Directed Audio D1200 - Manual (Page 21)

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MULTIPLE AMPLIFIER COMBINATIONS
The Directed D1200/D2400 subwoofer
amplifiers can also be used in multiples
of the master/slave combinations
allowing for unlimited expansion to a
systems subwoofer section. To use
multiples of amplifier combinations the
following directions must be adhered to
for best results.
„ AAuuddiioo ssiiggnnaall - Divide the head unit
or processor audio signal to the
master amplifiers by using RCA Y
adapters. Be sure to divide them an
even number of times to ensure the
input level at each master amplifier
is matched.
„ AAm mpplliiffiieerr ccoonnffiigguurraattiioonn - Set up
each master/slave amplifier combi-
nation as described for the combi-
nation type being used. (Refer to
the
Parallel Synced Gain or the
External Synced Bridged section of
this guide for amplifier and speaker
connection descriptions.)