Pi and T Attenuator calculation

Pi Attenuator



1.  Enter Attenuation required (and Zo if Not 50R) and Click the  button
to calculate the precise resistance values.
2.   Enter convenient standard resistor values for R1 and R2 and click

Pi-Filter Diagram

Attenuation required

 




R1  Ω R2  Ω Zo  Ω



Attenuation =   



T Attenuator


1.  Enter Attenuation required (and Zo if Not 50R) and Click the  button
to calculate the precise resistance values.
2.   Enter convenient standard resistor values for R1 and R2 and click

T-filter diagram

Attenuation required
 



R1  Ω    R2  Ω     Zo  Ω



Attenuation =