MAKING THE CONNECTIONS
A6000GTi SPEAKERFigure 7. The JBL A6000GTi
CONNECTIONSsubwoofer amplifier is set
Set Output Mode A6000GTi Amplifier
The A6000GTi is a 2-channel amplifierto bridged mode to drive a
to 2CH/BR(partial output panel)
designed to drive subwoofers only. subwoofer system. Only use(on input panel)
The left and right input signals arethis mode when the nominal
combined inside the amplifier to equivalent or total impedance
provide a mono output signal, no of the speaker system is
matter which output mode is selected. 2 ohms or greater.
See OSetting The Crossover�
on Page 8
The A6000GTi can be connected to to Adjust Crossover ControlsSubwoofer
two independent speaker systems in System
2-channel mode. It can be connected
to a combination of subwoofers
configured as a single load with its
channels bridged or connected in
parallel. Bridged channels will provide2 ohms
high output voltage for driving loadsor more
with a nominal impedance of 2 to 4
ohms. Connecting the channels in Figure 8. The JBL A6000GTi
parallel will provide the high current subwoofer amplifier is set
Set Output Mode A6000GTi Amplifier
necessary to drive loads of 1 to 2 ohms.to parallel mode to drive ato PARALLEL(partial output panel)
subwoofer system. Only (on input panel)
Included below are three applicationuse this mode when the
diagrams that will help you plan nominal equivalent or total
your A6000GTi installation. Figures 7impedance of the speaker
through 9 show how to configure thesystem is less than 2 ohms.
jumper
JBL A6000GTi subwoofer amplifier forSee OSetting The Crossover�
bridged-mono, parallel-mono and on Page 8NOTE: A jumper is addedSubwoofer
to Adjust Crossover Controls
2-channel operation (see Setting Upbetween the + terminals.System
the GTi Amplifier).
IMPORTANT: If the nominal impedance
of the speaker system is close to 2
ohms, you may try both bridged and2 ohms
parallel configurations to determineor less
which one performs better. Remember
to set the output mode switch to theFigure 9. The JBL A6000GTi
appropriate setting when changingsubwoofer amplifier is set
Set Output Mode A6000GTi Amplifier
configurations.to 2-channel mode to drive
to 2CH/BR(partial output panel)
a pair of subwoofers or
(on input panel)
subwoofer systems with
NOTE: For simplicity, Figures 7 through
nominal equivalent or total
9 do not show power, remote and input
impedances of 2 to 4 ohms.
connections (see page 5).
See OSetting The Crossover�
on Page 8
to Adjust Crossover ControlsSubwooferSubwoofer
SystemSystem
2 to 42 to 4
ohmsohms
6 |
ACEC
HARMAN KARDON
