MACKIE 18" Powered Subwoofer HD 1801 - Manual (Page 6)

HD1801: STEREO 4-WAY SYSTEM WITH HD1531 LOUDSPEAKERS
This diagram shows the left and right line level outputs of a Mackie Onyx 1620i mixer feeding input A
of two Mackie HD1801 subwoofers. The High Pass output A of each subwoofer then feeds the input of
each Mackie HD1531 loudspeaker. Be sure to engage the Polarity Invert switch on the HD1801
subwoofers to optimize performance. See page 10 for more information.
Left
line level
output
Right
line level
output
Power
Cord
Power
Cord
Pole
Mount
Pole
Mount
Line-level
High Pass
output A
Line-level
High Pass
output B
HD1801
input B
HD1801
input A
Power
Cords
Power
Cords
HD1801 subwoofer
reproduces the
low frequencies
HD1801 subwoofer
reproduces the
low frequencies
Onyx 1620i
Mixer
HD1531
reproduces all
frequencies
above the
subwoofer’s
crossover point
HD1531
reproduces all
frequencies
above the
subwoofer’s
crossover point
6
HD1801
HD1801