Примери за използване на Cutoff frequency на Английски и техните преводи на Български
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Where ωc is the cutoff frequency.
Adjusts the cutoff frequency of the Wireless Subwoofer.
Take a low pass filter with a cutoff frequency of 40 Hz.
Where the cutoff frequency is ωc= 2 π fc/ fs, and substitute n= k- M.
All three filters have a cutoff frequency of 40 Hz.
The cutoff frequency of the high pass filter is usually between 500 Hz and 2 kHz.
Note that the magnitude response at the cutoff frequency is.
Use the cutoff frequency 40 Hz.
It is thus a high pass filter with a cutoff frequency of 40 Hz.
Where fc is the cutoff frequency and fs is the sampling frequency. .
It is thus a low pass filter with a cutoff frequency of 40 Hz.
The cutoff frequency translates to ωc= 191 Hz, and the transfer function above produces a filter with the following magnitude response.
All frequencies above the cutoff frequency are completely removed.
In the example above, α= 0.5, β= 0.25, and f0=¼ fc,where fc is the cutoff frequency.
Suppose, for example, that the cutoff frequency is ωc= 0.6. The transfer function becomes.
The low pass filter will pass only low frequencies, below some cutoff frequency.
All frequencies below the cutoff frequency remain at their original amplitude.
This is essentially the first order impulse invariant low pass Butterworth filter with cutoff frequency 1.
All frequencies below the cutoff frequency are output to the Wireless Subwoofer.
This is an ideal magnitude response of some low pass filter with normalized cutoff frequency fc/ fs.
Note that BN increases as the cutoff frequency of the low pass filter increases.
The following is a graph of the magnitude response of an ideal low pass filter with some cutoff frequency.
All frequencies above the cutoff frequency remain at their original amplitude.
This transfer function is normalized(i.e., it is for the Butterworth low pass filter with cutoff frequency 1).
These are low pass filters with cutoff frequency fc= 40 Hz at the sampling frequency fs= 2000 Hz.
Although this is also not an ideal low pass filter,it is a practical low pass filter with cutoff frequency 191 Hz.
This filter is a high pass filter with a cutoff frequency f as it allows frequencies above f to pass and as it attenuates frequencies below f.
Where Bn is the desired magnitude response of the filter,equal to 1 up to the cutoff frequency fc and zero afterwards.
A digital Butterworth filter with a cutoff frequency ωa, before the bilinear transformation will have a cutoff frequency of ωd= 2 arctan(ωa/ 2) after the bilinear transformation.
Note that the two filters cross at around -3 dB, which, typically of Butterworth filters,happens at the cutoff frequency.