VIETA VDC-48 User Manual page 15

FRQH:
The filter cut-off frequency for the high frequency crossover point (low pass)
ranges from 20 to 30kHz in either 1Hz steps or 1/36 octave steps. The
frequency steps can be selected in the System Menu.
page 21 for more details.
SLPH:
The filter slope for high frequency crossover point (low pass) ranges from 6
to 48dB/octave. If the selected filter type is Linkwitz Riley, the available
slopes are 12, 24, 36 or 48 dB/octave only.
Filter
configuration
None
Highpass
Lowpass
Bandpass
O1:
FRQH:1000Hz
O1:
SLPH:24dB
Low crossover
point
FTRL Off
FTRL not Off
FTRL Off
FTRL not Off
VIETA VDC-48 User Manual - Page 15
XOver
XOver
High crossover
point
FTRH Off
FTRH Off
FTRH not Off
FTRH not Off
Please refer to
FRQL
FRQH
FRQL FRQH