The Spectral Edit Parametric EQ is an Audacity plugin created by Paul Licameli and updated by Steve Daulton. This plugin is designed to allow users to easily adjust the gain, center frequency, and bandwidth of a selection of audio frequencies. This plugin is useful for fine-tuning the sound of an audio track, allowing users to adjust the frequencies to achieve the desired sound. The plugin is released under the GNU General Public License v2.0, so it is free to use and modify.
The SpectralEditParametricEQ.ny plugin for Audacity provides a powerful tool for audio manipulation. It allows users to adjust the gain, center frequency, and bandwidth of a selected frequency range. This can be used to enhance or reduce certain frequencies within a track. The plugin is written in the Nyquist programming language. It contains a number of user interface controls that can be manipulated to adjust the settings. These include the gain in decibels, the center frequency, and the bandwidth. The plugin also includes a number of functions for processing the audio data and calculating the desired effect. The plugin also includes a number of safeguards to ensure that the user does not select a frequency range that is too high for the track's sample rate. It also prevents the user from selecting a center frequency that is above the Nyquist frequency. This ensures that the plugin produces the best possible audio results.
To increase the gain of a high frequency selection in Spectral Edit Parametric EQ, open the plugin in Audacity. Select the part of the track that you want to apply the effect to, then adjust the 'Gain' control to the desired level. The gain can be set from -24 dB to 24 dB. Once you have set the gain, click the 'OK' button to apply the effect.
To apply a Parametric EQ to a low frequency selection in Audacity, open the track you wish to edit in the program. Select the range of frequencies you wish to edit, then open the Spectral Edit Parametric EQ plugin. In the plugin, adjust the Gain (dB) control to the desired amount of boost or cut. Click OK to apply the EQ effect to the selection.
To apply a parametric EQ to a mid-range selection in Audacity, select the mid-range frequencies you wish to edit in the audio track. Then, select the Spectral Edit Parametric EQ effect from the Effect menu. In the effect window, set the Gain (dB) to the desired value, and click OK to apply the effect. The parametric EQ will be applied to the selected mid-range frequencies, and the audio track will be modified accordingly.
Example 4: Applying EQ to a Selection with a Wide Bandwidth In Audacity, select a range of frequencies that you would like to apply an equalizer to. This can be done by clicking and dragging your cursor across the waveform to select the desired range. Once the range is selected, go to the Effect menu, select Spectral Edit Parametric EQ, and click on the Preview button to apply the effect. The Spectral Edit Parametric EQ effect allows you to apply an equalizer to a selection of frequencies with a wide bandwidth. You can adjust the Gain (in dB) to increase or decrease the sound in the selected range, as well as adjust the Center Frequency and Bandwidth to change the range of frequencies affected by the equalizer. When you are satisfied with the settings, click on the OK button to apply the effect.
Example 5: Applying EQ to a Selection with a Narrow Bandwidth In Audacity, you can apply an EQ effect to a selected range of frequencies in your audio track. This example will show you how to apply a parametric EQ to a selection with a narrow bandwidth. First, open the audio track and select the range of frequencies you want to apply the EQ to. You can use the Frequency Selection Tool to select the range. Next, open the Effects menu, and select the "Spectral Edit Parametric EQ" effect. This will open a window with the controls for the EQ. In the "Gain (dB)" control, enter the gain value you want to apply to the selection. This will be the amount of boost or cut applied to the selection. You can then adjust the "Bandwidth" control to set the bandwidth of the EQ. The bandwidth is the range of frequencies that will be affected by the EQ. A narrower bandwidth will only affect the frequencies within the selection, while a wider bandwidth will also affect frequencies outside of the selection. Once you're done, press "OK" to apply the EQ to your selection. You can then preview the effect and adjust the settings as needed.
You may download SpectralEditParametricEQ.ny by clicking here