Filter calculator
Ri internal resistor
Bass 44000 ohm
Mid 25000 ohm
R2 (Ohm) :
C1 (nF):
C2 (nF) :
Calculate bandpass filter in TDA7439 soundprocessor. Midrange internal resistor is 25000 ohm Bass internal resistor is 44000 ohm
Center frequency (fo):
Q factor:
Gain at maximum boost:
Lower frequency:
Upper frequency:
Bandwidth:
Calculate