Modulation mode

BPSK/QPSK

8PSK

16QAM

64QAM

Eb/N0 for BER = 10⁻⁴

13.9 dB

17.5 dB

17.8 dB

22.1 dB

Difference

3.6 dB

0.3 dB

4.3 dB

Frequency

120 KHz

110 KHz

100 KHz

H (f)

−105.8 dB

−101.8 dB

−97.6 dB

Difference

4 dB

4.2 dB