Using Sound Filters In Cubase Studio 4, Cubase 3

Thursday, March 19, 2009

By Greg Hoffman

In this article, I will talk about using filters and an overview of basic sound synthesis when using synthesizers, no matter if it is hardware or software synths.

The main task of the filters is to get rid of part of the sound. Thereafter, the reduced part you end up with is entirely different to the whole portion that was started with.

The base of the entire idea of subtractive synthesis is dependent on filters, which are one of the most essential sections of the creation of sound. All frequencies reach a cut-off, which is the main filter control. There are various more recognized types of filters. Here are some examples:

A band on frequencies that're allowed to pass through the center is called as a band pass. Whatsoever frequency outside of this band are halted.

The low pass filter is the most common. Whatever frequencies found below the cutoff point are permitted to pass through.

Frequency bands found in the center are not allowed to pass through cause of the band notch reject.

The opposite of the low pass of course is the high pass. This filter lets every of the frequencies above the cut off point to pass.

The higher the attenuation slope number the more efficient it is. The usual numbers are 6dB, 12dB, 18dB, and 24dB per octave. It is the increased steepness of every octave that makes this efficient. When you compare a higher pitch like 2000Hz, which's a higher octave, that 1000Hz. It indicates that a 24dB filter is twice as effective as a twelve dB filter.

A 2 pole filter is not genuinely efficient in frequency reduction. Having a 4 pole filter produces a muted dull sound because the increased number of poles attenuate the signal. The frequency is boosted by the resonance, which is another big feature.

The set frequency increases by being boosted. By doing this the filter with produce its individual sine wave, implying it has self oscillated. Then if you change the filter frequency, you could control the pitch.

If you're to utilize an envelope or an LFO, you would create a filter sweep. This'll provide you various surprising sounds. Resonance by itself is good giving a little more high end sound. - 20764

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