The RLC circuits shown below act as two-pole band-pass filters. Series or parallel LC: ω0 1 LC (resonant frequency; zL = -zC)
![passive networks - Parallel RLC bandpass filter Bandwidth incorrect - Electrical Engineering Stack Exchange passive networks - Parallel RLC bandpass filter Bandwidth incorrect - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/kVGth.png)
passive networks - Parallel RLC bandpass filter Bandwidth incorrect - Electrical Engineering Stack Exchange
![capacitor - How can this Parallel LC circuit act as a filter? - Electrical Engineering Stack Exchange capacitor - How can this Parallel LC circuit act as a filter? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/L6Pm8.png)
capacitor - How can this Parallel LC circuit act as a filter? - Electrical Engineering Stack Exchange
![L-C equivalent circuit model for proposed wide band bandpass filter... | Download Scientific Diagram L-C equivalent circuit model for proposed wide band bandpass filter... | Download Scientific Diagram](https://www.researchgate.net/publication/309882137/figure/fig11/AS:427295002370052@1478886475643/L-C-equivalent-circuit-model-for-proposed-wide-band-bandpass-filter-13-16.png)