[Operation Amplifier] [Active Filters] [Interfaces]

Need help with the circuits? See the tutorial.

Basic circuit blocks

Active Filters:

• Butterworth 1st order Lowpass
• Butterworth 1st order Highpass
• Butterworth 2nd order Lowpass
• Butterworth 2nd order Highpass
• Butterworth 3rd order Lowpass
• Butterworth 3rd order Highpass
• Butterworth 4th order Lowpass
• Butterworth 4th order Highpass
• Bessel 2nd order Lowpass
• Bessel 2nd order Highpass
• Bessel 3rd order Lowpass
• Bessel 3rd order Highpass
• Bessel 4th order Lowpass
• Bessel 4th order Highpass
• Linkwitz 4th order Lowpass
• Linkwitz 4th order Highpass

Last updated 1997-11-17.