Filter Designer - Low-Pass, High-Pass, Band-Pass, Band-Stop | Brazy Tools

Cutoff Frequency (fc) * Hertz (Hz)

Resistor (R) * Ohms (Ω)

Capacitor (C) Farads (F)

— F

Required capacitance

Low-Pass

Gain (dB) Frequency (Hz)

Type: Low-Pass fc: — R: — C: —

Vin → R ─┬─ C ─┴─ GND → Vout (across C)

Cutoff Frequency (fc) * Hertz (Hz)

Resistor (R) * Ohms (Ω)

Capacitor (C) Farads (F)

— F

Required capacitance

High-Pass

Gain (dB) Frequency (Hz)

Type: High-Pass fc: — R: — C: —

Vin → C ─┬─ R ─┴─ GND → Vout (across R)

Center Freq (f0) * Hertz (Hz)

Resistor (R) * Ohms (Ω)

Capacitor (C) Farads (F)

— F

Required capacitance

Band-Pass

Gain (dB) Frequency (Hz)

Type: Band-Pass f0: — R: — C: —

Vin → R ─┬─ C ─┴─ L → Vout (RLC circuit)

Notch Freq (f0) * Hertz (Hz)

Resistor (R) * Ohms (Ω)

Capacitor (C) Farads (F)

— F

Required capacitance

Band-Stop

Gain (dB) Frequency (Hz)

Type: Band-Stop f0: — R: — C: —

Vin → L ─┬─ C ─┴─ R → Vout (parallel LC)