Band pass 3 nd Order (18dB) normal polarity

Change parameters to your requirements

The calculated values

Frequency Spread high/low 3 octaves

Cross-over frequency high 8000 Hz

Cross-over frequency low 1000 Hz

Bandpass gain 0 db

C1 = 3.91 uF

C2 = 13.75 uF

C3 = 42.72 uF

L1 = 0.18 mH

L2 = 0.08 mH

L3 = 0.96 mH

the calculated values are rounded to 2 decimals

Recommended values for capacitors

C1 = 3.9 uF

C2 = 12 uF + 1.7 uF  parallel

C3 = 40 uF + 2.7 uF  parallel

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