Apple Logic Express 7 - Manual (Page 25)

Chapter 3 Equalizer 25
Individual EQs
Parametric EQ
The Parametric EQ offers the following three parameters:
• Hz: Center frequency
• dB: Cut/Boost
• Q: Quality
A symmetrical frequency range on either side of the center frequency is boosted or cut.
You can adjust the width of this frequency range with the Q control.
High Shelving EQ/Low Shelving EQ
• The Low Shelving Equalizer only affects the frequency range below the selected
frequency.
• The High Shelving Equalizer only affects the frequency range above the selected
frequency.