Pi Attenuator Calculator

Enter values and select a unit and result will be displayed.

Enter your values:

Attenuation (A):
dB
Input Impedance (Zi):
Output Impedance (Zo):

Result:

Ra::
Rb::
Rc::
Pi Attenuator Calculator *Strictly, a loss quantity when expressed in dB should be positive. However, convention and some literature quote return loss as a negative value akin to an S(1,1) measurement on a Network analyser. *Attenuation result is in the specified system Zo
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