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CDi DriveCore Series Operation Manual
Using HiQnet Audio Architect
Crossover Panel
The Crossover provides infinite impulse response (IIR) filters. Each filter has up to +24/-60dB of
gain. The Crossover panel is used to edit the crossover settings and can be accessed by double-
clicking the XOVER button from the Main CDi DriveCore Control panel (see Figure 51).
NOTE: If speaker tunings have been configured for a channel, the Crossover panel will not be
available for that channel.
Available low-pass/high-pass lter types:
• Bessel: 12dB/oct, 18dB/oct, 24dB/oct, 30dB/oct, 36dB/oct, 42dB/
oct, 48dB/oct
• Butterworth: 6dB/oct, 12dB/oct, 18dB/oct, 24dB/oct, 30dB/oct,
36dB/oct, 42dB/oct, 48dB/oct
• Linkwitz-Riley: 12dB/oct, 24dB/oct, 36dB/oct, 48dB/oct
FIR Filters
For advanced users, the Crown CDi
DriveCore amplifiers provide support
for importing or entering FIR filter
coefficients. Support is provided for
one FIR filter per amplifier channel
using up to 1024 taps per filter.
The FIR filter window can be accessed
by holding the alt key on the keyboard
while double-clicking the Crown logo
on the bottom-right corner of the Main
CDi DriveCore Control panel (see
Figure 53).
For additional information on using
FIR filters with the CDi DriveCore
amplifiers, please contact Crown
Technical Support.
Figure 51: XOVER button
Figure 52: X-Over panel
Hold the alt key while double-
clicking the Crown logo to open
the FIR Filter window
Figure 53: The FIR Filter window
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