A graphic equalizer can be used for the same purpose but with somewhat less precision.
This signal is then run through a graphic equalizer to occasionally change its timbre.
And the K5 has no graphic equalizer that might mitigate that effect.
I think the best way to look at this is to see how a F note of a instrument look like in a graphic equalizer.
They boasted three channels with the option of a graphic equalizer on some models.
Such filters are often included with graphic and parametric equalizers to give full control of the frequency range.
In the graphic equalizer, the input signal is sent to a bank of filters.
Then a graphic equalizer can be easily adjusted to compensate for the room's acoustics.
Just like those graphic equalizers we had in college.
For example, it is used in hi-fi graphic equalizers.