Oscillator Calculators Online

Select Oscillator:

Wein Bridge Oscillator

Inputs:
Calculate F_r & B from R & C:
Resistor value(R):
Capacitor value(C):

Results:
Resonant Frequency(F_r):
Feedback Fraction(B):

Calculate R & B from F_r & C:
Reso.Frequency(F_r):
Capacitor value(C):

Results:
Resistor Value(R):
Feedback Fraction(B):

Equations Used:
\(F_{r}= \frac{1}{2\pi RC},\) \(B=\frac{1}{\sqrt{9-(X_{c}/R-R/X_{c})^2}}\)

About Wienbridge Calculator

The above online Wienbridge calculator helps you to calculate the resistor and capacitor values for desired resonant frequency.

RC Phase Shift Oscillator Calculator

Inputs:
Calculate F_r,R_f & A_CL from R & C
Resistor value(R):
Capacitor value(C):

Results:
Reso. Frequency(F_r):
Feedback Resistor(R_f):
Closed Loop Voltage Gain(A_CL):

Calculate R,R_f & A_CL from F_r & C
Reso. Freq.(F_r):
Capacitor value(C):

Results:
Resistor Value(R):
Feedback Resistor(R_f):
Closed Loop Voltage Gain(A_CL):

Equations Used:
\(F_{r}= \frac{1}{2\pi RC\sqrt{6}},\) \(R_{b}=29R,\) \(A_{CL}=\frac{R_{f}}{R},\) \(B=\frac{1}{29}\)

About RC Phase Shift Oscillator Calculator

The above online RC phase shift oscillator calculator is free and calculates the resistor, capacitor, resonant frequency, feedback fraction for the oscillator circuit.

Colpitts Oscillator Calculator

Inputs:
Calculate F_r,B & A_CL(min) from L, C₁ & C₂
Capacitor 1(C1):
Capacitor 2(C2):
Inductor(L):

Results:
Reso. Frequency(F_r):
Feedback Fraction(B):
Closed Loop Voltage Gain(A_CL):

Calculate L,B & A_CL(min) from F_r,C₁ & C₂
Reso. Freq.(F_r):
Capacitor 1(C1):
Capacitor 2(C2):

Results:
Inductor(L):
Feedback Fraction(B):
Closed Loop Voltage Gain(A_CL):

Equations Used:
\(F_{r}= \frac{1}{2\pi \sqrt{LC}},\) \(C=\frac{C_{1}C_{2}}{C_{1}+C_{2}},\) \(B=\frac{C_{1}}{C_{2}}\)

About Colpitts Oscillator Calculator

The above online Colpitts Oscillator calculator is free and calculates the resistor, capacitor, resonant frequency, feedback fraction for the oscillator circuit.

Hartley Oscillator Calculator

Inputs:
Calculate F_r,B & A_CL(min) from C, L₁ & L₂
Inductor 1(L1):
Inductor 2(L2):
Capacitor(C):
Results:
Reso. Freq.(F_r):
Feedback Fraction(B):
Closed Loop Voltage Gain(A_CL):

Calculate C,B & A_CL(min) from F_r,L₁ & L₂
Reso. Freq.(F_r):
Inductor 1(L₁):
Inductor 2(L₂):

Results:
Capacitor(C):
Feedback Fraction(B):
Closed Loop Voltage Gain(A_CL):

Equations Used:
\(F_{r}=\frac{1}{2\pi \sqrt{LC}},\) \(L=L_{1}+L_{2},\) \(B=\frac{L_{2}}{L_{1}},\) \(A_{CL(min)}=\frac{L_{1}}{L_{2}}\)

About Hartley Oscillator Calculator

The above online Hartley Oscillator calculator is free and calculates the resistor, capacitor, resonant frequency, feedback fraction for the oscillator circuit.