d&b audiotechnik Ci7-TOP, Manual For Use

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Operation with E-PAC (version 3 with display only)
Selecting C7-TOP mode enables the E-PAC to drive one Ci7-TOP
loudspeaker. LO IMP mode allows the E-PAC to drive two Ci7-TOP
loudspeakers with a 6 dB reduction of input level to the speakers.
The CUT and HFA settings are available. The characteristics of the CUT
and HFA settings are explained in the previous section "Operation with
D6 or D12 - Controller settings".
Operation with P1200A
Fig. 4: Controls on C7-TOP
controller module
Up to two Ci7-TOP cabinets can be driven by each P1200A power
amplifier channel fitted with a C7-TOP controller module. Fitting one
C7-TOP and one subwoofer controller module allows a single
mainframe to drive two Ci7-TOP and two active subwoofer cabinets.
The CUT and HFA settings are available. The characteristics of the CUT
and HFA settings are explained in the previous section "Operation with
D6 or D12 - Controller settings".
Dispersion characteristics
The diagrams below show dispersion angle vs frequency plotted using
lines of equal sound pressure (isobars) at –6 dB and –12 dB. The
nominal 75° horizontal dispersion is maintained from 17 kHz down to
600 Hz.
Fig. 5: Ci7-TOP isobar diagrams
Ci7-TOP Manual (2.1 EN) Page 6 of 8