information Bit rate |
Transmission rate |
Transmitted Symbol rate |
Allocated Bandwidth |
|
kBps | FEC | kBps | Sps | kHz |
64 |
R 1/2 |
128 |
64 |
84 |
64 | R 3/4 | 85 | 43 | 56 |
512 | R 1/2 | 1024 | 512 | 675 |
512 | R 3/4 | 683 | 341 | 450 |
2048 | R 1/2 | 4096 | 2048 | 2703 |
2048 | R 3/4 | 2730 | 1365 | 1802 |
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