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network that allows you to select the crossover mode (Highpass—Full Range) and desired
crossover point for channels 1 and 2. Channels 3 and 4 allow you to select between a
Highpass 12db slope, a 12db Stereo Lowpass / Bandpass slope and a mono 24db Lowpass /
Bandpass slope. For example if you wish to drive a pair of subwoofers on channels 3 and 4
out the high frequencies with a 24db slope. You will then need to adjust the Lowpass
control to the desired frequency setting (make sure to have the Highpass control set to
switch to LP/BP stereo. Once the LP/BP stereo switch setting is selected you will use both
any unwanted low frequencies with a 12db slope.
The A6 1600.1D, A6 1900.1D and A6 2800.1D are equipped with a variable 24db slope
feature a variable Bass Boost EQ is set at 45Hz. In some subwoofer enclosure installations it
may necessary to use the Phase Shift feature. The Phase Shift button sets the Subwoofer
subwoofer enclosure. All A6 mono amps are also equipped with Multi-Linking technology.
When using a single A6 mono amp set the Master / Slave switch to the Master position.
the slave setting the front panel controls become inoperative. All adjustments for both
( A6 800.4, A6 1200.4, A6 1600.4 ) ( A6 1600.1D, A6 1900.1D, A6 2800.1D )
Master Amp
Slave Amp
Select Master
Select Slave
RCA input
Master controls
Slave controls are void
+
2 ohm minimum
Multi-Link
Diagram