US Amps AX - Manual (Page 5)

4
WARNING: All U.S.Amps require a grounded input connection.
DO NOT use ground-loop isolation devices or high/low conversion devices
on the input of your U.S.Amp!
Amplifier Input The amplifier MUST receive input on BOTH RCA jacks
for proper operation.
1
Amplifier Output The low level output can be connected to other amplifiers. 2
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.
3
Low-pass Crossover Control
For the internal amplifier, adjustable from 50 Hz to 500 Hz @ 24dB.
4
Remote Bass Gain A phone jack that accepts the included RBG control harness
to allow the amplifier volume to be controlled from the passenger compartment.
5
Low-pass Crossover 3-way Switch
A 3-way switch which selects the full-range/high-pass/low-pass crossover feature.
6
Subsonic Filter To optimize amplifier power in the audible frequencies, a defeatable
36 Hz subsonic filter provides a 6 dB per octave roll-off.
7
High-pass Crossover Control
For the internal amplifier, adjustable from 50 Hz to 500 Hz @ 12dB.
8
INPUT
Gain
In Out
Pwr Prot
SUB
Freq
SUB
XOver
Subsonic
Filter
Min 50
Full LP
HP Off On
500
RBG
R
L
“VTCSD” Technology
AX-TU600C X-TU600C
U.S.A.
50 500
HP
Freq
8 7 6 5 4 3 2 1
AX-TU600C
2-Channel Amplifiers
Controls and Features