The cutoff frequency for a high-pass filter is that frequency at which the output (load) voltage equals 70.7% of the input (source) voltage . Above the cutoff frequency, the output voltage is greater than 70.7% of the input, and vice versa.
The cutoff frequency for a high-pass filter is that frequency at which the output (load) voltage equals 70.7% of the input (source) voltage . Above the cutoff frequency, the output voltage is greater than 70.7% of the input, and vice versa.