Pi-Pad Attenuator Calculator
Design Mode (Calculate from dB target)
Analysis Mode (Enter custom resistor values)
Inventory Mode (Choose from available resistors)
Design Parameters
System Impedance (Ω):
Target Attenuation (dB):
Resistor Tolerance (%):
0.1%
0.25%
0.5%
1%
2%
5%
Calculate Ideal Values
Custom Resistor Values
System Impedance (Ω):
Target Attenuation (dB):
R1 Series Resistor (Ω):
R2/R3 Shunt Resistors (Ω):
Analyze Custom Values
Available Resistor Values
System Impedance (Ω):
Target Attenuation (dB):
Available Resistors (Ω):
47, 68, 100, 120, 150, 180, 220, 270, 330, 390, 470, 560, 680, 820, 1000, 1200, 1500, 1800, 2200, 2700, 3300, 3900, 4700, 5600, 6800, 8200, 10000
Load E12 Series
Load E24 Series
Clear List
Find Best Combination
Calculated Values
IN
R2
R1
R3
OUT
Component
Nominal Value
Tolerance Range
E24 Series
R1 (series)
-
-
-
R2, R3 (shunt)
-
-
-
Parameter
Value
Target vs Actual
R1 (series)
-
-
R2, R3 (shunt)
-
Actual Attenuation
-
-
Rank
R1 (Ω)
R2/R3 (Ω)
Actual dB
Error
Rating
Best Match Summary
Performance Analysis
Nominal Attenuation:
-
Worst-case Range:
-
Input Return Loss:
-
Power Rating (1W input):
-
Design Notes
We use cookies to ensure that we give you the best experience on our website. If you continue to use this site we will assume that you are happy with it.
Ok
No
Privacy policy