Active Speech Filter Design Calculator _ Online Computing Tools

Active Speech Filter Design Calculator

Instructions for use: Please select the type of filter you want to design (Qualcomm, Low Pass or Bandpass Filter),
click on the display circuit diagram to display the circuit diagram;

Input parameters: voltage amplification factor; filter cutoff frequency in HZ; capacitance C2 value in nF.

When you are designing a bandpass filter, enter the filter bandwidth you will design in the Bandwidth box.