RC Low Pass FilterSince capacitive reactance decreases with frequency, the RC circuit shown discriminates against high frequencies. The circuit is an AC voltage divider with an output which falls off at high frequencies at the rate of 6 dB per octave.

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RC Low Pass Filter Details

Index Capacitance concepts Inductance concepts  
HyperPhysics***** Electricity and Magnetism  Go Back 
RC Low Pass Filter CalculationSince capacitive reactance decreases with frequency, the RC circuit shown discriminates against high frequencies. The circuit is an AC voltage divider with an output which falls off at high frequencies at the rate of 6 dB per octave.

Index Capacitance concepts Inductance concepts  
HyperPhysics***** Electricity and Magnetism  Go Back 