Reference Designer Calculators



Pi Attenuator Calculator


Pi Attenuator Calculator is used by RF designers to attenuate the RF signals.



Following is the formula for Pi Attenuation

R1 = Z0 * ((10 (dB / 20) + 1) / (10 (dB / 20) - 1))
R2 = (Z0/2) * (10 (dB / 10) - 1) / (10 (dB / 20) )




Zo in Ohms
Attenuation in dB
 
R1
R2