When a capacitor is placed in series with the power source of the circuit and a resistor is placed in parallel to that same power source as shown in the diagram circuit above this type of circuit forms a high pass filter. When a resistor is placed in series with the power source and a capacitor is placed in parallel to that same power source as shown in the diagram circuit above this type of circuit forms a low pass filter. What Is A Low Pass Filter A Tutorial On The Basics Of Solved 14 1 A Resistor Denoted As Rl Is Connected In Para Filter Circuits Working Series Inductor Shunt Capacitor Rc Capacitors are reactive elements which make them suitable for use in analog electronic filters. Capacitor resistor filter . An rc high pass filter is a filter circuit composed of a resistor and a capacitor which passes high frequency signals and blocks low frequency sign...