Sound Devices 664, User Manual

Page: 170 / 183

User Guide
170
Setting LF and HF Frequency Defaults
The default for LF is 100 Hz and the default for HF is 10 kHz, but both may be
adjusted for each individual input via setting in the EQ submenu.
To adjust LF and HF Freq. defaults:
1. Press MENU.
2. Select CL-12 > EQ.
3. Do the following:
X
Select LF Freq and set a new value. Options include values in incre -
ments of 10 from a minimum 60 Hz to maximum 300 Hz.
X
Select HF Freq and set a new value. Options include values in incre -
ments of 10 from a minimum 8 kHz to maximum 16 kHz.
Setting LF and HF Filter Types
The CL-12’s EQ offers two types of filters: Peaking and Shelving, and these may
be adjusted individually for each input.
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Peaking A peaking filter will create a hill- or peak-like boost
or cut around a particular frequency. The spread of
the “peak” will vary based on the Q-factor.
Shelving A shelving filter will slope up or down to a
particular point and remain constant at its level of
boost or cut.
The sample image shows examples of both
shelving (LF) and peaking (HF).
To set type of LF and HF filters:
1. Press MENU.
2. Select CL-12 > EQ.
3. Do the following:
X
Select LF Filter Type and set each input to either Peaking or Shelving.
X
Select HF Filter Type and set each input to either Peaking or Shelving.