Twin-T Notch Filter Design Tool

This page is a web application that design a Twin-T notch filter. Use this utility to simulate the Transfer Function for filters at a given center rejection frequency or values of R and C. The response of the filter is displayed on graphs, showing Bode diagram, Nyquist diagram, Impulse response and Step response.

Calculate the transfer function for Twin-T notch filter with R and C values

Vin(s)→ →Vout(s)
Transfer function
    Transfer function of Twin-T notch filter
R1=Ω C1=F
R2=Ω C2=F
R3=Ω C3=F
p:pico, n:nano, u:micro, k:kilo, M:mega

Frequency analysis

Bode diagram
    Phase  Group delay
Nyquist diagram
Pole, zero
Phase margin
Oscillation analysis

Upper and lower frequency limits:
  f1= - f2=[Hz] (frequency limits are optional)

Transient analysis

Step response
Impulse response
Overshoot
Final value of the step response

Simulation time:
  0 - [sec] (optional)


Calculate the R and C values for the Twin-T notch filter at a given frequency

Vin(s)→ →Vout(s)
Center rejection frequency
    

f0= Hz
C1 = F C2 = F
C3 = F
C1, C2, C3 is optional. But when setting these capacitances, C1, C2 and C3 of all are needed to give.

Select Capacitor Sequence:
Select Resistor Sequence:

Frequency analysis

Bode diagram
    Phase  Group delay
Nyquist diagram
Pole, zero
Phase margin
Oscillation analysis

Upper and lower frequency limits:
  f1= - f2=[Hz] (frequency limits are optional)

Transient analysis

Step response
Impulse response
Overshoot
Final value of the step response

Simulation time:
  0 - [sec] (optional)