Model XC0450A-03
Rev B
Γ× 0.707V ∠θ
0.707V∠θ (-3dB)
4
Input
1
Varactor Diodes
Vdc
Output
2
3
0.707V ∠θ -90 (-3dB)
Γ× 0.707V ∠θ -90
* |Γ (0.5V ∠2θ -90 + 0.5V ∠2θ -90)| =| Γ|
* The phase angle of the signal exiting port 2 will vary with the phase angle of Γ, which is the reflection
angle from the varactor. The varactors must be matched so that their reflection coefficients are equal.
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