Method

|C₂₀|

|C₂₁|

|C₄₀|

|C₄₁|

|C₄₂|

|C₆₀|

2ASK

0.5

0.5

2

4ASK

0.375

0.17

0.38

2FSK

0.5

1

0.31

1

1.02

4FSK

0.25

1

0.012

0.5

1.08