Modulation

Approximate Eb/No(dB) required for

BER = 10⁻⁵

BER = 10⁻⁶

BER = 10⁻⁷

FSK (incoherent)

13.2

14.2

14.8

BPSK or QPSK

9.8

10.6

11.7

FSK with FEC*

7.8

9.0

9.6

QPSK with FEC*

4.5

5.6

5.9