Ax-1000/2000 - US Amps AX Installation Manual

L
R
(Shown here is AX-1000, but the diagram is also applicable to AX-2000.)
Amplifier Input
1
for proper operation.
2 Amplifier Output
3 Input Gain
is variable from 1 to 9 volts for full output. Best results are achieved by
adjusting the control to the lowest setting in relation to the output of the source unit.
4 Low-pass Crossover Control
For the internal amplifier, adjustable from 50 Hz to 500 Hz @ 24dB.
5 Remote Bass Gain
to allow the amplifier volume to be controlled from the passenger compartment.
6 Low-pass Crossover On/Off Switch
A 2-way switch which enables/disables the low-pass crossover feature.
7
Subsonic Filter
36 Hz subsonic filter provides a 6 dB per octave roll-off.
5
2
1 3 4
Min 50 500
INPUT SUB
Gain Freq
AX- X-1 000 000
In Out
Two Ohm Stable Design
The amplifier MUST receive input on BOTH RCA jacks
The low level output can be connected to other amplifiers.
A phone jack that accepts the included RBG control harness
To optimize amplifier power in the audible frequencies, a defeatable

AX-1000/2000

2-Channel Amplifiers
Controls and Features
5 6 7
Off On Off On
SUB Subsonic
XOver Filter
RBG
U.S.A.
WARNING:
NEVER use ground-loop isolation
on the input of your U.S.Amp! It doesn't need it!
Pwr Prot