Case

Frequency

Phase difference

α₁ = α₂ = α₃ = 1

3.50 MHz

90.00˚

α₁ = α₂ = 1, and α₃ = 0.5

35.50 MHz

99.21˚

α₁ = α₂ = α₃ = 0.5

1.02 GHz

123.13˚